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1. DEVICE MENU Router can control several devices This allows configuring the settings for all interfaces connected to the computer at the same time using the Presets Each device has its own tab page in the main Router Router Preset Device VirtualPort Help notebook The content of each device tab depends on the type of device Adding a device is automatic when Router detects a v i micro KEYER II w USB Interface II new device Once detected a device remains in Router even though device is disconnected Each device is identified by a Forts Audio Switching PTT CW WinKey unique serial string o NOTE Router supports all microHAM USB devices in a single instance by creating a separate root tab for each device It is not necessary to run multiple instances of Router a secondary instance can not be started o Router Preset Device Virtual Port Help Rename Creates a custom device name This is useful if two or more devices are connected to the Router For vw FT 2000 K3 example CW KEYER and microKEYER II can be W renamed to more identifiable names as shown here Ports Audio Switching PTT CW Winkey Delete Removes a device from the Router Only Router Preset Device VirtualPort Help disconnected devices with a RED X on device tab can x be removed To disconnect a device from Router unplug the USB cable from the computer or device Ports Audio Audio Mixer
2. Follow TX focus is a special setting for applications that provide only TX Focus control Headphone audio is selected automatically based on the TX Focus 39 microHAM 2010 All rights reserved Stereo Headphones Forces stereo headphone split mode regardless of operating state Available signals are e LPT pind e LPT ping e COM port RTS signal e COM port DTR signal Live Status Shows the current TX Focus RX Focus and STEREO status RED 1 circle represents RADIO1 and GREEN 2 circle represents RADIO2 Semi automatic focus control When checked RX Focus will follow TX Focus if TX focus is manual and RX Focus is Auto Any focus command from the logging program will be ignored while TX Focus is in Manual Radio 1 or Radio 2 TX logic micro2R supports two modes of operation first one wins or TAlogic last one wins In first one wins transmitting on one radio will lock Duel En dack out transmission on the second radio In last one wins beginning 17 502R mode a transmission on one radio will abort a transmission in progress on the other radio Disable band lock linband SOR SO2R mode If checked simultaneous transmission on both radios is not allowed When not checked the radios can transmit at the same time Disable band lock in band SO2R In order to prevent accidentally transmitting with both radios on the same band micro2R will normally inhibit transmission when both radios are on the same band as determined b
3. Extension of each dit and dah in milliseconds QSK only 34 microHAM 2010 All rights reserved CW MESSAGES TAB On this tab you can define nine CW messages of up to 50 characters each which are stored in EEPROM Each memory may have a programmable repeat delay and or call another memory Message content Jumpto Delay s Test on CW 2 DEWATV x o E rest store 3 TUSNN is 4 CO TEST DE WATV WaTV lS 5 55N L D A els 6 SNN L o 2 rest Store 7 CQ Ca DE W4TV WATV a la JS Ea A Eur 0 E res Cancel WEN S Merge Cancel WEN Ga Par 5 Cr Set WPM05 Set Key 05 Saveto File Load from File Commands which may be included in a memory are Merge Cancel WPM Set WPM Set Key Set Wait Jump to Delay Test Store Store All Load from File Save to File merge two characters without a letter space MJAS will sound AS restore speed set by the Speed pot force speed to the selected value regardless of position of speed knob close CW output for selected time in seconds wait selected seconds during playback used for looping a message or calling another message sets the delay in seconds before looping or calling another message plays a message without storing it saves one message to micro2R memory saves all messages to micro2R memory loads all messages from file saves all messages to
4. e Use FSK port on MKII for Radio1 instead of Radio 1 FSK port of u2R e Constant level audio output from Radio 2 can be connected to the SUBRX input of MKII instead of 2 RX of Radio 1 This way logger gets Radio1 audio in left channel and Radio 2 audio in right channel of microHAM codec e PTTIN of MKII can be connected in parallel with Radio 1 PTTIN of u2R e 3 party band decoders used for automatic Antenna and BPF switching must use the Yaesu TTL band data format 61 microHAM 2010 All rights reserved micro2R 2 x micro KEYER II 2 x Station Master ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH PORTA PA PORTE i PORTB PA PORTA RADIO 1 RADIO 2 INHIBIT wo n STATION MASTER 1 STATION MASTER 2 CAT cw CAT ACC ACC FSK FSK AS SUBRX RADIO RADIO SUBRX micro KEYER II 1 micro KEYER II 2 EXTMIC MKD SCOUT SCMIC P LT USB USB B PHONES FOOTSW COMPUTER MIC PADDLE KEYPAD Special notes e The CW and microphone outputs from both microKEYER II should be disconnected The microphone PTT and CW outputs from u2R should be used instead e The station microphone or headset should be connected to u2R e The MK Il WinKey are not used The logging program must use the WinKey port of u2R e Use microHAM CODEC from the first MK II as the sound card with u2R e Use FSK port on MKII for Radio1 instead of the Radio 1 FSK port of u2R e Use FS
5. o Delete All f y PCMCIA adapters 7 ji Deana identification devices HARDWARE PORTS VIRTUAL PORTS Create Creates virtual COM ports It is possible to select more ports at once by holding the Control Y ELTIMA Virtual Serial Port COMS H Key on the keyboard and clicking on COM port YT ELTIMA Virtual Serial Port COMB numbers Creating a virtual port may take a while FE ELTIMA Virtual Serial Port COMT be patient 17 ELTIMA Virtual Serial Port COM8 22 ELTIMA Virtual Serial Port COM Delete Deletes any single virtual port A Intel R Active Management Technology SOL COM4 44 Processors Delete All Deletes all previously created virtual E E SD host adapters OG Smart card readers ports and resets Virtual Serial Port bus SN Sound video and game controllers ep Gorge contadas Do not delete a virtual port unless all applications Geet using that port have been closed NOTE Properly working ports should not display an exclamation mark 18 microHAM 2010 All rights reserved HELP MENU Manuals Link to microHAM manuals located on your system Setup Guides Link to software configuration guides for many common applications Cable Schematics Link to cable diagrams Download Documents Downloads microHAM documentation including updated manuals and setup guides You may specify the products for which you want documentation This requires an Internet connection microHAM Home Page Link to www microH
6. External Keyboard NOTE Messages are not saved or loaded with Presets 36 microHAM 2010 All rights reserved Bank Record 1 Shorca 915 5 TNX 8 QRZ clm 7 QSL INFO Record 3 in Record Record Record Record Record cm H Record Message 5 Record El E El DVK TAB Play Play CIE H ett H Cu a 3 Play Play Play micro2R allows recording and playing nine voice messages per bank and an unlimited number of banks limited only by the capacity of the computer hard disk Banks can be managed with Rename Add and Remove buttons Rename to rename the current bank Add io create a new bank and Remove to delete the current bank Bank selection is provided by Bank box Each memory may repeat with a programmable delay loop or can be chained with another memory using external keyboard or keypad While a DVK message is recorded or played micro2R uses the DVK mixer settings When recording or playback is done the settings in the Audio Mixer are restored DVK mixer settings are not stored with presets but in the message banks This means each bank can have its own levels slider position It also allows each bank to be configured for the voice of a different operator if micro2R is used in a multi operator station Under Windows 2000 or XP Router DVK uses the sound card defined on the Audio Mixer Tab Under Vista the input and output sound ca
7. Manually assign audio devices when checked Router will allow the user to select audio devices sound card in the appropriate fields of the Audio Mixer tab and will actively control the audio devices Automatically assign microHAM audio devices Not used with micro2R when checked Router will automatically assign proper audio device of the same name if multiple microHAM interfaces of the same kind are connected to the one computer This setting does not apply to micro2R it applies only to DIGI Keyer Options DVK Voice message time limit maximum time for each voice message up to 120 seconds Sample rate sampling frequency used during recording and playback of voice messages Sample size sampling size used during recording of voice messages Sampling size primarily effects audio quality of the messages 16bit samples provide higher quality than 8bit NOTE Select the same sample rate and size as used by your software to avoid message distortion 15 microHAM 2010 All rights reserved Options USB Noise immunity selects how many times an undelivered USB packet will be repeated before the USB device is disconnected from the operating system Response time selects how long the USB interface will wait for additional data before sending data to the operating system Minimize Clicking this will minimize Router to the system tray at the bottom right corner of the Windows Task Bar the System Notification Area Seat VE
8. PTT amp ACC ON Winker Save Template will save the current Router settings to template file When clicked Router will open a standard File Save dialog window the default location is C Documents and Settings All Users Application Data microHAM cfg l a hypertext html or plain text txt documentation file of the same name as the template is present in the same directory it will be associated with the template Load Template will automatically configure Router from a template tpl file When clicked Router will open a standard File dialog the default location is C Documents and Settings All Users Application Data microHAM cfg and the desired template can be chosen When Router loads a template it looks for an html or txt file with the same name as the template in the same directory If such file is found it is displayed ze TIP Templates are a powerful tool for quickly configuring Router to work with a particular Gp application Template files are interchangeable between computers and ideal for cloning setups in multi computer stations or for sharing configurations between users 17 microHAM 2010 All rights reserved Store as Power Up Settings will store the current settings of the Audio Switching PTT CW WinKey SO2R and ACC tab to the micro2R EEPROM If micro2R is operated without connection to the computer it will use the settings stored in EEPROM If micro2R is connected to a computer running
9. Router the Router settings will be used but the default settings are retained in EEPROM Upload Firmware microHAM will occasionally release updates to the firmware in micro2R The update may support new features in Router or improve application compatibility The most recent public version of the firmware is always available from www microham com contents en us d29 html To update firmware download the firmware file to your computer then click on Device Upload Firmware A Windows file dialog will open navigate to the directory into which you downloaded the firmware file and select the file NOTE If you upgrade Router each upgrade will include the latest firmware file The new firmware will be automatically uploaded to the micro2R when the new version of Router connects for the first time you have just to confirm the upgrade when prompted VIRTUAL PORT MENU aT Dove nee It is necessary to create a number of virtual serial Hostel ports COM ports in order for a Windows Eegen application logging control or digital mode Za P SC CE ate i program to access microHAM devices Router Preset Device Virtual Port Help ie Human Interface Devices Ge IDE ATA ATAPI controllers IEEE 1394 Bus host controllers ES ES 3 2 Keyboards W micro KEYER 2R Create Mice and other pointing devices E E E LE Modems HE Delete S K Monitors Ports Audio Switching S Network adapters ee
10. Vibroplex emulation Paddle setpoint 50 x DIT DAH 100 300 E NOTE To connect a straight E Disable paddle memory Weighting a Ex key to MKII use Bug Keyer SE mode The straight key should Swap paddles Ist extension D Gm be connected between ring and C Auto space Keying compensation 0 E ms sleeve of a three conductor ICT space plug The tip must be open Priority Ultimatic mode offers a choice if DIT or DAH priority for dual lever paddles If no priority is selected the keyer works in a last paddle wins mode Paddle set point controls when WinKey begins looking for a new paddle press after sensing the current one The default value is one dit time 50 and is adjustable in percent of a dit time Disable paddle memory When checked DIT or DAH insertion is disabled Swap paddles Reverse paddle sense for left handed operation or improperly wired paddle Auto space Keyer generates automatic character space CT space Selects contest word space six elements long instead of seven Speed pot min max Min Max value of the front panel speed knob 9 in range 5 to 99 WPM Farnsworth speed Sets the Farnsworth keying speed 10 to 99 WPM range 0 disables this feature DIT DAH DIT DAH ratio from 1 2 to 1 4 in hundreds Accepted numbers are from 200 to 400 Weighting Weighting in percentage from 10 to 90 1 extension Extension of the first dit or dah in milliseconds QSK only Keying compensation
11. cme He RADIO AN E si E MICGND E LEFT lt LEFT gt D 1 em ee ae OA CIN HT D 5d IN DB9M SEE KEY S Sleeve 6 Em T Tip R Ring PTT S n S Mobile Icom RJ45 PHONES MIC FOSTER 8 E it y PTT RCA PHONES MIC RJ45 KEY PTT RCA Desktop Icom Fosters Kenwood TS 480 RJ45 Kenwood amp Elecraft Foster8 Mobile Yaesu RJ45 Desktop Yaesu TenTec Foster8 TenTec Foster4 10 microHAM 2010 All rights reserved O N 11 12 13 Turn off both radios and make micro2R rear panel accessible Connect the cable from your left hand transceiver to the Radio 1 DB9 jack Connect the cable from your right hand transceiver to the Radio 2 DB9 jack Connect cables from PTTIN1 to the PTT out of RADIO1 IMPORTANT This connection is required for proper audio switching in VOX operation Connect cables from PTTIN2 to the PTT out of RADIO2 IMPORTANT This connection is required for proper audio switching in VOX operation Connect your headset to the Mic and Phones jacks Connect your paddles to the PADDLE jack If you use a foot switch or hand PTT connect it to the FOOTSW jack 10 Connect the SC OUT jack to the Line Out or Speaker jack of your sound card Connect the SC MIC jack to the Microphone jack of your sound card Connect a 12V 16V DC supply to the DC 13 8V jack Be sure to observe the proper polarity
12. max 4mA load active high 19 GND GND 7 R1 BAND DATA B Output TTL levels max 4mA load active high 20 NC N A 8 R1 BAND DATA C Output TTL levels max 4mA load active high 21 NC N A 9 R1 BAND DATA D Output TTL levels max 4mA load active high 22 NC N A 10 R2 BAND DATA A Output TTL levels max 4mA load active high 23 NC N A 11 R2 BAND DATA B Output TTL levels max 4mA load active high 24 NC N A 12 R2 BAND DATA C Output TTL levels max 4mA load active high 25 NC N A 13 R2 BAND DATA D Output TTL levels max 4mA load active high SHELL GND GND 54 microHAM 2010 All rights reserved APPENDIX B microHAM Control Protocol Introduction This appendix describes the command s in the microHAM Control Protocol that are likely to be useful to users in creating custom macros in loggers that support user defined scenarios These user level commands can be used to select antenna outputs e g the 4 bit value on pins 6 9 Radio 1 and 10 13 Radio 2 of the Accessory port to select transmitter or receiver focus or to control the Digital Voice Keyer CW Memory Keyer or FSK Message memories microHAM Control Protocol as a whole or in any subset is the intellectual property of microHAM s r o and may not be used by any person in conjunction with any hardware interface or control product controller not manufactured by microHAM Individuals who have purchased a controller from microHAM s r o or its dealers an
13. micro2R work properly with those applications When steering is enabled the Serial CW Serial PTT and 2 PTT channels for RADIO1 are used for both radios The active radio will be selected based on the steering control signal TX focus defined on the SOZ2R tab steer FSK some applications particularly day to day logging programs like DX4Win do not support C Steer FK simultaneous operation of two radios but they do permit switching radios Steer FSK permits switching the FSK output from the MMTTY engine used by these loggers to the selected radio When FSK steering is enabled the RADIO_1 FSK and 2 FSK ports will also be used for RADIO 2 The active radio will be selected based on the steering control signal TX focus defined on the SO2R tab Steer WinKey CW PTT Some applications like DXLab Suite DX4Win and WriteLog use the original WinKey protocol even though they support multiple radios This limits WinKey to a single CW output with no two radio support Steer WinKey CWPTT allows micro2R to steer the RADIO 1 CW and PTT outputs of WinKey 2 to the active radio based on the steering control signal TX focus defined on the SO2R tab Steer Winkey CW PTT 26 microHAM 2010 All rights reserved AUDIO TAB Understanding Sound Card operation in Amateur Radio programs Each sound card has two sets of controls PLAYBACK and RECORDING For most cards these settings are independent and can be controlled by the ap
14. open collector max 12V 50mA closed to ground when TXFOCUS R1 input active when closed to ground max load 1mA at 5V stereo output for headphones 32 ohm load dynamic electret microphone input max 500mV p p switchable 8V bias off tip ring max 1mA SOUND CARD OUT AC coupled stereo input from sound card 32 600 Ohm max 4V p p SOUND CARD MIC AC coupled output to sound card microphone input 600 Ohm typ 100mV p p Dimensions W 232mm 9 125 x H 44mm 1 73 x D 105mm 4 125 Weight 1 3 kg 1 875 lbs 50 microHAM 2010 All rights reserved 8 PACKAGE CONTENTS The product includes micro2R USB cable and CD ROM containing the microHAM USB Device Router program and documentation If the shipment is incomplete please contact us at the following address E mail support microham com fax 421 2 4594 5100 by Post microHAM s r o Nadrazna 36 90028 Ivanka pri Dunaji SLOVAKIA 9 WARRANTY microHAM warrants this product for three 3 years The product must not be modified in any way or the warranty is voided Cables are warranted against defects in materials and workmanship for a period of 60 days What is covered During the warranty microHAM s r o will repair or replace defective product at their sole discretion You must send the unit postpaid with a copy of the original invoice to the distributor from whom you purchased the product microHAM will pay return shipping What is not covered This Limite
15. MEN OT EK vo eng TIP When Router is minimized you can restore it by double clicking on the Router tray icon You can K also restore Router by double clicking on the Router icon on the desktop or in the Programs menu Exit Clicking on this item will terminate Router NOTE when Router is terminated the virtual ports will be closed and application software will be unable to communicate with micro2R and the radio PRESET MENU The requirements of each application logging control and digital mode programs are different Each program handles radio control CW FSK PTT and the sound card its own way In some cases what works for one application may not work properly with another To get maximum performance from micro2R the user should create customized settings for each application used Router Device Virtual L e Save As f Rename Ports Delete vw Show Buttons For easy switching among applications Router supports up to 12 user definable Presets Different configurations can be stored in these presets and recalled am almost instantly simply by clicking on the preset button a ALA Each preset contains the settings for all devices connected to and controlled by Logger32 Router For example if Router controls a microKEYER ll a USB Interface II and NIMM Station Master each preset remembers the settings for all devices including the WriteLog assignment of COM ports and the contents of a
16. NOTE Do not use a power supply that is connected to either radio Using a common power supply for micro2R and a transceiver will permit power supply return currents from the transceiver to flow through the micro2R grounds As a result of design defects in the microphone circuit of nearly every amateur transceiver the return currents will generate a voltage in series with the microphone input which will result in unwanted feedback often called HEI Locate the USB cable but DO NOT connect it at this time 11 microHAM 2010 All rights reserved Installing microHAM USB Device Router TEN lux To install Router click on the Install USB Device acomete ERES Router link on the installation CD or download the Device Router Setup Wizard most recent installation package from the web site www microham com contents en us d29 html This will install microH 4H USB Device Router 3 7 0 on your computer hoe that you close all other applications before If you download an updated package click on urouter_release_xx_xx exe xx_xx is version to Start the installation Click Nest to continue or Cancel to exit Setup ie Setup microHAM USB Device Router olki Completing the microHAM USB Device Router Setup Wizard Setup has finished installing microHAh USE Device Router on pour computer The application may be launched by selecting the installed icons Click Finish to eat Setup The Windows setup utility will start and ask into whi
17. R2 button Turn on VOX or press the MOX transmit switch on the radio and speak into the microphone Using RIGHT slider set the same drive level as you set in step 10 at the top of page 42 Do not adjust the TX MIC slider preamp GAIN trimmer R2 trimmer or MIC gain knob on radio If you cannot get the correct drive level adjust the front panel RADIO2 knob Set TX Focus to Radio 1 using the TX R1 R2 button On the DVK tab in Router select default bank and set REC MIC and TX to 70 Press the Record button and adjust the REC MIC so that signal does not peak into to the red area Press the Play button and check that the drive level is same as you set in step 11 If not adjust the TX level NOTE Under Vista and Windows 7 DVK levels are separate from those set by other applications DVK levels are stored with the message banks which permits each operator to customize the DVK for his own voice The voice settings are now complete NOTE For digital operation AFSK PSK31 set micro2R mode to FSK and keep all levels as set above Use ONLY the front panel RADIO1 RADIO2 controls to adjust for proper drive levels maximum power no ALC reading 44 microHAM 2010 All rights reserved Understanding Transmit TX Focus micro2R allows changing transmit focus several ways The R1 R2 lights indicate which radio will transmit in response to a PTT signal Manual TX focus mode In manual mode focus selecting which radio will t
18. This permits each operator to customize the DVK for his own voice 18 The voice settings are now complete NOTE For digital operation AFSK PSK31 set micro2R mode to FSK and keep all levels as set above Use ONLY the front panel RADIO1 RADIO2 controls to adjust for proper drive levels maximum power no ALC reading This sets the proper levels for both radios and all modes We suggest that you store these Router settings to the last preset Click Preset Save as choose position number 12 name it Default and store settings TIP When you create your presets always begin by selecting the default preset This will set audio levels to a known state before starting any customization Setting audio levels in Vista and Windows 7 1 Open Router s Audio tab and check both Disable audio switching boxes 2 Click the Sound Card button 3 On the Audio Devices window select the sound card connected to the micro2R in the Mixer and WaveOut 4 Click the TX Mixer button If the Mixer does not appear open the Windows Sound Control Panel and select the Playback tab 5 Click the Test Signal button on the Audio Devices screen and verify that the VU Meter for the selected sound card in the Sound Control Panel reaches maximum lf not turn off the Test Signal restart Router and return to step 2 Turn off the Test Signal 6 Close the Audio Devices window but leave the Sound Control Panel open 43 microHAM 2010 All
19. While speaking to microphone adjust the R2 trimmer to set proper drive level this should be your normal operating level When finished do not touch the MIC GAIN control again Setting audio levels in Windows 2000 and Windows XP If you are using Vista or Windows 7 skip to to the next page 1 Open Router s Audio tab and check both Disable audio switching on RADIO1 and Disable audio switching on RADIO2 2 Go to Audio Mixer tab and confirm that the correct sound card is selected 3 Confirm that all the green lights below the sound card drop down boxes are lit If not double click on them or open the specific mixer and select un mute the channels When done close both Volume Control windows 4 Set the REC MIC and TX MIC sliders to 70 the TX VOICE MASTER sliders to 70 and WAVE sliders to 80 5 Select a sampling rate on the REC MIC to enable the metering 6 While speaking into the microphone adjust the REC MIC slider until you see the last yellow light on peaks Do not allow the microphone signal to peak into the red If level is too low or too high adjust the REC trimmer located behind the sound card jacks as needed 7 Set the TX Mic slider to the same level as the REC MIC 8 Set TX Focus to Radio 1 using the TX R1 R2 button 9 Turn on VOX or press the MOX transmit switch on the radio and speak into the microphone Using the LEFT MASTER and TX MIC slider set the same drive level as you set in step 8 in the previ
20. file Messages can also be saved and replayed using an external keyboard or numeric keypad attached to the PS 2 jack See External Keyboard NOTE Messages are not saved or loaded with Presets 35 microHAM 2010 All rights reserved FSK MESSAGES TAB On this tab you can define nine FSK messages of up to 50 characters each which are stored in EEPROM Each memory may have a programmable repeat delay and or call another memory Message content Jump fo Delay 8 wn le G near E Siore TUN El II Gun ERICO TEST DE a wd i Sor aN Si D ss Ca Store ee CRICO CO DE WATV WATV A Leed EA Store En a m D YF Li iras dea CA Store Lo o a Load from File Commands which may be included in a memory are CR amp LF Insert Carriage Return Line Feed Figure Insert special Figure character Letter Insert special Letter character Blank Insert special Blank character Letter Insert special Bell character Jump to used for looping a message or calling another message Delay sets the delay in seconds before looping or calling another message Store saves one message to micro2R memory Store All saves all messages to micro2R memory Load from File loads all messages from file Save to File saves all messages to file Messages can also be saved and replayed using an external keyboard attached to the PS 2 jack See
21. format defined by configuration ENTER transmit CR and LF characters Y F10 Toggle PTT alternative to foot switch Y Y Switch between CW mode and FSK mode CAPS LOCK ae S S FSK mode is indicated by CAPS LED transmit space if type ahead mode is active all buffered SPACE characters are transmitted before this space S S transmit gap one half dit delay time this character cannot be recorded to a message from keyboard it may only be Y entered from Router transmit character if CW type ahead mode is active PT US RS character is pushed to type ahead buffer to be transmitted 0 9 2 2 6 8 U eer QA after next space Note some special characters are S mapped to standard prosigns see WinKey manual transmit character if FSK type ahead mode is active 0 9 A Z 8 character is pushed to type ahead buffer to be transmitted Y after next space 49 microHAM 2010 All rights reserved USB 7 HARDWARE SPECIFICATIONS USB 2 0 Full speed USB 1 1 compatible Power consumption CW PTT PTTIN USB less than 100mA Power supply less than 250mA at 13 8V max 16V 2 x open collector max 30V 400mA 2 x open collector max 30V 400mA 2 x active when closed to ground max load 1mA at 5V ACC port pins 2 13 TTL levels max 4mA load LPT port FSK FOCUS FOOTSW PHONES MIC Optically isolated inputs load less than 1mA per port at 5V 2 x open collector max 30V 400mA
22. the PA when the PTT channel is used More information about T R switching and the sequencer is provided under the PTT tab Router allows assigning virtual serial ports for PTT using the DTR or RTS signals DTR and RTS are identical to DIR RTS except that the output is inhibited for one second after the COM port is opened and should only be used with programs that cause unwanted key ups during startup Ay TIP More applications use RTS for PTT than DTR The state of the PTT channel is indicated by a green arrow If the port is opened it does not mean it is CS none el RTS vi S properly configured When the port is properly ond PTT none RTS Le b configured the arrow will light during the entire transmission To test PTT operation click on the Test button with no port assigned or the port closed The 2 PTT channel is identical to the primary PTT channel 2 PTT provides a way for a second application to key the radio if the primary application also controls PTT for example a logging program and CW reader keyboard NOTE the CAT port may be used PTT if it is provided by a microHAM interface l s r Ji TIP Always use serial PTT instead of the radio command PTT or VOX It is the only way to assure proper sequencing of a Power Amplifier LNA or receive antenna switch To test PTT click on the Test button with no port selected or the port closed NOTE Select RADIO or RADIO2 as needed with the TX R1 R2 button on micr
23. to switch Router s operating mode DVK CW Keyer RTTY Keyboard The keystrokes used to select mode are defined on Router s Keyboard tab STATUS INDICATION NUM CAPS SCROLL play rec mode OFF X X playback ON X X recording X OFF OFF CW X ON OFF FSK X ON ON VOICE Playing messages A message is started by pressing F1 F9 on the keypad or 1 9 on the number pad A message can be aborted with the ESC key or the zero key on the number pad Messages may be made to repeat loop by pressing DEL period on the number pad while the message is playing The default minimum wait time after ending a message and starting again is one second The pause time may be set from 1 to 9 seconds by entering the desired delay immediately after pressing DEL For example 1 lt DEL gt 5 will start message number 1 and cause it to repeat with five a second delay Pressing zero 0 will terminate a message loop Recording messages Recording is started and stopped by pressing NUM LOCK To start recording press NUM LOCK followed by the number of the message to be recorded To abort a message without saving press zero on the number pad or Escape To end recording and save the message press NUM LOCK In CW micro2R stores characters as they are echoed from the internal WinKey2 only those characters actually transmitted are stored However CW messages may be recorded from either paddles or the keyboard The gap and othe
24. use radio control PTT CW FSK etc DO NOT define a port that is already in use for example COM1 or COM2 which are hardware ports on many motherboards or a virtual port that is used by another USB device Even though Router will not allow creating a virtual port on a COM port number which is already present in the system like hardware COM ports or internal modems sometimes these ports are hidden If a device which also uses virtual serial ports external USB devices bluetooth devices mobile phones PDAs etc is not connected to the computer when creating virtual ports in Router the ports can overlap and will not work properly when you connect such device WARNING Before you begin to create virtual ports attach all external devices you are using with computer and allow them to connected to the system Restart Router and then create virtual ports Virtual ports are created on the Virtual Port menu _ Router Preset Device Virtual Port Help Create Virtual Serial Ports er DIR L Delete E Select one or more virtual serial ports to be created his Audio Switching Delete All i It may take a long time m Windows Se ME be patient a SS El Create Creates virtual COM ports It is possible to Ge select more than one port at a time by holding the COME Ctrl key on keyboard and clicking on COM port COME numbers Creating virtual ports may take a long time COM El several tens of seconds b
25. AM com microHAM Downloads Page Link to www microham com contents en us d29 html Show Tooltips When checked small single line help is displayed below the mouse cursor Update Router Download and install the most recent version of Router About Shows the Router s internal version number Change logs Shows the Router and firmware changes DEVICE CONFIGURATION TABS There are ten 10 tabs for configuring micro2R Each tab controls part of micro2R s functions Except for CW Messages FSK Messages and Functions tabs any change is applied immediately to micro2R Router Preset Device Virtual Port Help wi ur Ports Audio Audio Mixer PTT amp ACC CW Winkey CW Messages FSK Messages Dit Keyboard 502R e Ports assign virtual ports to the micro2R for use by applications e Audio configures headphone switching based on operator preference receive focus and transmit source e Audio Mixer sets sound card levels NOTE The Audio Mixer is not available under Vista or Windows 7 Those operating systems do not permit an application like Router overall control of the sound device e PTT amp ACC configures T R keying and foot switch functions e CW WinKey configures the internal CW keyer e CW Messages enter store internal CW message memories e FSK Messages enter store internal FSK message memories e DVK configure and control the level of Router s voice keyer e Keyboard configure operation of PS 2 keyboard o
26. AUTO Receiver selection is controlled by logging program or follows transmitter selection 6 RX R2 Receiver 2 active 7 TX R1 Transmitter 1 active 8 TX AUTO Transmitter selection is controlled by logging program 9 TX R2 Transmitter 2 active 10 PTT R1 Indicates Radio 1 PTT is active 11 PTT R2 Indicates Radio 2 PTT is active 12 FSK Blinks with FSK output 13 PHONES Output for operator headphones Connector 6 3mm 1 4 stereo TIP Left RING Right SHELL Common 14 MIX Controls the level of mixing between the left and right headphone channels 15 LATCH Tap to toggle Latch status Hold to toggle Mix microHAM 2010 All rights reserved 16 RX RADIO1 Disables automatic headphone switching if it was enabled switch to manual mode and connect headphones to RADIO1 17 RX RADIO2 Disables automatic headphone switching if it was enabled switch to manual mode and connect headphones to RADIO2 NOTE A short press on BOTH Ri 16 and R2 17 will select the left channel usually main RX from Radio 1 to the left ear and the left channel usually the main RX from Radio 2 to the right ear A long press of BOTH R1 16 and R2 17 at the same time enables automatic headphone switching AUTO mode If enabled the yellow AUTO light will be lit the R1 4 and R2 6 lights indicate receive focus 18 TX R1 R2 A short press alternately selects transmission on RADIO1 or RADIO 2 and disable
27. D CARD MIC IN Special notes The CW and microphone outputs from microKEYER should be disconnected The microphone PTT and CW outputs from u2R should be used instead The station microphone or headset should be connected to u2R The microKEYER WinKey is not used The logging program must use the WinKey port of u2R Use FSK port on MK for Radio1 instead of Radio 1 FSK port of u2R For digital mode operation the constant level audio output from each radio should be isolated using audio transformers The sound card In line from microKEYER should be connected to the left audio channel tip and sleeve of the sound card line input The right radio Radio 2 should be connected to the right audio channel ring and sleeve of the stereo sound card Line input using an external transformer 3 party band decoders used for automatic Antenna and BPF switching must use the Yaesu TTL band data format 64
28. K port on MKII for Radio2 instead of the Radio 2 FSK port of u2R e PTTIN of each MKII can be connected in parallel with the appropriate PTTIN of u2R e For digital modes use microHAM Codec 1 of MKII 1 for Radio 1 and microHAM Codec 2 of MKII 2 for Radio 2 62 microHAM 2010 All rights reserved micro2R 2 x USB Interface Ill ES Ce BAND DATA BAND DATA MANUAL CONTROL RR wl tL RADIO 1 RADIO USB SOUND CARD OUT COMPUTER f souno caro mic m USB Special notes ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH BCD BAND DECODER MANUAL CONTROL USB INTERFACE Ill 2 PHONES FOOTSW MIC PADDLE KEYPAD e The CW outputs from the USB Interfaces should be disconnected e Use the micro2R CW WinKey ports for CW e computer sound card must be used for for SSB DVK e For digital modes use USB Audio Codec 1 of USBIII 1 for Radio 1 and USB Audio Codec 2 of USBIII 2 for Radio 2 e 3 party band decoders used for automatic Antenna and BPF switching must use the Yaesu TTL band data format 63 microHAM 2010 All rights reserved micro2R microKEYER BCD BAND DECODER MANUAL CONTROL as la SO or 10 ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH it BAND DATA rs is PAPTT RADIO micro KEYER OUT IN MIC EXTMIC SCOUT SCMIC gl L PHONES FOOTSW SOUND CARD LINE IN SOUN
29. LL Ground 8 FSK 1 FSK Output for Radio 1 Connector RCA Grounded closed on MARK TIP Signal SHELL Ground 9 USB Port for connection to the computer USB port Connector USB B 10 GND Terminal for connection to station common ground microHAM 2010 All rights reserved 11 SC OUT Connection from sound card Line Out Connector 3 5mm 1 8 stereo TIP Left Radio 1 RING Right Radio 2 SHELL Ground 12 RADIO2 Multi pin jack for RADIO2 interconnection Connector DB9 female Detailed description is in Appendix A 13 ACC external multi function I O port see ACC Port section of this manual Connector DB25 female Pin description is in Appendix B 14 FOCUS Focus status output Connector RCA grounded when active Open collector 12V 50mA maximum TIP Signal SHELL Ground 15 FSK 2 FSK Output for Radio 2 Connector RCA Grounded closed on MARK TIP Signal 16 POWER Power Switch microHAM 2010 All rights reserved 4 INSTALLATION Installing micro2R consists of several steps 1 prepare micro2R to work with your radios 2 install microHAM USB Device Router the control and interface software 3 configure Router set audio levels Preparing micro2R for Use 1 Make up two cable sets to connect your radios to micro2R RADIO CET a s as Ee E os Ill ee EZ ETO AE CE ID n E Ore Fr z LO e KEY rh mrs T Tip R Ring PTT S
30. PTT from LPT parallel port micro2R includes an LPT interface for CT NA compatible CW and PTT inputs When the Use LPT for CW box is checked micro2R will accept CW input on pin 16 of the LPT input The red arrow indicates when LPT CW is active key _ Use LPTforCW gt down Use LPT for PTT When the Use LPT for PTT box is checked micro2R will accept PTT input from pin 17 ofthe LPT The red arrow indicates when LPT PTT input is active NOTE Never enable more than one CW source at a time You must select which source WinKey Serial or LPT CW will be used by micro2R Selecting multiple sources will result in distorted CW output e TIP If you plan to use micro2R with DOS based software check Use LPT for CW and Use LPT Gp for PTT and save that selection using Device Store as Power up Settings from the Router menu CW PTT steering When manual control of transmit focus is selected in micro2R CW including WinKey and PTT signals will be redirected to the active selected radio This function was implemented to avoid confusion and assure the expected behavior This means that CW and PTT signals for both radios will be directed to the selected active radio Some logging programs do not support two radios or are designed to generate only one set of keying signals which are connected to the selected radio using a Steer serial CW PTT steering A B control Selecting Steer serial CW PTT will allow Router and
31. PTT timing and drop PTT unkey when the UART buffer is empty Because virtual ports generally have two buffers one in the USB driver and one in the hardware the first buffer may empty before all of the data has been transmitted allowing the PTT to before the message is complete Strict bps disables the USB buffering and sends one character at a time to the FSK output With Strict BPS selected the output will be about 20 slower due to the presence of extra stop bits between characters but proper PTT operation will be assured NOTE DO NOT select strict bps for MMTTY USB option C provides accurate timing To test FSK operation from the computer to the radio click the Test button with no port selected or the port closed The Test button will generate RY two times NOTE Select RADIO1 or RADIO2 as needed with the TX R1 R2 button on micro2R when testing CW PORT By its very nature USB is not well suited to transfer the real time events required for CW keying In addition to the latency inherent in the USB protocols there are also latencies caused by computer CPU load internal Windows message processing inter process communication and data flow from another peripherals sharing same the USB hub This can result in transmitted characters that are garbled To minimize these unwanted operating system effects Router uses a specially developed oversampling and prediction algorithm to assure the smoothest possible transfer of control signal
32. TO RX focus STE GES oa RX focus AUTO Stereo headphones RTS none nvert LPT control of DNK none Semi automatic focus control Computer AUTO Control If micro2R is in AUTO TX Focus and AUTO RX Focus radio selection is under software control micro2R provides three ways for the application to control focus Classic auto control CT NA compatible using the parallel LPT port DTR and RTS signals on one or more serial port or by software command microHAM Control Protocol NOTE Software developers who would like to implement control of microHAM products including micro2R using microHAM Control Protocol should contact OM7ZZ at microham com CLASSIC AUTO CONTROL is flexible tool for customizing micro2R for operation with legacy software There are four 4 parameters which can be controlled via parallel port CT NA compatible LPT or virtual serial port DTR and RTS signals TX focus Used for automatic selection of the transmitter Available signals are LPT pin 3 e LPT pin 14 e COM port RTS signal COM port DTR signal Two PTTs Each signal can be inverted if necessary The state of the signal is represented by a RED arrow RX Focus Used for automatic headphone priority switching when both radios are in receive Available signals are LPT pin 4 e COM port RTS signal e COM port DTR signal e Follow TX Focus Each signal can be inverted if necessary The state of the signal is represented by a RED arrow
33. W speed 32 microHAM 2010 All rights reserved FOOT SWITCH SEQUENCER Additional functions can be associated with the foot switch or hand mic PTT micro2R recognizes when the foot switch is closed pressed or open released micro2R can mute or block serial port CW When foot switch is pressed When foot switch is released FSK PTT and audio when Mute senal CA _ Restore serial PTT and audio routing the foot switch is Mute serial FSK Restore serial DA _ Restore serial FSK activated Each of those inputs can be selectively restored when the foot switch is released or can remain muted until all PTT inputs are released Mute serial CW if checked virtual port CW DTR or RTS output generated by an application program will be muted while the foot switch is closed lf Restore serial CW is checked CW will resume when the foot switch is released if it has not already ended If Restore serial CW is not checked application generated CW will remain suppressed until the application releases PTT Mute serial FSK if checked FSK generated by an application will be suppressed while the foot switch is pressed lf Restore serial FSK is checked FSK will resume when the foot switch is released if it has not already completed If Restore serial FSK is not checked FSK will remain suppressed until the application releases PTT Restore serial PTT and audio if checked application generated serial PTT will be restored and audi
34. W from keyboard CW from keyboard Type ahead enables type ahead when using a PS 2 keyboard Characters 7 Type ahead are transmitted after a space word mode or when the buffer has ee reached its limit 16 characters speed step Speed Step set the amount by which the Up Down or NUM keys change 2 WPM the CW speed Auto numbering Leading zero as T sends leading Zeros in contest report as T For example Auto numbering 001 will be send as TT1 pa Zero as T sends all zeros in contest report as T For example number 100 Zero as T will be send as 1TT EISE One as One as A sends all ones in contest report as A For example number 101 Nine as N Nine as N sends all nines in contest report as N For example number 199 will be send as 1NN Report 5NN send 5NN before contest serial number The PS2 and FH 2 sub tabs allow assigning control functions to PS 2 and FH 2 style keypads FH 2 connects to pins 2 and 3 of the PS 2 jack microHAM does not supply an adapter for FH 2 keypad NOTE An FH 2 cannot be connected to the transceiver and tomicro2R at the same time 38 microHAM 2010 All rights reserved SO2R TAB The SO2R Tab is used to configure the signals each program uses to convey Transmit Focus Receive Focus and Stereo Split headphone states to micro2R Computer auto control microHAM control protocol on COM port Classic auto control Live Status TX focus DTR none nvert pP TX focus AU
35. an application opens the COM port Router will indicate the channel is open and rains coms el Eier 45505 gt Tes display baud rate number of data bits parity and 3 4 Fsk com xl APTT SCH Dinver number of stop bits in use For example 45 zl KR DE e 5N1 5 means 45 Baud 5 data bits no parity 1 5 stop bits The 2 FSK port is useful when operating split with radios that have two receivers eg FT 1000 FT 2000 FT 9000 K3 Orion or IC 7800 The second instance of the RTTY program should specify right channel for its audio source and should be configured to use the 2 FSK port for its FSK output The 2 FSK port can also be used for a second RTTY program with a different decoding algorithm to provide diversity decoding and transmit from either program e TIP If you see a baud rate other than 45 5 baud e g 4800 or 9600 the application is NOT Gp configured correctly for FSK RTTY operation PTT The virtual port used for FSK can also support PTT required by MMTTY When you use MMTTY select the PTT box and RTS will used for PTT Do not use the FSK port for any other function 21 microHAM 2010 All rights reserved Invert Some transceivers lack the ability to set the sense of the FSK input If you cannot set the proper sense check the invert box This is normally necessary only with the TenTec Omni V Omni VI and Kenwood TS 940 Strict bps Some programs rely on the the UART buffer full signal for proper
36. ave bias on the ring a typical computer or multi media microphone place a jumper on the lower two pins RING position 2 Set the R1 Radio 1 and R2 Radio 2 microphone trimmers located above headphone isolation jumpers and the preamp GAIN trimmer located above the microphone jumper to the middle of their range 3 Set the front panel TX1 and TX2 knobs to 12 o clock 4 Connect your microphone to micro2R and select Radio 1 for transmit 5 Open Router s Audio tab and uncheck both Disable audio switching on RADIO1 and Disable audio switching on RADIO2 Make sure the VOICE mode has been selected on the Ports tab 6 On the PTT tab set Generate PTT output for both radios 41 microHAM 2010 All rights reserved 7 Set TX Focus to Radio 1 using the TX R1 R2 button 8 Set your radio to USB or LSB connect it to a dummy load and switch RADIO1 to transmit Set the MIC GAIN control on RADIO1 to the same position as you use when the microphone is connected directly to the radio While speaking into microphone adjust the R1 trimmer to set proper drive level this should be your normal operating level When finished do not touch the MIC GAIN control again 9 Set TX Focus to Radio 2 using the TX R1 R2 button 10 Set your radio to USB or LSB connect it to a dummy load and switch RADIO2 to transmit Set the MIC GAIN control on RADIO2 to the same position as you use when microphone is connected directly to the radio
37. be used under normal conditions However if there are problems between a logger and Router it may be useful to Start a capture and close the window When a problem is noticed the window can be opened and the Control protocol log Saved for analysis The monitor log is circular only the last 20 kilobytes or so will be saved in order to prevent creating very large files The monitor will display a description of each command from the application and the response from Router If a line ends in three dots it means that the command or response has been broken across two USB packets FOOT SWITCH Router allows assigning a virtual serial port to the foot switch channel and selecting one of four available input control lines CTS DCD DSR or RING NOTE CTS is not available if the foot switch channel is shared with the radio control port The state of the signal on the virtual port can be inverted by checking inverted box When a COM port is assigned for the foot switch but the application does not support foot switch status or no application is running Router reports the channel as closed When an application opens the COM port usually Foot Switch coma CTS v inverted oper d at start up Router reports channel as open l When the foot switch is pressed this state is indicated by a red arrow 25 microHAM 2010 All rights reserved CW and
38. ch folder Router and its supporting files should be installed Note unless you have a very strong reason to install Router elsewhere please accept the default location When the Router installation is completed click Finish to launch Router for the first time Then plug in the USB cable and proceed to configuring Router for your station and software 12 microHAM 2010 All rights reserved Configuring microHAM USB Device Router The microHAM USB Device Router Router program provides a Windows compatible configuration tool tor microHAM USB Devices micro2R as well as DIGI KEYER microKEYER II CW Keyer and USB Interfaces and software interface to other Windows applications logging software digital mode software etc The software interface is provided as Virtual Serial Ports In order to configure and use micro2R with Windows compatible application programs you must have installed the USB driver started Router applied power to micro2R and turned the device on Router is then configured as required by the application logging control or digital mode software micro2R includes an LPT parallel input This connection is required for applications which do not support the microHAM SO2R Control Protocol or provide focus control information on a serial port micro2R Status Router Preset Device MirualFor Help i e When the USB driver is installed correctly and micro2R is turned eut on Router will show a de
39. cro2R allows flexible audio selection of from both radios Audio from the transceiver headphone jack is connected to the micro2R headphone input optionally passed through a switching relays which select the audio source connected to each earphone and allow the user to select a variable level of mixing from one ear to the other The audio connections can be defined for each transmit and receive state The audio selection is indicated by the RX Focus LEDs on the front panel The RX R1 16 and RX R2 17 buttons allow fast manual selection of Radio1 Both Split Mix or Radio 2 audio When the RADIO1 and RADIO2 buttons are pressed simultaneously HEADPHONES and held for more than 5 seconds the AUTO light will illuminate and micro2R will switch to the AUTO switching mode The AUTO mode Ri BOTH R recognizes six 6 states and STEREO priority state Re Focus on R1 ORG Re focus on RE elelo e RADIO1 RX amp RADIO2 RX amp RX focus R 1 Computer TH on Rl fLatchi O a a e RADIO1 RX amp RADIO2 RX amp RX focus R2 Computer Tk on R2 Lach e RADIO1 COMPUTER TX amp RADIO2 RX Manual T on Ri COOC 6 RADIO1 RX amp RADIO2 COMPUTER TX Manual T on R2 e e RADIO1 MANUAL TX amp RADIO2 RX STEREO OBO e RADIO1 RX RADIO2 MANUAL TX e STEREO set by the logging software The Stereo state overrides all other states Receive audio headphone selections can be set using the Headphones panel on the Audio tab The au
40. d Warranty does not cover 1 correction of installation or software errors in the user s computer s 2 damage caused by misuse negligence user modifications or failure to follow the user manual 3 connection to improper or excessive voltage or voltage surges 4 the incorrect installation of any cables connected to the device by the user or 5 weather related storm lightning or electrostatic discharge damage microHAM USB Device Router the software is provided as is without guarantee of compatibility with any specific operating system computer peripheral or accessory microHAM assumes no liability or responsibility for damage to other devices or injuries to persons as a consequence of using our products If the terms of the above warranty are not acceptable return the unit all associated documents and accessories in the original unopened package prepaid to microHAM or to your supplier for refund less shipping and a restocking fee 51 microHAM O 2010 All rights reserved DECLARATION OF CONFORMITY C Federal Communications Commission Statement USA This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation European Union Declaration of Conformity microHAM s r o declares that the product
41. d distributors are licensed to utilize the following subset of commands only with that controller Complete documentation is available on request and execution of a non disclosure agreement to qualified software developers who wish to support microHAM interfaces and controllers Disclosure of this sub set of the microHAM Control Protocol shall not grant license to any party to use these controls for any purpose not specifically authorized herein nor shall this disclosure grant license to use these controls or any subset of these controls with any controller not produced by micoHAM Commands All commands are ASCII and are case sensitive Each command is uppercase and ends with lt CR gt In this document parameters arguments for the command are shown in lower case Router responds to any invalid command with an error message where the first character is an E is followed by copy of the received command e g Ecommand lt CR gt e Focus control These commands control transmit focus and headphone switching SetTxFocus active only when TX Auto Focus has been selected FT1 lt CR gt SetTxFocus Ri FT2 lt CR gt SetTxFocus R2 SetRxFocus active only when RX Auto Focus has been selected FR1 lt CR gt SetRxFocus R1 FR2 lt CR gt SetRxFocus R2 FRS lt CR gt SetRxFocus STEREO e ACC output control The ACC output Band Data or Antenna Relay can be one of 16 values represented by a 4 bit value The output is set using a two digit val
42. d to the left audio channel tip and sleeve of the sound card line input The right radio Radio 2 should be connected to the right audio channel ring and sleeve of the stereo sound card Line input 58 microHAM 2010 All rights reserved micro2R Station Master setup ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH PORTA PA PORTE l PORTB PA PORTA RADIO 1 PTTIN PTTIN INHIBIT INHIBIT STATION M TATION MASTER 2 SCOUT SCMIC SOUND CARD OUT a SOUND CARD MIC IN PHONES PADDLE FOOTSW KEYPAD COMPUTER Special notes e The CAT port of each radio is connected to its Station Master e Station Master provides computer control CAT automatic antenna control and BPF switching e PTTIN of each Station Master can be connected in parallel with appropriate PTTIN of u2R 59 microHAM 2010 All rights reserved micro2R micro KEYER Il setup ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH wen RADIO 2 eae E F E BAND DATA BAND DATA Lem BAND DECODER ET OR OR BCD BAND DECODER Lem CONTROL C AL MES LE ME MANUAL CONTROL PAPTT PTTIN RADIO RADIO 1 ACC RADIO 2 micro NN Il 2R u FSK2 NN EXTMIC MKD SCOUT SCMIC USB Lh a be PHONES FOOTSW COMPUTER ss MIC PADDLE KEYPAD SERIAL PORT Special notes e The CW and microphone outputs from microKEYER II to Radio 1 should be disconn
43. dio source Radio 1 Left Right Radio1 Left Radio 2 Left Radio 2 Left Right for each state is selected using the radio buttons and becomes effective immediately NOTE Separate switching for TX and Computer TX Latch is enabled disabled using the front panel LATCH button Headphone ground loop isolation Even when both radios are properly grounded it is possible to get a hum in the headphones This hum can be caused by differences in headphone ground potential between the radios micro2R keeps the headphone ground of each radio isolated from the other as well 2 as from the u2R ground However when dual receive stereo split J is selected the headphone grounds must be connected together all Br Wee d AA mes RA L To avoid the possibility of a ground loop in this situation micro2R includes isolation transformers in line with each headphone channel from radio2 These transformers are enabled by default but can be bypassed by moving five jumpers as shown in the picture Er and saturation parameters they also have up to 2dB loss You may need to increase the volume on radio2 to get the same level as when the headphones are connected directly to the radio NOTE While the Isolation transformers have excellent IMD 28 microHAM 2010 All rights reserved From the sound card and microphone to the transceivers Audio to the transceivers can come from two sources from the computer sound card or from the microph
44. e or LPT classic mode control microHAM Control Protocol supported by major contest software two Band Data outputs controlled by logging software independent front panel transmit level controls for each transceiver manual or automatic transceiver selection two UART compatible FSK outputs foot switch support selected transmitter outputs for station automation interface compatible with most standard Windows based logging or control programs DOS mode compatibility with LPT port interface of DOS based contest loggers CT TR NA Keying CW optically isolated USB and LPT inputs hardware support for last one wins or first one wins operation programmable PTT assertion delay in 1ms steps supports separate PTT for each radio with automatic TX focus control supports VOX and CAT T R switching integrated second generation K1EL WinKey2 front panel speed knob nine 9 user programmable memories application independent contest auto numbering supports PS 2 keyboard for CW transmission with type ahead supports PS 2 keyboard or keypad for CW memory keyer and control PS 2 keyboard or keypad CW works without computer connection multiple CW sources WinKey2 serial port and or LPT port with steering Voice SSB AM FM front panel headset jacks selectable electret bias 8V on mic tip or ring wide range preamplifier supports both dynamic and electret microphones Unique microphone switching allows microphone
45. e patient COMB COM3 Delete Deletes any single virtual port COMO COMI Delete All Deletes all previously created virtual COM12 ports COMI3 C MT4 Do not delete a virtual port until all applications using COMTE COMTE CO TIP It is possible to select multiple ports at EE one time by holding the Control key on ae pen RK that port have been closed keyboard and clicking on the COM port numbers _ ITIP If you have removed another device which used virtual ports and Router does not offer the Ay released COM port number you will need to reset the virtual port bus You can do this by deleting all virtual ports in Router at once Select Virtual Port Delete All then create the ports again Any missing COM port numbers should appear 14 microHAM O 2010 All rights reserved 5 microHAM USB DEVICE ROUTER ROUTER MENU Default Router Settings used to completely reset Router to factory default settings Default removes all device tabs and deletes all stored configuration data including all user presets from the Windows Registry l s TIP The micro2R can be completely reset by selecting Default Router Settings followed by Device Store as Power up Settings to save the defaults to the controller s EEPROM Restore Router Settings used to restore settings from a urs file created by the backup command A urs file can be used only with the device for which it was generated the file contains the u
46. ected The microphone PTT and CW outputs from u2R should be used instead e he station microphone or headset should be connected to u2R e The WinKey in MKII is not used The logging program must use the WinKey port of u2R e Use microHAM CODEC as the sound card with u2R e Use FSK port on MKII for Radio1 instead of Radio 1 FSK port of u2R e Constant level audio output from Radio 2 can be connected to the SUBRX input of MKII instead of 2 RX of Radio 1 This way logger gets Radio1 audio in left channel and Radio 2 audio in right channel of microHAM codec e PTTIN of MKII can be connected in parallel with Radio 1 PT TIN of u2R e 3 party band decoders used for automatic Antenna and BPF switching must use the Yaesu TTL band data format 60 microHAM 2010 All rights reserved micro2R micro KEYER Il Station Master ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH rs me RADIO 2 Lamour L BCD BAND DECODER MANUAL CONTROL micro KEYER II SUBRX EXTMIC MKD PHONES FOOTSW COMPUTER PADDLE KEYPAD SERIAL PORT Special notes e The CW and microphone outputs from microKEYER II to Radio 1 should be disconnected The microphone PTT and CW outputs from u2R should be used instead e he station microphone or headset should be connected to u2R e The WinKey in MKII is not used The logging program must use the WinKey port of u2R e Use microHAM CODEC as the sound card with u2R
47. ed by problems that differ in intensity from one band to another or from one end of the band to another by problems that change when a feedline is moved or its length changed where the problem moves from one piece of equipment to another based on band and or where the severity changes with transmit power level The solution is to use common mode chokes to prevent the current from entering the shack This topic has been given thorough treatment in recent works by W1HIS and K9YC W1HIS http www yccc org Articles W1HIS CommonModeChokesW1HIS2006Apr06 paf K9YC http www audiosystemsgroup com RFI Ham pdf 5 microHAM 2010 All rights reserved APPENDIX D Typical Hardware Configurations Basic micro2R setup ANTENNAS CONTROL A CONTROL B RADIO A RADIO B DOUBLE SIX SWITCH MM 2 Bire BAND DECODER MANUAL CONTROL L DATA SERIAL PORT SOUND CARD OUT SOUND CARD MIC IN O y SOUND CARD LINE IN AS COMPUTER us PHONES FOOTSW MIC PADDLE KEYPAD Special notes e The CAT port of each radio is connected to the computer serial port or USB to serial port adapters Use appropriate level converter as necessary e 3 party band decoders used for automatic Antenna and BPF switching must use the Yaesu TTL band data format e For digital mode operation the constant level audio output from each radio must be isolated using audio transformers The left radio Radio 1 should be connecte
48. events over USB Using this principle CW keying in the Router is in most cases usable up to 50 WPM if the application generates keying signals accurately and does not consume 100 of CPU time at the highest priority class Router allows assigning a virtual serial port for software CW using DTR or RTS signals DTR and RTS are identical to DTR RTS except that the output is inhibited for one second after the COM port is opened RTS DTR should only be used with programs that cause unwanted key ups during startup NOTE the CAT port may be used for CW if is provided by a microHAM interface AOS TIP More applications use DTR for CW than RTS When an application opens the COM port usually at start up Router will indicate the channel is open The state of the CW channel is indicated by a red arrow If port is opened it does not mean that it is properly configured The red arrow will light in time with the transmitted CW when the port is properly configured Cw COM3 DTR open P To test CW operation click on the Test button with no port selected or the port closed NOTE Select RADIO1 or RADIO2 as needed with the TX R1 R2 button on micro2R when testing 22 microHAM 2010 All rights reserved PTT amp 2 PTT PORTS The PTT channels are used to control transmit receive switching of the transceiver and power amplifier An internal sequencer assures 100 protection against hot switching of
49. f or so will be saved in order asss urnes v yan aR HES Request Winkey Status to prevent creating very RX CA status WAIT 0 KEYDOWN 0 BUSY 1 BREAKI large files 0028713934 WK Monitor will display a description of each command from Router or the application and decoded response from WinKey If a line ends in three dots it means that the command or response has been broken across two USB packets 24 microHAM 2010 All rights reserved CONTROL PORT The Control Port allows an application program logger that implements the microHAM Control SO2R Protocol to operate micro2R completely with only a single USB connection The microHAM SO2R Control protocol allows a logger to specify Transmit Focus Receive Focus Stereo Split headphone as well as control antenna switching and optionally use the CW FSK and voice memory functions When an application opens the control port Router Porio PRE el gt Can reports port as open and displays settings used to configure COM port Data flowing through the channel are indicated by two arrows The green arrow indicates data flow from the application to WinKey and the red arrow indicates data flow from WinKey to the host application Mon Opens a Control Protocol Monitor window to capture microHAM SO2R Protocol communications between a logger and Router Controls for the monitor include Start Stop Clear and Save The Control Protocol Monitor should not
50. fore the output can be used The amplifier requires a small DC voltage bias to operate and provides an audio signal of about about 500 millivolts peak to peak While dynamic and electret microphones each have their strong points they are not directly interchangeable Where an electret mic will not work without a DC supply a dynamic mic can be damaged by that voltage In addition signal levels are very different with the typical electret mic producing signal levels 20 60 times greater than that from a dynamic mic Because of the differences one can not interchange dynamic and electret microphones without special consideration Most amateur transceivers are designed for use with dynamic microphones this includes those made by Elecraft Kenwood TenTec and Yaesu On the other hand Icom transceivers are designed for use with electret microphones When compared to other transceivers Icom radios typically required a larger audio input and have a DC voltage on their microphone line Note the Elecraft K3 can be configured for either electret or dynamic microphones Configuring micro2R for your radios 1 Open the top cover of micro2R and check the jumper for the internal microphone preamplifier Jumper has three pins For dynamic microphones so not close any pins For electret microphone that require bias on TIP mono plug like Heil iC place a jumper on the top two pins TIP position For electret microphones with stereo plug that expect to h
51. h the TX R1 R2 button on micro2R when testing Mon WinKey Monitor allows capturing communications between Router or the application and WinKey2 Controls for the monitor include Start Stop Clear and Save WinKey Monitor should not W microkEYER WinKey Monitor be used under normal conditions However If d WE communication log 0028701703 Log enabled urouter v5 0 0 there are problems with 0028708271 Port opened 0028708271 H TX 00 04 00 04 57 Admin EchoTest 0x57 WinKey and a logger it 0028708271 H TX 00 04 00 04 57 Admin EchoTest 057 may be useful to Start a 0028708349 HTX 00 020002 Admin HostOpen capture and close the 2028708380 H TX DA 15 05 0A 1E FF 04 01 0A 01 10 00 11 00 17 32 12 32 OD 0F 12 OE 04 44 01 05 00 020007 lear Buffer window When a problem 1028708395 HRX CO CD status WAIT 0 KEYDOWN 0 BUSY 0 BREAKIN 0 XOFF is noticed the window can eg HTX 15 Request Lines Status be opened and the WK 0028711360 HTX 15 Request Winkey situs G i FRE eer communications log Saved 10028712046 HTX 8 ZE Set Pin Config pes et Zeie D Pr Pin3KeyOut 1 Pin5KeyOut 0 Hang Time 1 Owordspe for analysis 0028712046 TX 0715 et Speed Pali Kane geg E En G speed min 2 T0WPM status WAIT 0 KEYDOWN 0 BUSY 0 BREAKIN 0 SOFF 1 WinKey Monitor is circular 0028712140 HECHA d only the last 20 kilobytes PU CO e s HD 54 E PY OH ACTUEL Cds T an rif Lao
52. input all the time NOTE To use this configuration your sound card MUST support local microphone echo described at the beginning of this chapter Computer PTT overrides microphone When checked audio from the sound card will override the microphone even if footswitch is depressed Restore serial PTT and audio routing must be selected on the PTT tab to prevent audio from the sound card from being disabled when the footswitch is released TAO Devices ww a x Sound Card is only visible with Vista WaveOut Waveln Mixer and Windows 7 It shows the Name 0 Speakers SoundMAX IntegratedD 0 Microphone SoundMAX Integrated 0 Speakers SoundMAX Integrated D Mixer ID Wave In ID and Wave Out ID m1 rtsal aude caie unir SoundMAX Integra 2 Line 1 tual Audio Cable for each input output in the computer i oo ie In Gouri ia Di The ID numbers are necessary to S Headset Earphone 5 mionam C configure some applications for 6 Headset Microphone e example WSJT MMVARI etc NOTE Audio Switching is set independently for RADIO1 and RADIO2 Be sure to configure both ID est Signal LM Tower Close 29 microHAM 2010 All rights reserved AUDIO MIXER TAB NOTE The Audio Mixer Tab is not present in Windows Vista or 7 due to operating system limitations Windows Vista and 7 take exclusive control of the sound card and do not allow any application to control the overall le
53. ked 2 FSK uses TxD for FSK and RTS for PTT if checked CW uses DTR or RTS PTT uses DTR or RTS 2 PTT uses DTR or RTS These channels are common to both radios e WinKeyer2 uses RxD and TxD e Control uses RxD and TxD e Foot Switch uses CTS DCD DSR or RING NOTE Do not assign virtual ports for the channels functions which are not used by your applications It is unnecessary and only consumes resources 20 microHAM 2010 All rights reserved FSK amp 2 FSK PORTS The FSK channel is used by the application program to send the FSK keying signal FSK is used primarily for RTTY It is very important to understand the difference between FSK and AFSK FSK is a digital On Off signal used in the transceiver to generate a frequency shift FSK must be supported by the transceiver this mode is commonly labeled RTTY or FSK AFSK is an analog audio signal used to modulate the transceiver for digital modes like RTTY PSK31 AMTOR etc Computer sound card generated AFSK or PSK does not require special transceiver support and can be used in the LSB USB or FM mode of the transceiver Some radios have dedicated modes for AFSK generally labeled PKT DATA LSB D or USB D with special features lt is very important to properly adjust the audio drive level of an AFSK system so as to not overdrive the first transmit audio amplifier stage in the transceiver and produce a wide distorted signal full of intermodulation products I
54. ll sub tabs except the FSK CW Win Test Messages and DVK tabs 12 01 2010 NOTE Presets are not available until they have been created and saved by the user using Preset Save as For sample configurations for popular software refer to the Setup Guide documents available in Router Help menu Use Help Download Documents if the Setup Guides are not available or incomplete There are three ways to apply a preset once it is created 1 Click on Preset and select from the pull down menu 2 Click on a preset button For the buttons to be visible in Router Preset Show Buttons must be checked When the settings from a preset are applied a green light located in the preset button is lit This green light is on ONLY when all settings in Router are same as those stored in the preset ID default ID test I OxLab IN Logger32 amm ID Writetog ID Win Test IM 12 01 2010 16 microHAM 2010 All rights reserved 3 By right clicking on the system tray icon when the Router is minimized eg Exit 4 The presets and the current router configuration are stored to the registry when Router is closed and recalled when Router is loaded BESSE test Save as Saves the current Router settings to a preset for future use geg Logger32 r p NIMM Rename Allows renaming of an existing preset WriteLog Win Test Delete Delete chosen preset v 12 01 2010 Show buttons When checked Router shows the preset buttons
55. m a single wall outlet The safety ground often exhibits excessive noise between power outlets sometimes often due to other equipment powered from the same branch circuit It is always better to avoid this source of noise interference It is also a good idea to check the power distribution for loose connections reversed neutral ground open ground and other wiring problems Sometimes the USB cable can be a source of RF interference the cable might have inadequate shielding or the transceivers in PC might be improperly designed causing data flowing inside the cable to be reflected as a common mode current on the shield of the cable This common mode current can radiate a significant digital noise If this is the source of your problems it can be significantly reduced or eliminated using ferrite chokes on both ends of the cable Two or three turns through a 31 mix FT240 toroid are better than the common snap on ferrites of unknown mix Often another cause of RFI problems is a common mode current flowing along the antenna feedline into the shack Itis a common misconception that the only thing required of a feedline is that it have low SWR Unfortunately a low SWR does not guarantee low common mode current These common mode currents are conducted into the shack where they can radiate from the feedline induce currents in any nearby metal object and or be conducted into the interconnected equipment Common mode currents on a feedline are indicat
56. m the sound card is summed to mono in micro2R As a starting point set the MASTER level to about 80 and adjust the Wave controls for the proper drive level TX Mixer this button opens the Windows Volume Control Playback Mixer for the selected sound card GET ID this button will retrieve the name and number of the sound card used for transmit functions The name can be used to verify that the correct sound card has been selected Ta VOICE G R Wave mei RIR Ri Ra LEFT RIGHT MASTER WAYE MASTER WAVE 47 43 O 51 fi Test Signal Ts Mixer Get 1D If you need to adjust the transceiver drive level during operation you can use the front panel controls and leave the settings in the Audio Mixer untouched The Radio 1 control adjusts the drive for the left transceiver and Radio 2 adjusts drive to the right transceiver 31 microHAM O 2010 All rights reserved PTT amp ACC TAB The PTT tab provides independent PTT configurations for each radio PTT INPUTS micro2R has six PTT inputs for each radio PTT generated by the logging program on the virtual COM port RTS or DTR 2 PTT generated by a second application on the virtual COM port RTS or DTR PTT generated on the DTR line of the FSK channel if the PTT box is checked PTT generated on the DTR line of the 2 FSK channel if the PTT box is checked The PTT and FSK channels generate the same Serial PTT input they are logically in parallel The foot switch attached
57. microHAM 2010 All rights reserved micro2R CW SPEED RADIO 1 RADIO 2 LATCH MIX MIC o e h MAX lt e a e A y MIN AX ALL OU o e PL Lg PHONES ef WW e i e R d 0 ee Le e O o o o o o us e ei A Soy e A S I 2 s mix Are der LP e ET E H D O je o H H H o 2 2 i R RE eox Sn Ze Ze Wi 1 e x MIN A PTT u2R microHAM fax 421 2 4594 5100 e mail support microham com homepage www microham com Version 7 8 30 March 2010 microHAM 2010 All rights reserved TABLE OF CONTENTS CHAPTER PAGE 1 FEATURES AND FUNCTIONS cisco eee sessed eects ncedewedenvenct seca decetecehesetesensecdeoieeeteneseecsis 4 as INPORTANT WARNINGS E 5 3 PANEL DESCRIPTION WEE 6 FONTE UUM ec o de dane dasemeene een cueas 6 AO UE O a a 8 A INSTALLATION ee ltei 10 Proparng ea APP A 10 Installing microHAM USB Device Router sisi 12 Configuring microHAM USB Device Router iii 13 Creating and Using Virtual Serial Ports is 14 5 microHAM DEVICE ROUTER sida 15 Monu A e OS PO A ren 15 A e e O o E 16 SV ESO 17 MAUI WTA srta coli 18 MONU TIO A e o ESOO OOO A A E UI 19 Device COMORES a 19 Beie 20 PORS es e POR OR ee ee ee 21 RO E PEPA D e 22 Ports PTT amp 2 PTT E 23 POSE VV INR CY Ol ressens aan ada 24 PONS COMORES no 25 ls a see eee made eo on 25 Ports CW and PTT from LPT parallel port 26 FO OIT SLU e 26 Bei 26 Ports Steer WinKey CW PTT o ooo
58. nit serial number on a computer with same port assignments WARNING Restoring a backup deletes all current Router settings including presets use it carefully Backup Router Settings used to create backup urs file This file contains Router settings including Presets for all devices defined in Router Options General Load Router on Start up when checked Router will start automatically each time the computer is started or rebooted Start Router Minimized when checked Router will started minimized Options Band Map Customizable band edge boundaries used to drive the band data output BCD codes can be customized for driving antenna switches or bandpass filter control Options Digital Band Map Not used with micro2R Customizable band boundaries for the digital mode operation This setting is used to automatically select VOICE or DIGITAL audio switching and the proper PTT output Careful selection of the Digital band is necessary for transceivers which do not have a special mode for AFSK operation or do not report the mode in the computer command set This primarily effects Kenwood and TenTec transceivers although it applies to some older Icom and Yaesu radios Options Audio Devices Don t use audio devices when checked Router does not use audio devices and the settings on the Audio Mixer and DVK tabs have no effect WARNING When selected Router will not be able to control micro2R Audio Mixer and DVK use it carefully
59. o routing will return to the serial PTT setting when the foot switch is released lf Restore serial PTT and audio is not checked audio will only return after the application releases PTT 33 microHAM 2010 All rights reserved CW WinKey TAB This tab provides the configuration for the internal WinKey2 based CW keyer complete WinKey2 manual can be downloaded from http k1 el tripod com filesWinkeyUSBman pdf Thanks to Steve Elliott K1EL for this great product WinKey2 can be controlled by a logging program or operate in stand alone mode controlled by Router Router controls the speed range Paddle mode and other timing characteristics of Winkey2 When an application opens WinKey2 Router plays no part in buffer handling and speed control All other settings remain under Router control application settings are discarded to avoid timing issues and to keep WinKey behavior consistent across applications NOTE WinKey parameters are stored separately for each Preset This allows quick selection of parameters by choosing different preset The Paddle swap parameter can be also controlled from a PS 2 keypad connected to micro2R The basic operating parameters can be adjusted on this tab Every change is applied immediately Paddle Mode Paddle mode Speed pot min 10 E wen KEE Sesana Elwen e lambic B Accu Keyer F PES ER En dit _ dal H Ultimatic Single lever GC Ee Famsworth speed D WPM e Bug Keyer
60. o2 to both ears in stereo as provided by the transceiver A short press less than 0 5 second of RX R1 and RX R2 simultaneously will switch the main receiver audio tip of the headphone jack of radio1 to the left ear and the main receiver audio tip of the headphone jack of radio 2 to the right ear AUTO headphone switching Automatic headphone switching is a unique and powerful feature of the micro2R By using programmable States micro2R provides the maximum level of flexibility to customize headphone switching Switching micro2R to AUTO headphone switching mode is accomplished by pressing the RX R1 and RX R2 buttons at the same time for more than 0 5seconds AUTO mode is indicated by the AUTO light A short less than 0 5 second press of RX R1 RXR2 or BOTH at any time will exit AUTO mode return to manual control The micro2R AUTO mode operates based on six operating states and one priority state A different operator defined headphone switching configuration can be applied for each state Transmit focus the transmit receive state of each radio Receive Focus and STEREO or SPLIT are used to control headphone switching The interface by which the logging program communicates these additional signals can be configured on the SO2R tab in Router micro2R recognizes these states State 1 Both radios receiving RADIO1 has RX Focus State 2 Both radios receiving RADIO2 has RX Focus State 3 RADIO1 is switched to
61. o2R when testing 23 microHAM 2010 All rights reserved WinKeyer2 WinKeyer2 is the next generation of the unique external CW processor developed by Steve Elliott K1EL WinKey with integrated dual radio support This CW processor supports paddle input like any other electronic keyer is highly configurable and converts input received in ACSII text format to Morse characters This unique property assures perfectly timed CW output regardless of operating system load More detailed instructions for configuring WinKey are found in the description of the CW WinKey tab When a COM port is assigned to WinKey in Router but not in the application program or Winkeuer none ve no application is running Router reports the channel as closed When an application opens WinKey 2 usually at start up Router reports port as open and displays settings used to configure COM port L TIP If you see settings other than 1200 8N2 the application is not configured correctly for WinKeyer2 Even if the application sets an incorrect data rate Router will send data to WinKey at 1200 baud but reliable operation is not guaranteed Data flowing through the channel are indicated by two arrows The green arrow indicates data flow from the application to WinKey and the red arrow indicates data flow from WinKey to the host application Test Sends Test via Winkey2 if a port is not selected or is closed NOTE Select RADIO1 or RADIO2 as needed wit
62. one Due to the unique microphone handling in micro2R the microphone signal can go to the sound card and to the transmit audio selection circuit at the same time 21 22 By default when Disable audio switching on RADIO1 2 boxes are not checked the microphone is connected to the radio which has TX focus The transceiver microphone input is disconnected from the operator microphone RADIO 1 RADIO 2 and switched to the sound card output only when the computer initiates transmission and generates a PTT signal c O The transmit audio level is set by the RADIO1 and RADIO2 pots on front 7 e US panel These pots control only the audio generated by or passing through MIN MAX MIN MAX the computer sound card In VOICE mode there are two operating configurations 1 When the Disable audio switching on RADIO1 2 check box is unselected audio from the microphone is connected to the transceiver which has TX focus Sound card output is switched Disable audio switching on RADIO 2 to the microphone jack only for DVK playback when the computer generates a PTT signal through the virtual serial port Computer PTT overrides microphone WinKey microHAM protocol or LPT port Disable audio switching on RADIO 1 2 When the Disable audio switching on RADIO1 2 check box is selected audio from the microphone is disconnected from transceiver but remains connected to the sound card The sound card output is connected to the transceiver
63. ontrol Recording level slider sets the level of the microphone input to the analog to de digital converter Speak to the microphone and set slider to the position L gt 20d6 where on peaks stacked LED display show RED on occasional peaks 40d6 VU meter this stacked LED displays shows the audio level into the analog to gt SRE digital controller Please note display operates only if a sample rate has ue been selected Sampling 44100 Hz w Sample Rate sets the sample rate used for the REC MIC level displays It is best to set the sample rate to a multiple of the sample rate or clock rate of your applications 30 microHAM 2010 All rights reserved TX MIC live mic microphone input level TX Mic e This control adjusts the level for the live microphone used for transmitting through the sound card with transmit audio switching disabled on the Audio tab If the mic channel is active the green rectangle is on If not click on the TX Mixer button and unmute the microphone control TX VOICE voice message transmit levels These controls adjusts the output levels in VOICE modes If the i gt channels are active the green rectangles one for each channel will be on If not click the TX Mixer button and unmute the master Volume Speaker and Wave controls There are four 4 sliders a WAVE slider and MASTER slider for each channel Audio fro
64. oooncccnnnncccnconcccnnnncnnonononnnnnnnnnnononnnnnnnnnnnnnnonnnnnnnnnnnnnnnnnnnnnnnnnss 26 OO E D PO OR A E en 27 ATI E AD manne Dean en E E li 30 RD A 32 CN RE riores 34 CW Messages Tab 35 SSS ages TaD en 36 DYR Ee OPE E O o E 37 o A 38 5194 5 E 0 OPE 39 O MicrO2Ah OPERATION eege 41 SOA AdO RE 41 Configuring micro2R for your radios E 41 Setting Audio Levels in Windows 2000 and Windows Ab 42 Setting Audio Levels in Vista and Windows 7 ccccccccssssseeeceeeeeeeeeeseeeeeeesaeeeesaueesseeeeseueeseueesaaess 43 Understanding Transmit TX Focus iii 45 Understanding Headphone Switching iii 46 CAS TS AOC Mie le e em eee 47 System ONS IC OOS E 47 External Keyboard Numeric Keypad nnnaannnnoennnnonnnnnnnonnnnnreonnnnnnnsrnnnnnrrnnnnrnrrsnrnrennnnrnnernnrnnennnennnn 48 microHAM 2010 All rights reserved 7 HARDWARE SPECIFICATIONS een ENKEN ENKEN ENKEN ENEE REENEN NN ENKEN ENNEN ENNEN ENKEN EN ENKE 50 6 PACKAGE CONTENTS a tn te 51 9 WARRANTY di 51 DECLARATION OF CONFORMITY enk KEEN REENEN ENKEN ENKEN KEEN ENKEN ENKEN ENKEN ENKEN EEN EN ENK 52 AP PENDIXA GONNEGC TOR S Se a ibas 52 APPENDIX B microHAM Control Protocol 0 0 00 c cece eeccccececceceececceceececeecececeaeaeaeaeaeacuseeeaeatavanaeeeees 55 APPENDIX C RFI Considerations 57 APPENDIX D Typical Hardware Configurations ss 57 microHAM 2010 All rights reserved General 1 FEATURES AND FUNCTIONS USB advanced mod
65. ous section Do not adjust the preamp GAIN trimmer R1 trimmer or MIC gain knob on radio lf you cannot set the correct drive level adjust the front panel RADIO1 knob 10 Set TX Focus to Radio 2 using the TX R1 R2 button 11 Turn on VOX or press the MOX transmit switch on the radio and speak into the microphone Using the RIGHT MASTER slider set the same drive level as you set in step 10 in the previous section Do not adjust the TX MIC slider preamp GAIN trimmer R2 trimmer or MIC gain knob on radio If you cannot set the correct drive level adjust the front panel RADIO2 knob 42 microHAM 2010 All rights reserved 12 On the DVK tab select default bank set the REC MIC TX MASTER and TX WAVE levels to the same position as you set on the Audio Mixer tab 13 Press the Record button and adjust the recording level with the REC MIC level so that signal does not peak into to the red area 14 Set TX Focus to Radio 1 using the TX R1 R2 button 15 Press the Play button and check that the drive level to Radio 1 is same as you set in the previous steps If not adjust the R1 WAVE level 16 Set TX Focus to Radio 2 using the TX R1 R2 button 17 Press the Play button and check that the drive level to Radio 2 is same as you set in the previous steps If not adjust the R2 WAVE level NOTE Slider positions in the DVK tab are independent of those in the Audio Mixer tab They are stored with the message banks not with presets
66. plication software the user from Windows VOLUME CONTROL application or both To understand the operation of these controls it is recommended that you conduct the following tests Connect headphones to the sound card output and connect a microphone to the sound card microphone jack Open the VOLUME CONTROL application click Start Run and type SNDVOL32 if you do not see a speaker icon in the System Tray area of the Task Bar If your system has more than one sound card installed click Options Properties and select the sound card you are using Then select Playback and enable ALL controls to be displayed Leave the PLAYBACK VOLUME CONTROL running and open second instance of VOLUME CONTROL Arrange them on the desktop so both are visible at the same time later you can run your logging software and watch for interactions In the second instance of VOLUME CONTROL click Options Properties choose the same sound card as you chose for the PLAYBACK VOLUME CONTROL select Recording and enable ALL controls Now you have both PLAYBACK VOLUME CONTROL and RECORDING VOLUME CONTROL on your desktop Confirm that you have a Microphone channel in the PLAYBACK window If not your sound card will not support live mic mode You will need to upgrade your sound card to make use of those functions Now UNMUTE all controls in the PLAYBACK window If you speak to the microphone you should hear your own voice in headphones You can control le
67. r WinKey commands cannot be entered from the keyboard but may be used in messages loaded from Router s CW FSK Messages tab In FSK all characters entered from the keyboard are stored 48 microHAM 2010 All rights reserved E CW FSK Voice std key Numeric Keypad mode mode mode start stop recording of message recording mode is O indicated by NUM LED K EE i Tune can be canceled by keys NUM 0 or ESC or by the NUM Y paddle playback stop transmitting message or any characters in ESC NUM 0 buffer e e recording abort recording without storing the message layback start message playback F1 F9 NUM 1 NUM 9 se Zed Y Y 4 recording set message number playback periodically repeat last message default interval is 1 second it can be changed by pressing the number on recording no function Switch between speed control mode and serial number mode serial number mode is indicated by SCROLL LED NUM if present 3 ALT When held allows setting the serial number PG UP Ze WPM control Increase CW speed step defined by configuration Y UP S N mode Increment number by one without transmitting Y PG DN gie WPM control Decrease CW speed step defined by configuration Y DN S N mode Decrement number by one Y HOME WPM control Reset CW speed to pot knob value Y NUM ENTER Transmit number with optional report and increase number SEH SES by one
68. r keypad e SO2R select source of focus control and other SO2R operating features 19 microHAM 2010 All rights reserved PORTS TAB Once the virtual ports have been created they must be associated with a specific function or device channel e g Control CW PTT etc These assignments should correspond to settings of the application software and must be configured first in Router then in the application Ports Audio Audio Mixer PTT amp ACC ON winKey CW Messages FSK Messages DVK Keyboard 5028 RADIO 1 RADIO 2 rsx FSK cw Fer come i PTT dosed Test Fsk come PTT i E e Imvert 2nd FSK inver 2nd FSK n hone Petit bos n none hal D strict bps oe EI Test TW none M IDTR w test PTT coM4 sel RTS w closed gt Test PTT COMS RTS sl open 2nd PTT none al DIS end FTT none el BIS al Winkever2 COM wi closed Test Mon EI Use LPT for CW A Steer serial CW PTT Control coms v open segoen1 gt Mon _ Use LPT for PTT _ Steer FSK Wen Steer winkes CAIPTT Fook Switch none CTS o insert le Proper port configuration is critical for operation with application software micro2R has eight channels each channel provides an indication of the settings applied by the application and current state e g or or off These eight channels functions are available for each radio FSK uses TxD for FSK and RTS for PTT if chec
69. ransmit is fully under operator control the RX computer CAN NOT change focus The operator RA BOTH R2 CW SPEED can select the active radio change focus by taping the TX R1 R2 button If micro2R is in AUTO mode O e pressing the TX R1 R2 button will cancel AUTO teg mode and at the same time move TX focus to the D Ges e selected radio 0 0 o e er RX FOCUS SS 2 In manual mode micro2R will redirect all CW FSK PTT WinKey and DVK signals to the active radio the radio with transmit focus even when the signal was assigned to the other radio AUTO TX focus mode In AUTO mode focus transmitter selection is controlled by the logging program AUTO mode is selected by a long press more than 0 5s of the TX R1 R2 button AUTO mode is indicated by AUTO light The software can control TX focus in several ways Parallel port LPT signals a virtual COM port signal or by using the microHAM SO2R Control Protocol depending on the TX focus configuration on the SO2R tab 45 microHAM 2010 All rights reserved Understanding Headphone Switchin Like transmit focus headphone switching receive focus can operate in MANUAL or AUTO modes Manual headphone switching In manual mode the operator can select what he wants to hear using the RX R1 and RX R2 buttons RX Ri BOTH R2 RX R1 selects audio from radio1 to both ears in stereo as provided by the transceiver RX R2 selects audio from radi
70. rds are defined on the DVK tab NOTE In Vista and Windows 7 you must select the microphone and speaker output of your sound card REC MIC adjusts microphone level during message recording record level TX R1 R2 LEFT and RIGHT operate the same way as the TX VOICE controls described in the Audio Mixer tab If On Air Recording box is checked the microphone audio is automatically forwarded to the transceiver with Transmit Focus selected transceiver while message is recorded REC MIC Ta RLIRZ ALRE LEFT RIGHT 3 MIC MASTER WAYE MASTER WAVE Lo L gt Lo L gt Lo 43 43 43 43 43 Lon Air Recording 37 microHAM O 2010 All rights reserved KEYBOARD TAB The Keyboard Tab controls the operation of a PS 2 keyboard or numeric keypad connected to the PS 2 jack Itis also possible to define control functions for the numeric keypad Custom controls are invoked by pressing and holding the asterisk key with Numkey0 9 General QWERTZ layout configures the keyboard for a QWERTZ layout FSK from keyboard FSK from keyboard Diddle LETTERS send the LETTERS character whenever there is nothing Diddle LETTERS in the transmit buffer UGS UOS shift back to LETTERS case whenever a space is encountered in the elhe abead transmit data Type ahead enables type ahead when using a PS 2 keyboard Characters are transmitted after a space word mode or when the buffer has reached its limit 16 characters C
71. rights reserved 10 11 12 13 14 15 16 17 18 While speaking into the microphone adjust the Microphone level until you see Select the Playback tab in the Sound Control Panel e double click Speakers for the sound card attached to micro2R e click Levels tab and unmute both Speakers and Microphone e click Balance and set LEFT and RIGHT to 70 then click OK e Preset the Microphone level to 70 Select the Recording tab in the Sound Control Panel e double click Microphone for the sound card attached to micro2R e click Levels tab and unmute the Microphone e Preset the Microphone level to 70 the top green bar light on the VU meter for the selected sound card on the Recording tab then click OK If level is too low or too high adjust the REC trimmer located behind the sound card jacks as needed Return to the Playback tab double click the selected sound card select the Levels tab and adjust the microphone to the same level you set in the previous step Set TX Focus to Radio 1 using the TX R1 R2 button Turn on VOX or press the MOX transmit switch on the radio and speak into the microphone Using LEFT and MICROPHONE sliders set the same drive level as you set in step 8 at the top of page 42 Do not adjust the preamp GAIN trimmer R1 trimmer or MIC gain knob on radio If you cannot set the correct drive level adjust the front panel RADIO1 knob Set TX Focus to Radio 2 using the TX R1
72. s Product Name micro2R Conforms to the following Product Specifications EN 55022 1998 Class B following the provisions of the Electromagnetic Compatibility Directive 89 336 EEC 52 microHAM 2010 All rights reserved APPENDIX A CONNECTORS RADIO 1 RADIO 2 DB9 Pin Label Description 1 CW CW output open collector 6 GND Connected to system ground and case 2 PTT CW output open collector 7 PTTIN active when closed to ground max load 1 mA at 5V 3 MIC Microphone signal output 8 MIC GND Microphone ground 4 HPL Left headphone input 9 HPG Headphones ground 5 HPR Right headphone input PS 2 miniDIN 6 Pin Label Description 1 PS 2 DATA TTL PS 2 DATA line 2 RESPAD Input for resistive keypad FH 2 max 5V 1mA 3 GND Connected to the system ground and case 4 5 V 5V output max 100mA 5 PS 2 Clock TTL PS 2 CLOCK line 6 WinKey Button Connected to WinKeyer2 chip pin 13 SHELL GND Connected to system ground and case 53 microHAM 2010 All rights reserved ACCESSORY DB25 Pin Label Description 1 NC N A 14 NC N A 2 TX FOCUS R1 Output TTL levels max 4mA load active high 15 NC N A 3 TX FOCUS R2 Output TTL levels max 4mA load active high 16 NC N A 4 NC N A 17 NC N A 5 NC N A 18 GND GND 6 R1 BAND DATA A Output TTL levels
73. s automatic control of transmit focus if it was enabled A long press enables automatic control of transmit focus selected transmitter 19 CW SPEED Provides manual control of the WinKeyer2 Minimum and Maximum speeds are defined by software 20 CW Indicates the CW output is active 21 RADIO 1 Adjusts drive level to RADIO1 22 RADIO 2 Adjusts drive level to RADIO2 microHAM 2010 All rights reserved Rear Panel 40 11 12 43 aA 15 e GND OUT O C PADDLE 5E JOEL 7 cc DC 13 8V MIC RADIO 1 PS 2 LPT 4 0 3 4 5 6 7 8 1 DC 13 8 V Power input Connector 2 1 5 5mm coaxial CENTRAL Positive pole SHELL Negative pole Ground NOTE DO NOT connect micro2R to any power supply used for either transceiver IMPORTANT WARNING Be sure to observe the proper polarity 2 SC MIC Connection to sound card microphone input Connector 3 5mm 1 8 stereo TIP Signal RING unused SHELL Ground 3 RADIO1 Multi pin jack for RADIO1 interconnection Connector DB9 female Detailed description is in Appendix A 4 PS 2 Port for connection of external PS 2 keyboard or numeric keypad Connector Mini DIN6 5 LPT Input from computer LPT printer port Connector DB25 female 6 PADDLE Paddle input Connector 6 3mm 1 4 stereo TIP DIT Input RING DAH Input SHELL Ground 7 FOOTSW Footswitch input Connector RCA active when grounded TIP Signal SHE
74. stem performance will be dependent on both CPU speed and the amount of available RAM While microHAM Router will run on slower computers the minimum tested system is a 1 6 GHz Pentium IV Windows 2000 512 MB RAM CD ROM and USB 1 1 port Whether Router can run as designed on slower machines with less memory and leave enough resources for application programs has not been determined microHAM Router is not supported on any 16 bit version of Windows 95 98 ME SE In order to provide sufficient performance for simultaneous operation of microHAM Router a logging application Internet connectivity and other accessory programs the recommended system is a 2 GHz PC compatible computer with Windows XP Home or later 1 GB RAM CD ROM root USB 2 0 port and two transceivers with supported CAT protocols A parallel port is desirable for classic interface applications 47 microHAM 2010 All rights reserved EXTERNAL KEYBOARD KEYPAD NOTE The keyboard Keypad must be a native PS 2 device USB device with PS 2 adapter will not work properly micro2R includes the ability to generate FSK or CW record and play CW FSK or VOICE messages using a PS 2 keyboard or numeric keypad connected to the PS 2 jack A numeric key pad is sufficient to record and play CW and DVK messages control CW speed WPM or play a serial number message Live CW or FSK RTTY requires a full keyboard Switching modes The keyboard or keypad can be used
75. t is important to appreciate that distortion generated at this point due to overdrive CANNOT be reduced or eliminated by the reduction of the microphone gain control it is the signal level that must be adjusted to be about the same as would be expected from a microphone The microphone gain control then becomes a form of transmit power control An initial indication of proper audio drive level can be seen on the ALC meter of the radio Provided that there is NO audio processing in circuit and that the microphone gain control is in its normal operating position then if the ALC does not show or just starts to indicate during transmission the signal is likely to be clean It is also important is to turn off the microphone compressor ANY transmit audio equalizer AND transmit DSP when AFSK is used DO NOT use any form of digital modulation sometimes called Transmit DSP with AFSK or PSK Some transceivers bypass these circuits automatically when signal is routed to the rear audio jack instead of the microphone jack but some do not for example the TS 850 Edited by Geoff Anderson G3NPA If your transceiver supports FSK use FSK for RTTY whenever possible It s the only sure way to get a clean RTTY signal no matter the microphone gain or compressor processor settings on your radio When a COM port is assigned in Router but not in the application program or the application is not running Router will indicate the channel is closed When
76. to loop through the sound card for VOX or override the sound card mute DVK when the footswitch PTT is activated Transceiver PTT input for correct headphone switching during VOX operation Digital Voice Keyer with nine messages up to 120 seconds line and unlimited banks AERAR TONE Receive Audio Other front panel headphones jack passive audio processing with selectable transformer isolation or direct coupling front panel mix control user selectable delayed headphone switching 100ms steps manual controls for classic audio R1 SPLIT R2 or R1 MIX R2 functions easy switching between manual and automatic control integrated chokes and filters for maximum RFI immunity Metal Aluminum case powder coated and silk screened Free no time limit firmware software upgrades via Internet microHAM 2010 All rights reserved 2 IMPORTANT WARNINGS microHAM 2010 All rights reserved 3 PANEL DESCRIPTION Front Panel microHAM RX CW SPEED RADIO 1 RADIO 2 LATCH R1 BOTH R2 e sch er 5 R1 ES R2 R2 Eos O o o o TX 1 MIC Microphone input headset microphone Connector 3 5mm 1 8 stereo TIP Signal bias RING NC bias SHELL Shield 2 LATCH Indicates when latch mode is selected Toggle status by a short press of the Latch Mix button 3 MIX Indicates when audio mixing is selected Toggle status by a long press of the Latch Mix button 4 RX R1 Receiver 1 active 5 RX
77. to the micro2R rear panel RCA jack The foot switch PTT will be applied to the radio with transmit focus e Winkey generated PTT Depending on the mode used by the logging program WinKeyer2 can generate a separate PTT signals for each radio or a single PTT that can be applied to the radio with transmit focus NOTE when WinKey2 is controlled by a logging program the program configuration determines whether WinKey generates one or two PTT signals PTT OUTPUT micro2R has one PTT output for each radio located on pin 2 of the RADIO1 and RADIO2 connectors Use Winkey PTT Use WinKey PTT If unchecked micro2R ignores the PTT from WinKey2 v Generate PTT output Generate PTT Output When checked micro2R generates a PTT output in response to the PTT inputs When unchecked micro2R does not generate any PTT output e g VOX QSK operation PTT lead Specifies lead in delay With WinKey2 PTT lead is the time between PTT activation and the first CW output FOOTSWITCH SERIAL PTT WINKEY PTT With Serial PTT PTT 2 PTT FSK and 2nd FSK and the foot switch In VOICE and FSK DIGITAL PA PTT and LNA PTT lead transceiver PTT PTT1 or PTT2 by the amount of PTT lead y RF OUT PTT Tail PTT tail Defines how long PTT remains closed after the last CW character PTT tail can be set to a constant value or can vary between seven 1 00 word space and ten 2 00 word space dot lengths proportional to the C
78. transmit by computer serial PTT WinKey or Protocol State 4 RADIO2 is switched to transmit by computer serial PTT WinKey or Protocol State 5 RADIO is switched to transmit manually Footswitch paddles or VOX State 6 RADIO2 is switched to transmit manually Footswitch paddles or VOX Stereo Priority stereo state Special Stereo settings are applied when logging program indicates stereo or split operation For proper automatic operation the desired configuration must be defined for each applicable state This can be accomplished by selecting the radio configuration on the Audio tab NOTE AUTO headphone switching receive focus and AUTO transmit switching transmit focus can be enabled independently 46 microHAM 2010 All rights reserved Understanding Interlocks micro2R provides several forms of interlock and timing protection When a radio is locked micro2R immediately disables PTT to the locked radio PTT remains disabled as long as the condition that generated the lock continues There are two locks e Transmit interlock or SO2R mode e Same Band lockout Transmit interlock is enabled by selecting the SO2R mode check box on the SO2R tab Transmit interlock can be first one wins or last one wins If selected simultaneous transmission on both radios is not allowed When not checked the radios can transmit at the same time This lock works independently of any logging sof
79. tware Same Band Lockout disables both radios if micro2R detects two radios on the same band When the same band lockout is activated transmission on both radios is immediately disabled and the TX AUTO LED will start flashing Transmission will be enabled when one radio is moved to another band NOTE Same Band Lockout functions ONLY with logging software that provides BCD band data to the ACC port of micro2R using microHAM protocol System Considerations micro2R can be used with a wide variety of software applications The capabilities of those packages will have a large impact on the level of computing power needed to utilize micro2R DOS Applications micro2R can be used as a traditional SO2R controller with DOS loggers like CT TRlog and NA In this mode micro2R requires a PC compatible computer running Windows 2000 64 MB RAM CDROM and USB 1 1 port for configuration purposes only micro2R is controlled through the LPT input in classic mode and the advanced features provided by microHAM Router are not available Windows Applications When used with Windows based contest logging applications like CTWin NIMM Logger Win Test and WriteLog or Windows based general logging applications like DXBase DXLab Suite DX4WIN Logger 32 and others the microHAM control and interface application microHAM Router must run along side the application program Since both the logging programs and microHAM Router are real time applications sy
80. ue between 00 and 16 ASidd lt CR gt SetAccOutputSelection R1 selection AS2dd lt CR gt SetAccOutputSelection R2 selection e Keyer mode control This command sets the Keyer mode operating mode for each radio K1M lt CR gt SetKeyerMode R1 selection K2M lt CR gt SetKeyerMode R2 selection Mode values are C CW V VOICE F FSK e DVK CW and FSK messages These commands control playing and recording of messages The current operating mode will be used to determine if Voice CW or FSK messages will be played recorded 55 microHAM 2010 All rights reserved Abort This command aborts the current message and clears message queue MA lt CR gt AbortMessage Playback This command starts message playback index is 1 to 9 MPm lt CR gt PlayMessage msgindex This command starts message playback in a loop index is 1 to 9 interval is O to 9 seconds MPImi lt CR gt PlayMessagePeriodically msgindex interval Record This command starts message recording index is 1 to 9 MRm lt CR gt StartMessageRecording msgindex This command stops message recording MRS lt CR gt StopMessageRecording DVK Message Bank Select This command selects voice message bank applies only to DVK MBname lt CR gt SetMessageBank msgName 56 microHAM 2010 All rights reserved APPENDIX C RFI Considerations A few guidelines to eliminate problems caused by RFI 1 Proper grounding of all electronic eq
81. uipment is critical A modern station contains many diverse types of interconnected and interrelated equipment transceiver power amplifier computer control boxes switch boxes and power supplies Each of these must be individually grounded with a separate connection to a single common ground point thus forming a star ground connection Proper grounding of computers both desktop and laptop is often overlooked A separate ground connection should be run from the computer to the station common ground point The best place to ground a computer is a screw with a good connection to the case On a laptop this is often the retaining screw on a D sub connector e g VGA output on a desktop it is often the screws holding the power supply It is absolutely important to prevent ground currents from flowing to the common ground point by way of the signal cable If you use a microHAM keyer a good test is to remove the DB15 DB37 connector and USB cable from the keyer and measure the resistance from the shell of the DB15 DB37 to the shell of the USB cable There should be NO MORE than FIVE 5 Ohms and preferably less than TWO Ohms between them Note many PC manufacturers fail to provide an adequate connection between the shell of the USB connector and the PC case If this is the case a connection can be established by bridging a folded piece of aluminum foil between the shell of the USB connector and the PC case Power all your equipment fro
82. vel or the select mute switches for any audio endpoint input or output The sound card configuration depends on the capability of your application software Some software can directly control the sound mixer some can not Router s Audio Mixer tab controls the sound cards and stores all level settings in the presets for each program or configuration Ports Audio Audio Mixer PIT amp ACC Cw Winkey Cw Messages FSK Messages DVK Keyboard 502R Conexant AMC Audio as Conexant AMC Audio wi REC MIC i Ta MIC CO Ts VOICE Li Microphone K Microphone s i Wave wi Rilke RARE LEFT RIGHT MIG MIC MASTER WAVE MASTER WAWE i gt L gt ts bei i gt La Di 50 47 43 U Di Sampling aff wi f Test Signal Rec Mixer Get ID Ta Mixer let ID You must select the name of the sound card connected to microZR in the Audio Mixer NOTE Because Windows can reassign sound cards while in use Router may not invoke the proper mixer To check that the proper mixer has been assigned click the Get ID button and confirm that the proper sound card is selected If the names do not match restart Router REC MIC software voice message recording level REC MIC This control adjusts the level of microphone signal which will be used for recording voice messages by the logging application If channel is active the green rectangle light is on If not click on TX Mixer button and and select or unmute the Microphone M o c
83. vel with the microphone slider or master volume slider This is because sound card has INTERNAL LOOPBACK from the microphone input to the sound card output ENABLED If you MUTE microphone control in the PLAYBACK window loopback will be disabled and you will hear nothing This function is used by software to mute the microphone during message F1 Fn PLAYBACK and avoid mixing noise from the microphone with message During playback the microphone is muted after the message is completed the microphone is unmuted allowing VOX operation NOTE Manipulating the microphone controls slider or select mute box in the RECORDING window has NO effect because you are NOT recording The recording controls are used only used when the logging software is recording Ctrl Shift Fn or Control Fn a message as a WAV file To record the RECORDING mic control MUST be selected The logging program usually handles this function automatically micro2R allows customizing the audio configuration to meet the needs of a specific logging program and operating style VOX foot switch computer generated transmit receive switching etc There are two distinct audio paths in micro2R and each path can be switched independently e from the transceiver headphone output to the operator headphones e from the sound card or microphone to the transceiver mic input 27 microHAM 2010 All rights reserved From transceiver headphone outputs to the operator headphones mi
84. vice tab with a GREEN check beside Ports Audio Audio Mixer PTT amp ACC Cw Winkey the device name u2R Bouter Preset Device VirualPor Help a a P When Router shows a YELLOW X instead of a green Y it means the USB driver is correctly installed but micro2R is not turned on e up Ports audio Audio Mixer PTT amp ACC CW Winkey Router Preset Device VirualPort Help When Router shows a RED X instead of a green V it means A en the device is disconnected and Router does not see the USB part of micro2R This happens when the USB cable is unplugged or Forts audio Audio Mixer PTT amp ACC cw Winkey the USB driver is not correctly installed Initial Setup Router Preset Device irualFot Help vw uR ess Ports Audio Audio Mixer PTT amp ACC ON fWinkKey CW Messages FSK Messages DVK Keyboard CH Router must be used to configure micro2R for proper operation The device configuration tabs in the red rectangle are used to setup each part of the micro2R 13 microHAM 2010 All rights reserved Creating and Using Virtual Serial Ports microHAM Router provides a set of virtual serial ports which allow Windows applications logging and digital software to work with micro2R just as they would work with real hardware serial ports In order to use these virtual Ports you must first create the ports and then assign a port to each function you wish to
85. y the Band Data Antenna Select or Band Relay commands from logging software NOTE Band Lock is not available with LPT or serial port DTR RTS control or with software that does not provide continuously updated Band Data Band Relay signals WARNING Disabling band lock may allow damage to the transceiver front end 40 microHAM 2010 All rights reserved 6 micro2R OPERATION Setting Audio Levels For optimum operation of micro2R the audio levels must be set properly The function of each control was described in the AUDIO MIXER and DVK sections of the manual About microphones and micro2R In order to configure micro2R correctly it is absolutely necessary to understand the difference between electret and dynamic microphones A dynamic microphone consists of a small moving coil and a magnet As sound moves the diaphragm the magnetic field in the coil changes producing a very small AC current which results in about 15 millivolts peak to peak at the of the typical transceiver Ifa small voltage is applied to a dynamic microphone it requires more sound pressure to move the diaphragm and the output of the mic is reduced If the current through the coil is not limited a dynamic mic can be damaged An electret mic consists of a capacitor with an electrostatically charged dielectric attached to the diaphragm and a small amplifier The voltage variation caused by sound on the electret capacitor is so small that the amplifier is required be

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