User`s Manual
Contents
1. Channel Setup menu the step size may be adjusted from the main operation screen This function makes stepping across multiple chan nels quick and easy during testing Both channels 1 and 2 contain two bands Band A consists of cellu lar freguencies while band B consists of WMTS frequencies These bands are accessed by touching the band set up screen tab on the right side of the display or by pressing the corresponding option from the touch keys on the front panel See section 2 2 Keypad Definition Page 1 PST CW TEST TRANSMITTER 1 3 Items Supplied i Item Description A 310 010108 015 PST CW Transmitter With 6 Internal NIMH AA Batteries 12V 1 5A AC DC Supply Power Cord USB Cable m UJO O Flash Drive Users Manual Driver Software Page 2 PST CW TEST TRANSMITTER 1 4 Looking at the PST CW Transmitter Item Description A Channel 1 Output N Type Connector LCD Touchscreen Display B Channel 2 Output N Type Connector C Battery Charger Status LED D Battery Charge Jack E USB Port F G Front Panel Touch Keys Page 3 PST CW TEST TRANSMITTER 2 0 Operation 2 1 Battery Charging The PST transmitter is fully operational while the batteries are being charged Charging can occur whether or not the unit is powered on When batt low appears in the battery icon the battery life is nearing its end The transmi2. the synthesizer step size setting in the form X yyyy MHz Example 0 0100 Returns the current output amplitude in the form XX y dBm for the current channel Example 5 0 Returns the minimum output amplitude in the form XX y dBm that the current channel can output See AMP for example Returns the maximum output amplitude in the form XX y dBm that the current channel can output See AMP for example Returns 0 if the synthesizer for the current channel is unlocked Returns 1 if the synthesizer for the current channel is locked Returns software version of the receiver board in the form 340 010108 xxx VX yy Example 340 010108 001 V3 07 Returns software version of the keypad display board in the form X yy Example 1 00 Returns the battery voltage level BV lt XX y Example BV 08 0 Page 14 PST CW TEST TRANSMITTER 3 3 Error Messages Invalid commands will be acknowledged with an error re sponse An error response will consist of 4 ASCII bytes fol lowed by a carriage return The error code consists of the two characters ER followed by a two character error status code ERIC lt CR gt Invalid command The command was not recognized because it was not in the proper format ERIN lt CR gt Invalid number or range The data included in the previous command was invalid or out of range Page 15 PST CW TEST TRANSMITTER 4 0 Specifications 4 1 Electrical Speci
3. PRAYSYM PST Cellular WMTS CW Test Transmitter Users Manual Model 310 010108 015 PST CW TEST TRANSMITTER Praxsym Warranty Statement PRAXSYM warrants that all items will be free from defects in material and workmanship under use as specified in this guide for a period of one year from date of delivery PRAXSYM further agrees to repair or replace at its discretion any failure which upon PRAXSYM s inspec tion appears to be a result of workmanship or material defect In no case shall PRAXSYM s liability for breach of warranty exceed the pur chase price of the items in question PRAXSYM s liability on any claim of any kind for any loss connected with or resulting from the use of performance or breach thereof installation inspection operation or use of any equipment furnished by PRAXSYM shall in no case exceed the purchase price of the goods which give rise to the claim m s gt www praxsym com Praxsym Inc P O Box 369 Fisher IL 61843 Phone 217 897 1744 Fax 217 897 6388 Page i PST CW TEST TRANSMITTER TABLE OF CONTENTS 1 0 Introduction 1 1 Overview 1 2 Functional Description 1 3 Items Supplied 1 4 Looking at the PST CW Transmitter 2 0 Operation 2 1 Battery Charging 2 2 Keypad Definition 2 3 Display Definition 2 4 Menu Navigation 2 5 Controlling the PST Remotely 2 6 Installing the USB Serial Driver 3 0 Serial Interface Operation 3 1 Configuring Tera Term Pro 3 2 Co
4. TRANSMITTER Found New Hardware Wizard This wizard helps you install software for USB Serial Port If your hardware came with an installation CD EP or floppy disk insert it now What do you want the wizard to do O Install the software automatically Recommended Click Next to continue Put the supplied USB Flash Drive into the computer Select Install from a list or specific location Advanced Click Next Found New Hardware Wizard Please choose your search and installation options Oq S Search for the best driver in these locations Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driver found will be installed Search removable media floppy CD ROM FADriversKFTDI VCP Drivers v O Dont search will choose the driver to install Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for your hardware lt Back Next gt Cancel Leave on the default setting and select Include this location in the search Direct the search path to the FTDI VCP Drivers folder located on the included USB Flash Drive Click Next Page 11 PST CW TEST TRANSMITTER Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for m USB Serial Converter Cl
5. are made in the set step size In applicable sub menus the arrows control selection of menu options PLUS MINUS SIGNS Change to a positive or negative amplitude value LOCK DECIMAL POINT Locks the keypad from any unintentional changes Indication of lock status is on the display during the main screen only The keypad may be locked and unlocked from the main operation screen only The Decimal Point is for use when numerically entering a new frequency amplitude or step size MENU This brings up the Main Menu screen from the main opera tion screen returns to main screen from Main Menu and back tracks through menus within sub menu screens Page 5 PST CW TEST TRANSMITTER 2 2 Keypad Definition Continued PRAXSYM 695 968 MHz 574 MAHA a nel 18 8dB Ster id amp kH2 m ml FF OHAOFF Pol CW Test Trar OJIELOJG www praxsym com Description A On Off Numerals 0 9 Select Lock Decimal B C D Up Down Arrows Plus Minus Signs E F Menu Page 6 PST CW TEST TRANSMITTER 2 3 Display Definition 698 968 MHz 5I4 GHHG a D MFlE i8 9 dEr Step 16 kHz FF UH lt OFF 0 KEYS i FREQ gt 0 0 d Description Toggle between active channel screens by touching the tabs on the left side of the screen the active channel band is noted at the top B Toggle between band set up screens by touching the tab on
6. designed for many recharge cycles the batteries are user re placeable Replace the batteries every 2 3 years Use only Energizer NH15 AA NiMH rechargeable batteries as supplied originally The internal charge circuit will only work with NiMH rechargeable batter ies Attempting to charge other AA battery types such as Alkaline or Lithium Ion will result in damage to the transmitter Do not store the transmitter with discharged or failed batteries Dis charged NiMH batteries can leak acid causing damage to the transmit ter Page 4 PST CW TEST TRANSMITTER 2 2 Keypad Definition ON OFF Turns unit on or off Numerals 0 9 Enter a new frequency amplitude level or step size select corresponding menu item choice where applicable Numerals 1 4 From the main screen pressing 1 or 2 will toggle the LCD between channel 1 band A and channel 2 band A set up screens Pressing 3 or 4 will toggle the LCD between channel 1 band B and channel 2 band B set up screens Pressing 1 while on the channel 1 band A set up screen will toggle the output be tween RF on and RF off Likewise for the remaining bands SEL Select Toggles between freguency amplitude and step size on the main screen or chooses highlighted menu option in applica ble screens Also the same as the OK touch screen button UP DOWN ARROW S Adjust frequency amplitude or step size of highlighted channel in the main screen using the arrows Adjust ments to frequency
7. fications 310 010108 015 N type Channel 1 Band A frequency 698 960 MHz channel spacing 10 12 5 30 amp 200 kHz 1 25 MHz Band B frequency 608 614 MHZ channel spacing 10 25 amp 100 kHz Channel 2 Band A frequency 1710 2170 channel spacing 30 kHz 200 kHz amp 1 25 MHz Band B frequency 1395 1400 MHz amp 1427 1432 MHz channel spacing 25 kHz 100 kHz amp 1GHz Output Power 10 to 12 dBm adjustable 0 1 dBm Harmonics lt 40dBc 4 2 Environmental Specifications Temperature Range 0 50 C 4 3 Mechanical Specifications RF Connectors N type Display Transflective 128x64 Black White W hite LED Backlight Keypad Sixteen keys see definition section 2 2 Enclosure Aluminum Power Source 6 AA NIMH cells rechargeable Size 7 x 5 x 2 75 excluding RF connectors Weight 4 Ibs Page 16 PST CW TEST TRANSMITTER Notes Page 17 PST CW TEST TRANSMITTER Notes Page 18 PRAXSYM Version 032515 900 000014 001 Rev
8. ick Finish to close the wizard Click Finish loj xl Action view gt Eq alag SPARKS m Computer Disk drives Display adapters 22 DVD CD ROM drives 3 Floppy disk controllers amp Floppy disk drives dB Human Interface Devices IDE ATA ATAPI controllers Keyboards Mice and other pointing devices 3 Monitors 9 Network adapters BY Ports COM amp LPT x d Communications Port COM1 2g Communications Port COM2 a ECP Printer Port LPT A A A BE H gt Radio Receivers SCSI and RAID controllers Sound video and game controllers M System devices Universal Serial Bus controllers R H H H H You can now go to the Device Manager and verify the driver was in stalled successfully Also note the COM number designated for the USB drivers Page 12 PST CW TEST TRANSMITTER 3 0 Serial Interface Operation 3 1 Configuring Tera Term Pro Open the Terminal setup window from the Setup Menu Select CR LF for Receive and CR for Transmit Enable Local Echo Also within the Setup menu choose the Serial Port option Ensure pa rameters are matched to what settings were configured within the transmitter for communication Tera Term must be closed and the USB cable removed before man ually powering down the transmitter 3 2 Commands Commands may be sent in lower or upper case lt CR gt repre sents ENTER SET COMMANDS The respo
9. l Port and Terminal configuration menus Power up the Transmitter by depressing the ON OFF button The transmitter freguency is stored in non volatile memory When power is applied to the transmitter it will return to the last entered freguency When connecting the transmitter to your PC for the first time you may need to install the virtual USB Serial Driver supplied with the Transmitter on the USB Flash Drive Refer to section 2 6 for driver installation This driver will already be installed on most PCs with W indows 7 or Windows 8 operating systems Page 9 PST CW TEST TRANSMITTER 2 5 Controlling the PST Remotely continued Set up the transmitter following the recommended sequence Set the target channel CH X lt CR gt Set the frequency in MHz FR XXXX yyyy lt CR gt See Section 3 3 for a complete listing of all error responses 2 6 Installing the USB Serial Driver Plug the PST into an available USB port with the supplied cable Found New Hardware Wizard Welcome to the Found New Hardware Wizard Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software O Yes this time only O Yes now and every time connect a device Click Next to continue Click Next Page 10 PST CW TEST
10. mmands 3 3 Error Messages 4 0 Specifications 4 1 Electrical Specifications 4 2 Environmental Specifications 4 3 Mechanical Specifications Page ii PST CW TEST TRANSMITTER 1 0 Introduction 1 1 Overview The PST is a portable CV test source capable of transmitting test sig nals in two bands simultaneously The output from each band can be enabled independently and level can be adjusted between 10 dBm and 12 dBmin 0 1 dB steps The transmitter frequency and output level for each channel can be set from the touch keys on the front panel or from the touchscreen display The transmitter status can easily be monitored from the backlit LCD display The transmitter also contains a USB interface enabling the user to control the transmitter remotely The transmitter can be powered using the internal 6 AA rechargea ble batteries for 6 to 8 hours of continuous operation or from the AC DC wall adapter included 1 2 Functional Description The PST will power on to a splash screen with the Praxsym Logo and immediately proceed to the main operation screen The previous settings from the last use will be retained The transmitter will not power on transmitting RF energy though it may have been powered off previously while transmitting The PST may safely be powered off in any state using the ON OFF button The PST is configured with channel spacing of many common wire less standards Once the channel spacing is selected within the
11. nse to successfully executed SET commands is the mes sage OK lt CR gt FR XXXX yyyy lt CR gt Sets output frequency in MHz The Inclusion of the decimal point and digits to the right of the decimal are optional CH X lt CR gt Sets the channel you wish to configure X 1A 1B 2A or 2B While the display will not change to reflect selection of a different channel with this serial command Control of the serially selected channel will function properly TX X lt CR gt Enable Disable output command TX 1 turns the output on for the current channel The display will change to reflect the current channel TX 0 turns the output off for the current channel AMP XX y lt CR gt Sets the output amplitude for the current channel ST X yyyy lt CR gt Sets the channel spacing in MHz Example ST 0 0125 12 5 kHz Channel Spacing Page 13 PST CW TEST TRANSMITTER OUERY COMMANDS FR lt CR gt MN lt CR gt MX lt CR gt ST lt CR gt AMP lt CR gt AMN lt CR gt AMX lt CR gt LD lt CR gt VR lt CR gt VD lt CR gt BV lt CR gt Returns the current frequency setting in the form XXXX yyyy MHz Example 950 0000 Returns the lowest frequency that the currently se lected channel can be set in the form XXXX yyyy in MHz See FR for example Returns the highest frequency that the currently se lected channel can be set in the form XXXX yyyy in MHz See FR for example Returns
12. reguency Ampli tude and Step Size Channel Information displaying minimum and maximum values for freguency and RF power output are also avail able Display Settings contains user selectable parameters for the dura tion of Backlight Timeout and also Backlight Level brightness System Settings contains options to change Baud Rate or Disable Enable Transmitting when the Freguency is changed If Disable On New RF is ON the PST will not transmit when a new freguen cy is entered If a new step size does not reguire change of fre guency the PST will continue transmitting Pressing the MENU button while in any menu screen will back track through the menu hierarchy Page 8 PST CW TEST TRANSMITTER 2 5 Controlling the PST Remotely The PST can be controlled by a PC or embedded controller via the USB interface Procedures in this section also describe control with terminal emulation software on a PC or laptop computer Install the supplied cable between a USB port on the PC laptop and the USB port on the transmitter Start the terminal emulation software and setup with the fol lowing parameters Baud rate 9600 38400 or 115200 user selectable Data bits 8 Stop bits 1 Parity none Com port assigned by PC operating system Local echo ON Select line feed LF after carriage return CR when receiving The settings may be found in various places depending on the terminal emulation software used Generally check the Seria
13. the right side of the screen The active band set up screen cannot be changed while RF is enabled C Animation will run when either or both channels are transmitting D Frequency Amplitude and Step size for both channels may be controlled using the SEL key to change between the three while the arrow keys make adjustments to the values Touch screen control of RF transmission Numbers present indicate the channel and band which is transmitting Lock status of the keypad is indicated by the padlock icon Indicates setting which may be adjusted using the arrow keys Battery level indicator To ensure proper care is taken of the touchscreen avoid leaving the screen exposed to direct sunlight for long periods of time clean with non abrasive cloths microfiber cloth do not store in temperatures lower than 20 C and higher than 70 C avoid touching the glass touchscreen with sharp or hard objects Page 7 PST CW TEST TRANSMITTER 2 4 Menu Navigation Pressing the MENU button from the main operation screen brings up the Main Menu All transmitter settings are available from this menu Pressing MENU again from this screen returns to the main operation screen Using the arrow keys will change the highlighted menu option SEL chooses the highlighted menu option Pressing the corre sponding menu option on the keypad will also select menu op tions directly The Channel Setup options allow for setting of F
14. tter will shut down soon Connect the AC DC adapter 12 V 1 5 A to the unit s CHARGE jack Plug the adapter into a wall outlet An internal battery charger will control and terminate the charging of the 6 NiMH cells within each unit W hen beginning a charge cycle with batteries which have been completely depleted allow about two and a half hours for a full charge to be restored A top off charge is recommended immediately before use for maximum battery life A flashing red LED indicates a precharge state Usually it will flash for a few moments and then enter a fast charge state indicated by a solid red LED The precharge state may last up to a few hours with drained batteries and indefinitely if one or more cells have failed All cells must be replaced in the latter case W hen the LED turns green the batteries are nearly full and enter top off mode Continuing to charge after the LED turns green for approximately an hour will give maximum battery life Following top off mode the charger will enter trickle mode indefinitely Fully charged batteries will give six to eight hours of use Also the battery icon on the display will be completely darkened If the AC DC adapter is left connected to the PST the charger will initiate a new charge cycle once the batteries have dis charged This will occur continually Unless the transmitter is in oper ation it is not recommended to leave the AC DC adapter connected for more than 24 hours Though
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