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Kenwood TH22A User's Manual

1. 3 Press CALL to select OFF or ON e OFF Enables transmitter TX S disappears e ON Inhibits transmitter TX S appears 4 Press any key other than CALL LAMP or MONI to exit Menu Set up If PTT is pressed while Transmit Inhibit is ON your transceiver beeps and will not transmit The PTT switch on any microphone configured for remote control with this transceiver also will be disabled On TH 22E TH 42E versions the 1750 Hz tone cannot be transmitted while Transmit Inhibit is activated 20 BUSY FREQUENCY LOCK OUT A method of inhibiting the transmitter when the current receive frequency is busy is provided This feature can help to eliminate doubling simultaneous transmissions with other stations 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 14 e The current Busy Frequency Lock out status appears e The default is OFF 3 Press CALL to select OFF or ON e OFF Enables transmitter on a busy frequency ON Inhibits transmitter on a busy frequency 4 Press any key other than CALL LAMP or MONI to exit Menu Set up MEMORY CHANNELS A total of 40 memory channels 0 to 39 are available for storing frequencies and related data Each memory channel can be used either as a simplex channel or split channel Alternatively a standard or non standard frequency offset and offset direction required for using repeaters can be stored R
2. This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can generate radio frequency energy and if not installed and used in accardance with the instructions may cause harmful interference to radio communications However there is no guarantee that the interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment to an outlet on a circuit different from that to which the receiver is connected Consult the dealer for technical assistance THANK YOU We are grateful you decided to purchase this KENWOOD FM transceiver The TH 22 TH 42 series of handhelds were developed to satisfy the requirement for a small handheld that s simple to operate yet has superior performance across the band Users of this series of handhelds will discover the transceiver s Menu Set up method for feature configuration recently incorporated in other KENWOOD products
3. ENCISOL control control connector indicator 5 External LED speaker jack ptt switch LAMP 000000 switch DPI MONI 440MHz FM TRANSCEIVER TH 42AT switch PAG DTSS DIMEM SD O 10 00 O TH 42AT The keypad is an option for General market versions TH 42A 42E Keypad optional The purpose of the following sections is to describe basic functions Please refer to later sections for greater detail KEYS CONTROLS SWITCHES INDICATORS PWR VOL Power Volume control Turn the control clockwise until it clicks to switch ON the transceiver To switch OFF the transceiver turn counterclockwise to OFF Turning the control clockwise after switching ON the transceiver increases the volume ENC SQL Encoder Squelch control Select operating frequencies frequency steps memory channels transmit offsets Tone frequencies menu items and use to reverse scan direction Also use to manually set the receiver squeich threshold level ON AIR indicator LED Lights when PTT is pressed while a frequency within the transmit band is selected PTT Push To Talk Hold down to transmit Release to receive LAMP Press to illuminate the display The display remains lit while LAMP is held down Approximately 5 seconds after releasing LAMP the light goes OFF if no other key is pressed Pressing any key except LAMP while the display is lit restarts the 5 second timer Otherwise pressing LAMP turns OFF
4. KENWOOD believes that the compact size coupled with the reasonable cost will guarantee your satisfaction with this product PRECAUTIONS Please observe the following precautions to prevent fire personal injury and transceiver damage Do not transmit with high output power for extended periods The transceiver may overheat e When using an external power supply connect the recommended DC cable option to the DC IN jack on the transceiver e When connecting the transceiver to a cigarette lighter socket in a mobile use the recommended cigarette lighter cable option e Before recharging a mobile battery unplug the cigarette lighter cable from the lighter socket Voltage spikes sometimes present during charging can damage the transceiver e Do not recharge the NiCd battery pack for more than 15 hours PB 33 30 hours with an external power supply Switching ON the power supply begins recharging the battery pack automatically e Do not expose the transceiver to long periods of direct sunlight or place the transceiver close to heating appliances e Do not place the transceiver in excessively dusty or humid areas or on unstable surfaces e if an abnormal odor or smoke is detected coming from the transceiver turn OFF the power immediately Contact a KENWOOD service station or your dealer e Do not modify this transceiver unless instructed by this manual or by some other approved KENWOOD communication CAUTION Th
5. VFO Scan allows you to scan all frequencies tunable with the VFO using the currently selected frequency step size 1 Press VFO 1 s e Scan starts at the frequency currently displayed then ascends upward 2 Toreverse the scan direction and scan down in frequency turn the ENC SQL control counterclockwise Turn ENC SQL clockwise e Downward scan Turn ENC SQL counterclockwise e Upward scan 3 Tocancel VFO scan press any key other than MONI or LAMP CALL VFO SCAN Use Call VFO Scan to monitor both the Call channel and the current VFO frequency 1 Press VFO 2 Press CALL 1 s 3 To cancel Call VFO Scan press any key other than MONI or LAMP 38 CALL MEMORY SCAN Use Call Memory Scan to monitor both the Call channel and the memory channel last used 1 Press MR 2 Press CALL 1 s 3 To cancel Call Memory Scan press any key other than MONI or LAMP SAVING POWER BATTERY SAVER Battery Saver becomes active when the squelch is closed and no key is pressed for more than 5 seconds This feature becomes passive whenever any key is pressed or the squelch is opened Once the squeich closes and 5 seconds pass with no further key entries Battery Saver becomes active again Battery Saver does not function while scanning Activate Battery Saver by using the following procedure 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 01 e The cur
6. 19 INHIBITING THE TRANSMITTER 20 4 BUSY FREQUENCY LOCK OUT 20 5 MEMORY CHANNELS oo 21 3 STORING DATA IN MEMORY 21 6 Simplex Memory Channels 21 7 Split Memory Channels 22 RECALLING MEMORY CHANNELS 23 7 Using the ENC SQL Control 23 Using the Keypad cc ee cece eee 23 8 MEMORY gt VFO TRANSFERS 23 9 ERASING MEMORY CHANNELS 24 10 CALL CHANNEL suse lait 24 12 Recalling Call Channel 24 13 Changing Call Channel Contents Simplex 25 13 Changing Call Channel Contents Split 25 13 CHANNEL DISPLAY FUNCTION 25 44 INITIALIZING MEMORY 00 0c ee 26 15 VFO Reset Partial 0 0000 26 Memory Reset Full 26 OPERATING THROUGH REPEATERS TRANSMITTER OFFSETS SELECTING OFFSET DIRECTION AUTOMATIC TRANSMIT OFFSET U S A and Canada Versions European Version Canceling Automatic Offset SELECTING OFFSET VALUES MANUALLY REVERSE FUNCTION TONE ACCESS Activating the Keypad DUAL TONE MULTI FREQUENCY DTMF Making DTMF Calls Storing DTMF Numbers Confirming Stored DTMF Numbers Transmitting Stored DTMF Numbers Activating DTMF Transmit Hold SCAN RESUME METHODS Time Operated Scan Carrier Operated Scan SELECTING THE SCAN RESUME METHOD MEMORY SCAN Locking Out Memory Channels CALL VFO SCAN CA
7. portion of the transmitted signal back toward the transmitter This causes a standing wave pattern to develop The ratio of maximum to minimum voltage VSWR on the transmission line when such a condition exists is commonly referred to as the SWR TO Time operated Scan x When scanning scan stops at all carriers received and resumes after 5 seconds Tone Alert A function that alerts an operator via a visual and audible alarm when the receiver squelch opens Tone frequency See Subaudible tone TOT Time out Timer A function that automatically forces a transceiver from Transmit back to Receive after timer expiration Transmit Inhibit A function that stops a transceiver from transmitting The function has no effect on the receiver or receive functions 69 Transmit offset shift All Amateur voice repeaters operate on separate transmit and receive frequencies Transmit offset refers to the amount that a transmit frequency is different from a receive frequency See Transmit offset direction Transmit offset shift direction Refers to the direction either plus or minus that a transmit frequency is with respect to a receive frequency Both the direction and amount of offset must be selected correctly to access a repeater See Transmit offset Tuning Encoder Lock See Encoder Lock VFO variable frequency oscillator mode The mode that allows any individual frequency to be selected within the rang
8. received the calling station s code appears on the display This feature is beneficial when you want to generally monitor activity on a frequency but you want to be especially sure not to miss a friend s call 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 10 e The current Open Page status appears e The default is OFF 3 Press CALL to select OFF or ON e OFF Noise squelch functions e ON Open Page functions 4 Press any key other than CALL LAMP or MONI to exit Menu Set up 47 TONE ALERT Tone Alert provides an audible alarm to indicate when someone is transmitting on the frequency you are monitoring Tone Alert is an effective partner with CTCSS Page or DTSS When the correct signaling comes through your transceiver beeps to alert you of an incoming call from a specific station ACTIVATING TONE ALERT 1 Tune to the prearranged frequency 2 Activate CTCSS Page or DTSS if you want to use these together with Tone Alert 3 Press F CALL The bell icon appears e Each time this key combination is pressed Tone Alert toggles ON and OFF 48 4 When the correct signal is received the transceiver beeps and the bell icon begins blinking The Display shows the number of hours and minutes elapsed after the signal was received After 100 hours pass the displayed time resets and counting continues from 00 00 Each time a new signal
9. the individual caller code appears if called with a group code the group code appears This characteristic of Page helps reduce the activity level on a frequency when operators are temporarily absent from their stations There is no longer a need for repeated calls when your target station is not listening On return to his or her operating position their transceiver display will show your station code They will know immediately that you called PAGE CODE MEMORY The transceiver has 8 Page code memories in total A Stores your station code 0 Stores the calling station s code The transceiver automatically stores this code while in Receive You can also use the stored code to respond to the other station 1 to 6 Stores group codes or local station codes STORING PAGE CODES To save the desired Page codes use the following procedure 1 Press F 1 to switch ON Page e PAG appears when Page is ON 43 2 Press F 1 s 1 4 Enter your station code 000 to 999 using the numeric keys e This entry stores your station code in Page memory A 5 Select Page memory 1 to 6 by turning the ENC SQL control 6 Enter a 3 digit group code or individual station code you wish to program using the numeric keys e To restore the frequency display press VFO MR CALL T CT or REV 7 To store additional group or individual codes repeat Steps 5 and 6 You can immediately use the group code or individ
10. 3 Press CALL to select ON or OFF e OFF Locks ENC SQL control with keys ON Does not lock ENC SQL control with keys 4 Press any key other than CALL LAMP or MONI to exit Menu Set up 18 BEEP TONE ON OFF The transceiver beeps each time you press a key on the transceiver with the exception of MONI LAMP and PTT Pressing PTT generates a beep if your transmit frequency is outside the transmit band Beep volume can be varied by turning the PWR VOL control If you prefer you can cancel the beep for silent operation 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 04 e The current beep status appears e The default is ON 3 Press CALL to select OFF or ON e OFF Disables Keypad Beep e ON Enables Keypad Beep 4 Press any key other than CALL LAMP or MONI to exit Menu Set up Note When Tone Alert is switched ON while the Beep function is OFF an audible alarm does not sound when a signal is received TRANSMITTING SELECTING OUTPUT POWER It s wise and required by law to select the lowest power that allows reliable communication This saves battery power which extends battery life and lowers the risk of interfering with others on the band Press F PTT The default is High power no indicator appears e Each time this key combination is pressed the transmit output power changes as below High Low L Econom
11. F 1 s 3 to select DTMF Storage 32 Enter the desired DTMF digits using the keypad 15 digits maximum e If incorrect data is entered press VFO and enter the correct data from the beginning e To abort data entry press CALL The previous mode is restored Press MR 1 to 5 e Only press a single number corresponding to the desired DTMF memory channel e The previous mode is restored m Confirming Stored DTMF Numbers 1 Press F 3 e The following display appears p APO S 2 Enter the DTMF memory channe 1 to 5 that contains the DTMF number e The stored DTMF digits are displayed e Selecting a DTMF memory channel that has no DTMF number stored causes the previous display to be restored 33 m Transmitting Stored DTMF Numbers 34 To transmit a stored DTMF number use the following procedure 1 Press PTT CALL and continue holding PTT down e The following display appears 2 Enter the DTMF memory channel 1 to 5 that contains the DTMF number to be transmitted e The stored DTMF digits are displayed as they are transmitted e Transmission continues until all digits are sent Releasing PTT will not interrupt the digits being sent or stop transmission e Selecting a DTMF memory channel that has no DTMF number stored causes the previous display to be restored m Activating DTMF Transmit Hold It s easier to enter a long string of digits if you don t have to
12. by the transceiver after it is reset All transceivers are shipped from the factory with default settings DTMF Dual Tone Multi Frequency signal A signal created by combining two discrete audio frequencies Generally used for sending digits for repeater control or Autopatch applications DTMF Transmit Hold A function that keeps the transmitter keyed while DTMF signals are sent The function eliminates the need to hold PTT while pressing individual keys to send the DTMF signals 65 DTSS Dual Tone Squelch System A squelch control system that relies on a burst of data from the transmitter to open the receiver squelch Only when the transmitted code matches the code programmed in the receiver will the squelch open DTSS Transmit Delay The delay intentionally introduced at the transmitter to delay transmission of DTSS codes after PTT is pressed The delay can improve the reliability of DTSS when communicating with a receiver with slow response time Dual function keys Transceiver keys assigned with two functions This method reduces the number of keys or controls necessary which allows greater reduction in transceiver size Encoder ENC SQL control The control that alters the transceiver VFO frequency See Frequency step Encoder Lock A function that disables the ENC SQL control Frequency step The size of frequency change produced when the ENC SQL control is turned one position while in VFO mode 66 Grou
13. tend to discard instruction manuals along with the 3 Turn the ENC SQL control to select a frequency packaging material please don t The 4 steps below will get you on the air in your first QSO within minutes to allow you to experience the exhilaration that comes with opening a brand new transceiver After spreading the word to your best buddies that you are now handy active settle back in your most comfortable operating chair with this manual and your favorite drink for an hour or two The time spent will be worthwhile e lf accessing a repeater press F REV to select a standard positive transmit offset Repeat to select a negative offset 1 Install a new set of batteries or a charged battery pack page 3 Holding the provided antenna at its base twist the antenna onto the BNC connector until you e If a subaudible tone is required to access the feel the antenna click in place repeater see page 30 2 Turn the PWR VOL control clockwise to the 11 4 When the frequency is clear press PTT and begin o clock position communicating e Release PTT to receive CAUTION Transmitting with the supplied antenna near other electronic equipment can interfere with that equipment Also transmitting near a regulated power supply not specified may cause the power supply to output an extremely high voltage that could damage both your transceiver and any other equipment connected to the supply GETTING ACQUAINTED ORIENTATION PWRIVOL
14. the VFO and memory channels e The new manually selected value will be used even if Automatic Offset is switched ON 29 REVERSE FUNCTION Each time REV is pressed the receive frequency is switched with the transmit frequency When used while monitoring a repeater it s possible to check the signal strength of a station accessing the repeater If the station s signal is strong it s best to move to a simplex frequency to continue the contact and free up the repeater e If reversal would place the receive frequency outside the receiver frequency range an error beep sounds when REV is pressed No reversal occurs e lf the transmit frequency would go out of the transmitter frequency range if PTT were pressed then pressing PTT causes an error beep and Receive is selected e Reverse cannot be activated while PTT is held down e Automatic Offset cannot be used while Reverse is ON 30 TONE ACCESS Each time T CT is pressed the Tone and CTCSS functions are changed as follows No indicator gt T CT lo No indicator Subaudible tone not transmitted and tone squelch not functional T Subaudible tone transmitted CT Subaudible tone transmitted and tone squelch functional Note gt CT will appear if T CT is pressed when the TSU 8 CTCSS module is not installed however CTCSS will not function TH 22E TH 42E only gt When T CT is pressed with 1750 Hz selecte
15. the code stored in your transceiver gt TH 22E TH 42E Selecting the 1750 Hz tone inhibits CTCSS operation In addition selecting 1750 Hz switches CTCSS OFF automatically if this function is ON at the time As soon as any Tone frequency other than 1750 Hz is selected the previous CTCSS status ON or OFF is restored DUAL TONE SQUELCH SYSTEM DTSS DTSS is available only on transceivers equipped with a DTMF keypad DTSS provides a more refined method than CTCSS to selectively communicate with specific stations A total of 1000 3 digit DTMF Dual Tone Multi Frequency codes are available to be used as addresses for stations with which you wish to communicate These codes can be changed easily and regularly as required Due to the quantity of different codes large networks can be set up that use DTSS for selective calling and receiving By including group codes in the network plan sub groups within the network can be contacted without disturbing others monitoring the same frequency if your needs are simpler DTSS also serves a useful purpose when you only wish direct communication with a few close friends on your favorite frequency A good example of this application is at hamventions when a particular frequency can be virtually unusable due to overcrowding If your group switches ON DTSS your squelch only opens when a call with your private address or the group address is received If no signal is received for more than 2 second
16. the light immediately To latch the light ON press F LAMP The display remains lit until LAMP is pressed again MONI Monitor Hold down to monitor the operating frequency even when noise squelch CTCSS DTSS Page or Tone Alert is ON BUSY appears on the display while MONI is held down Also use in combination with the ENC SQL control to manually set the receiver squelch threshold level F Function Use in combination with dual function keys to select the alternate key function Also use to select Memory Storage and 1 MHz Step VFO Press to select the VFO MR Memory Recall Press to select Memory Recall CALL Press to recall the Call channel T CT Tone CTCSS Press to switch between Tone and CTCSS functions REV Reverse Press to reverse the transmit and receive frequencies This is particularly useful when monitoring a repeater to check the signal strength of a station on its transmit frequency Keypad Use to input numeric data such as frequencies memory channel numbers etc Also use to input numbers when sending DTMF digits and to control DTSS Page and DTMF memory functions JACKS AND CONNECTORS BNC connector Attach the supplied antenna External microphone speaker jacks Connect an external microphone speaker or speaker microphone if desired When using the transceiver with any of these accessories take care not to let water enter the speaker jack or micropho
17. using subaudible tones that are superimposed on a transmitted signal to control a receiver s squelch When used in combination with the noise squelch CTCSS provides a simple method to selectively choose which stations will be heard This transceiver offers a total of 38 standardized CTCSS frequencies Monitoring is less tiring when using CTCSS since you hear only those stations on a particular frequency that are transmitting the CTCSS tone that you have selected SELECTING CTCSS FREQUENCIES Refer to the chart of frequencies available and the procedure for selecting the desired frequency on page 31 USING CTCSS To switch ON CTCSS repeatedly press T CT until CT appears on the display Each time T CT is pressed the display changes as below 40 No indicator T gt CT No indicator Subaudible tone not transmitted and tone squelch not functional T Subaudible tone transmitted CT Subaudible tone transmitted and tone squelch functional After switching ON the CTCSS function the squelch will not open until a signal is received that has the selected CTCSS Tone superimposed on the signal To disable CTCSS press T CT again Note gt CT will appear if TICT is pressed when the TSU 8 CTCSS unit is not installed however CTCSS will not function When using DTSS or Page with CTCSS the squelch opens only if the correct CTCSS tone is received and the received DTSS or Page code matches
18. ECIFICATIONS arnat e ella 63 GLOSSARY sore Pea Lo lalla 64 QUICK REFERENCE GUIDE 71 FEATURES e Easier to handle due to the thinner profile smaller size and lighter weight Encourages a take it anywhere philosophy e High power output produced from low input voltage means the NiCd battery pack is more compact than previous handhelds e Innovative Menu Set up method combines sophisticated features with simple operation only frequently used keys are placed on the front and side panels ATTENTION Some transceiver versions are not equipped with a keypad as standard equipment however your dealer can install this optional accessory Functions requiring the keypad cannot be used if no keypad is installed ACCESSORIES Before beginning to learn the functions of your transceiver check the accessories list below against equipment received to be sure everything listed is included in your package Accessory Quantity Antenna TH 22 T90 0472 XX TH 42 T90 0473 XX Hand strap Belt hook lack protecior cap Cable e 61 04 n Screws________ N35 3004XX 2 Waes PRO 2 NiCd battery pack W09 0826 XX W09 0825 XX Eni PB 32 1 6 V 600 mAh PB 34 2 9 6 V 600 mAh Battery charger BC 17 i U S Canada Europe excluding U K United Kingdom Australia W08 0439 XX General market W08 0441 XX Instruction manual B62 0501 XX 1 Warranty card U S Canada Europe d 1 1 Excluding som
19. LUMEMORY SCAN SAVING POWER 39 BATTERY SAVER ocurra tas 39 AUTOMATIC POWER OFF APO 39 CONTINUOUS TONE CODED SQUELCH SYSTEM CTCSS coccion cnc 40 SELECTING CTCSS FREQUENCIES 40 INCA 40 DUAL TONE SQUELCH SYSTEM DTSS 41 ACTIVATING DTSS ocios 41 STORING DTSS CODES 42 DTSS AND REPEATERS 42 PAGES cada rial dias 43 OVERVIEW dr til 43 PAGE CODE MEMORY 43 STORING PAGE CODES cios 43 CALLING olaaa tera 44 RECEIVING sac oa ida ds 45 Receiving a Call with your Station Code 45 Receiving a Call with a Group Code 45 PAGE CODE AND REPEATERS 46 LOCKING OUT CODES cocino 46 AUTO PAGE CANCEL 0 47 OPEN PAGES ciro realta 47 TONE ALERT fee 48 ACTIVATING TONE ALERT 48 REMOTE CONTROL ccoo cocino 49 REMOTE CONTROL USING SMC 33 A para ei 49 CONNECTING EQUIPMENT FOR REMOTE CONTROL 10 00 ta io oi til 50 PACKET OPERATION 51 MAINTENANCE coo conoci cc carino 52 GENERAL INFORMATION 52 SERVICE fil iaia aaa rio 52 SERVICE NO TE serie ea ari 53 GLEANINGE sc ie obo banatabagihoas sls 53 TROUBLESHOOTING coccion 54 OPTIONAL ACCESSORIES 58 INSTALLING OPTIONS 60 INSTALLING THE CTCSS UNIT TSU 8 60 INSTALLING THE SPEAKER MIC JACK STRAIN RELIEF ica I ede 61 CONNECTING OPTIONAL EQUIPMENT 62 SP
20. O Automatic Power Off A function that automatically turns OFF the transceiver after some period of inactivity The purpose is to prevent a forgetful operator from accidentally discharging the transceiver s battery supply Auto Page Cancel A function that automatically switches OFF the Page function after Page codes have been transmitted The purpose is to avoid sending Page codes at the start of every transmission Automatic Transmit Offset This function is for repeater users It automatically selects the correct transmit frequency offset both direction and amount according to established band plans 64 Autopatch A service available widely in the U S A and Canada that allows portable or mobile stations to access the public switched network by connecting through a local repeater Telephone numbers are sent via DTMF signals by using the keypad Only non commercial communication is authorized Battery Saver An energy saving function that reduces power consumption after 5 seconds of inactivity The function makes possible longer times between battery charges BNC A threadless connector universally used at VHF and lower UHF frequencies The connection is secured by a quarter twist of the male connector Beep Tone A selectable function that generates a tone each time a key is pressed to provide audible confirmation that the key was actually pressed or to provide an error tone to indicate an error condition exists B
21. TOOA NE gt 144 MHz FM Transceiver 430 440 MHz FM Transceiver TH 22A 22AT 22E TH 42A 42AT 42E INSTRUCTION MANUAL KENWOOD CORPORATION B62 0501 10 K P E T X M 12 11 10 09 08 07 06 05 04 03 02 Models Covered by this Manual e TH 22A e TH 22AT e TH 22E e TH 42A e TH 42AT e TH 42E 144 MHz FM transceiver Australia General 144 MHz FM transceiver U S A Canada General 144 MHz FM transceiver Europe 430 MHz FM transceiver General 430 MHz FM transceiver General 440 MHz FM transceiver U S A Canada 430 MHz FM transceiver Europe The TH 42 series is used for all illustrations and the 430 MHz band is used for all LCD example displays Notice to the user amp ATTENTION U S A Only Sn Nickel Cadmium battery must be recycled or disposed of properly State laws may vary regarding the handling and disposal of Nickel Cadmium batteries Please contact your Authorized KENWOOD Dealer for more information One or more of the following statements may be applicable to this equipment FCC WARNING This equipment generates or uses radio frequency energy Changes or modifications to this equipment may cause harmful interference unless the modifications are expressly approved in the instruction manual The user could lose the authority to operate this equipment if an unauthorized change or modification is made INFORMATION TO THE DIGITAL DEVICE USER REQUIRED BY THE FCC
22. channel always can be selected quickly You may wish to dedicate the Call channel on a group wide basis as an emergency channel only to be used for urgent communications In this case Call Scan page 38 will be useful m Recalling Call Channel Press CALL to retrieve the contents of the Call channel e If CALL is pressed again the previous mode is restored e The ENC SQL control does not function while the Call channel is selected The Call channel defaults are as follows i si MHz ersion TH 22 22 TH 42 Canada Australia 144 000 430 000 Europe General The contents of the Call channel cannot be deleted however you can overwrite old data with new data as described below m Changing Call Channel Contents Simplex 1 Select the desired frequency and associated data Tone CTCSS DTSS etc using the VFO or Memory Recall 2 Press F 1 s to select Memory Storage 3 Press CALL e The selected frequency and associated data are stored in the Call channel and the previous mode is restored m Changing Call Channel Contents Split 1 After storing the receive frequency using Changing Call channel contents Simplex instructions in the preceding section select the desired transmit frequency 2 Press F 1 s to select Memory Storage 3 Press PTT CALL e The selected transmit frequency is stored in the Call channel and the previous mode is restored CHANNEL DISPLAY FUNCTION Whe
23. ctions do not work as described The ENC SQL control will not select the exact frequency desired Memory Scan does not check some or any frequencies stored in your memory channels The transceiver will not transmit A beep is heard each time PTT is pressed The transceiver switches OFF for no apparent reason 56 Probable Cause Corrective Action Review INITIALIZING MEMORY page 26 The transceiver needs to be reset The current frequency step needs to be changed Select a new frequency step as explained in SELECTING FREQUENCY STEP SIZE Some or all channels are locked out as indicated by the x icon on the display under the channel number when these channels are selected Unlock the channels that you want scanned Review Locking Out Memory Channels page 37 A frequency outside the transmit band of the transceiver is selected Select a frequency inside the transmit band Consult SPECIFICATIONS page 63 The Automatic Power Off function is ON Turn the APO function OFF page 39 Continued Battery Case Wall Charger Rapid Charger DC Cable BT 9 BC 17 KSC 14 PG 2W Filtered Cigarette Lighter Cable Hand Strap Swivel Mount Water resistant bag PG 3J HB 2 BH 6 WR 2 Soft Case for PB 30 amp PB 32 Soft Case for PB 30 amp BT 9 Soft Case for PB 33 amp PB 34 Soft Case with Shouider Belt SC 37 SC 38 SC 39 SC 40 59 INSTALLING THE SPEAKER MIC JACK STRAIN RELIEF When using t
24. d 1750 Hz tones are transmitted T appears during this period Releasing T CT stops transmission and T goes OFF gt IF TICT is pressed when any frequency other than 1750 Hz is selected Tone will switch ON and OFF When 1750 Hz is selected while Tone is OFF pressing ITICT does not change the Tone CTCSS status When 1750 Hz is selected while Tone or CTCSS is ON T or CT goes OFF Often a Tone frequency is required to access repeaters For example 88 5 Hz may be needed in the U S A or Canada and 1750 Hz is used in Europe The Tone frequencies listed below can be selected On the TH 22E TH 42E 1750 Hz also can be selected Me ea e eS pe at e Hz Hz Hz Hz Pero ora 2 1905 or 192 8 foe 719 12 100 0 22 141 3 02 2005 fos 74 4 19 1005 29 1462 25 2107 04 77 0 14 107 2 20 161 4 04 2101 08 787 xs 110 9 25 156 7 95 2057 os s25 15 148 26 1022 06 2005 for asa 17 m8 8 27 1679 97 2418 06 86 5 x 125 0 28 173 8 0 2503 oo ous Po fiera f tre T 7 10 948 20 131 8 Pao 186 2 fT The following procedure allows you to select any of the available tones 1 Press F 1 s T CT 2 Turn the ENC SQL control to select the desired Tone frequency 3 Press any key other than MONI or LAMP to store the selected value AUTOPATCH U S A and Canada Versions Some repeaters offer a service called Autopatch This feature allo
25. d across the 220 Q resistor in the 3 V line When 2 mA flows about 2 5 V is developed Note 2 A 10 pF capacitor is not required in the following cases Make direct connections When the other equipment has DC blocking capacitors When a two terminal condenser microphone is used 62 CAUTION To connect an external 24 V power source via a DC DC converter only use a PG 3J Cigarette Lighter cable DC DC converter n ra GO y Cigarette lighter socket i DC DC converter ave 24V m TI PG 3J SEI Cigarette lighter socket CAUTION NEVER use a PG 2W DC cable in this situation doing so may cause a fire 24V ml DC DC converter SPECIFICATIONS H 22A 22AT 22E TH 42A 42AT 42E General General Frequency range U S Canada 144 to 148 MHz 438 to 450 MHz Europe 144 to 146 MHz 430 to 440 MHz Australia 144 to 148 MHz 144 to 148 MHz 430 to 440 MHz F2 F3 FM 20 C to 60 C 5 0 to 16 0 V 13 8 V 4 0 to 15 0V 6 0V verage 45 MA General market Mode Usable temperature range External power Rated supply DC IN voltage Battery terminals gt lt d S O O da a 3 gt fo LO to 2 a lt c Receive with no signa u Battery Saver ON Approx 15 mA r Transmit with H 13 8V Approx 1 3 A e Transmit with H 6 0V Approx 1 3A Approx 1 6A A Transmit with L 6 0V_ Approx 0 5 A Transmit with EL 6 0V Approx 250mA Approx 250mA Grounding method Negative g
26. e Scan Memory Storage A function that saves an operating frequency and associated data into a memory channel See Memory channel Memory gt VFO Transfer A function that records the current memory channel data into the VFO plus selects VFO mode This transfer action does not affect the data stored in the memory channel Menu Set up This is a newer term introduced with the creation of a Menu system for configuring transceiver features Menu Set up allows functions to be turned ON or OFF or values to be set through software rather than physical keys or controls Once you learn how to access the Menu the standardized method of configuring features simplifies operation MHz Step En See 1 MHz Step Microphone PF Programmable Function keys Keys located on some microphones that can have transceiver functions assigned to them Key assignments can be changed as necessary Monitor A function that overrides any squelch systems being used so activity on a frequency can be heard This is handy to quickly listen to a frequency without actually changing the squelch setting or disabling the squelch system NiCd Abbreviation for nickel cadmium This refers to the material used to make rechargeable battery packs used in modern transceivers 67 Non standard offset Refers to a transmit frequency offset used to access repeaters that is some value or direction other than that stipulated by existing band plans for a pa
27. e the charger AC plug into an AC wall outlet Do not transceiver and push in until the tab on the pack charge the battery for more than 15 hours Exceeding locks in place the recommended charge period shortens the useful life of the pack and adversely affects battery performance To remove the battery pack simultaneously press the DC IN jack tab on the back of the pack while pulling out the pack from the transceiver INSTALLING REMOVING MANGANESE OR ALKALINE BATTERIES Some General Market Versions A fully charged NiCd battery pack allows optimum performance of your transceiver especially for long transmissions or extended operation However when a NiCd battery pack is not available use high quality alkaline batteries If manganese batteries are used it is recommended that transmissions be made only with the L or EL transmitter output power 1 To remove the battery case simultaneously press the tab on the back of the case while pulling out the case from the transceiver 2 Open the battery case by simultaneously pressing on the locking tab on the bottom of the case while pulling the two case halves apart 4 Locking tab Insert 4 AA manganese or alkaline batteries in the case half with metal contacts making sure the and end of each battery is as shown e lf replacing batteries remove the old batteries first by lifting up on each battery end Never discard old batteries in fire as extremely high temperatu
28. e transceiver power Press KEY1 KEY2 Press the keys in sequence Press KEY POWER ON Press the key while powering the transceiver Press and hold the Function key until the F indicator on the display begins flashing Press the Function key for longer than 1 second Press and hald KEY until the function begins Press KEY 1 s Press the key for longer than 1 second BATTERY INFORMATION NiCd BATTERY PACK PB 32 PB 34 Note You must charge the battery pack before you can use it b Recharging should be done within an ambient charg ry P ay temperature between 5 C to 40 C 41 F to 104 F The pack is delivered uncharged to provide you with the Recharging outside this range may not fully charge the greatest number of charge discharge cycles It takes battery several charge discharge cycles before achieving the full gt ff the entire display is blinking or if turning PWR VOL battery pack capacity After storing the pack for more CONI gops not power the transceiver recharge the attery pack than 2 months recharge it before use The BC 17 charger is designed to recharge only PB 32 PB 34 PB 30 option or PB 33 option Never use g the BC 17 to recharge other types of batteries m Recharging Insert the plug from the BC 17 charger into the DC IN m Installing Removing the Battery Pack jack on the right side of the transceiver Then plug Insert the battery pack into the bottom of th
29. e General market versions 2 Some General market versions only When you have everything checked out you are ready for YOUR FIRST QSO page 6 Review this section and be on the air within minutes Other sections follow in a logical order to help you efficiently learn the potential of this transceiver W08 0437 XX W08 0440 XX W08 0438 XX CONVENTIONS FOLLOWED IN THIS MANUAL The writing conventions described below have been followed to simplify key stroke instructions and avoid unnecessary repetition This format is less confusing for the reader Reviewing the following information now will reduce your learning period That means less time will be spent reading this manual more time will be available for operating Note gt Basic procedures are numbered sequentially to guide you step by step Additional information pertaining to a step but not essential to complete the procedure is provided in bulleted form following many steps for further guidance gt Most procedures require that you enter a final key stroke that acts as a terminator for the procedure You can if you preter simply wait for approximately 10 seconds rather than enter this final key entry INSTRUCTION MEANING Press Press the keys KEY1 KEY2 simultaneously WHAT TO DO Press and hold KEY1 down then press KEY2 Press KEY1 momentarily release KEY1 then press KEY2 With the transceiver power OFF press and hold KEY then turn ON th
30. e of the VFO only restricted by frequency step limitations When in VFO mode frequencies are selected using the ENC SQL control VFO Scan A function that monitors sequentially all frequencies that can be selected using the ENC SQL control while in VFO mode See Scan 70 QUICK REFERENCE GUIDE This guide assumes your transceiver is currently in VFO mode Power ON OFF PWR VOL Automatic Power Off APO ON OFF 02 Menu Set up After APO turns transceiver OFF PWR VOL co co Autopaten See DTMF and DTMF Memory 31_ Battery Saver ON OFF 01 Menu Setup Beep Tone ON OFF Menu Set up Call Channel e Store simplex A 1G to ojo Store RX data gt Select TX frequency F 1 s PTT CALL CALL CALL F VFO e ON OFF O o N TCT T CT T CT Continued 71 RCS Pa ge DTMF Transmit ee ear ANS ON ROM Lleida ie iaia 32 34 F 2 Menu Set up F 2 Menu Set up Continued 72 aa tom Memory e Store simplex Store split Recall e Transfer Memory gt VFO e Erase Reset Full Page Store Call e ON OFF e Code Lock out Auto Cancel e Delay split 08 Menu Set up 46 Remote Control Ss Option KEV POWER ON Transceiver KEY Continued 73 O Pu atom ae ge Repeaters e TX Offset direction a ARE ei 27 e Auto TX Offset Cancel 29 e TX Offset amount 29 e Reverse ON OFF 30 e Tone ON OFFT 30 T
31. e or portable packet operation By using a small laptop computer to control any of the widely available Terminal Node Controllers TNC and interfacing the TNC to your transceiver via the external microphone and speaker jacks you may be surprised at how compact and lightweight a digital station can be Operating packet while on the road from a campsite or hotel can be a great way to meet others with common interests when in a new area or city Newcomers to digital communications will be surprised to discover what they have been missing Similarly by connecting a home computer or dumb terminal which you may have in your shack already to your TNC transceiver assembly you can become active on packet with little further monetary investment In either case connecting to one of the many stations with gateways to HF or satellite links can give you national and worldwide messaging capability from your station with nothing more than your handheld for the communications link Refer to CONNECTING OPTIONAL EQUIPMENT page 62 for basic connection information for the external microphone and speaker jacks Consult your TNC instruction manual for additional information about connecting a TNC to your transceiver Much reference material is available for getting started in digital communications from any store that handles Amateur Radio equipment 2 Note This transceiver is not recommended for 9600 bps Packet operation since using the microphone s
32. e recommended transceiver duty cycle is 1 minute of transmission and 3 minutes of reception Longer transmissions or extended operation in the High power mode may cause the back of the transceiver to get hot Do not place the transceiver where the heat sink rear panel might come in contact with plastic or vinyl surfaces FEATURES rali ff ei ees ACCESSORIES lai CONVENTIONS FOLLOWED IN THIS MANUAL BATTERY INFORMATION NiCd BATTERY PACK PB 32 PB 34 Recharging ife ili ie Installing Removing the Battery Pack INSTALLING REMOVING MANGANESE OR ALKALINE BATTERIES BATTERY VOLTAGE LEVEL BATTERY OPERATING TIME HOURS YOUR FIRST QSO siii sal GETTING ACQUAINTED STATAS ORIENTATION n KEYS CONTROLS SWITCHES INDICATORS TO NI N JACKS AND CONNECTORS DISPLAY n A o ina MENU SET UP a RECEIVING costat oc opa SWITCHING POWER ON OFF SQUELCH THRESHOLD LEVEL SELECTING FREQUENCY STEP SIZE Changes in Displayed Frequencies CONTENTS 1 DIRECT KEYPAD FREQUENCY ENTRY 16 1 1 MHZ STEP FREQUENCY CHANGE 17 KEYLOCK sear it eo Se 17 2 UNLOCKING ENC SQL CONTROL 18 3 BEEP TONE ON OFF cronos 18 3 TRANSMITTING coco ccoo cc 19 3 SELECTING OUTPUT POWER 19 3 TIME OUT TIMER TOT
33. ected number e Empty memory channels cannot be recalled 3 Fress Fk VEO e The complete contents of the memory channel or m Using the Keypad the Call channel are copied to the VFO 1 Press MR e A transmit frequency from a split memory channel or split Call channel is not transferred to the VFO e The memory channel used last is recalled 2 Enter a 2 digit number 00 to 39 to select the desired memory channel e Empty memory channels cannot be recalled Note When a split memory channel is recalled F appears on the display to the left of the receive frequency Press REV to display the transmit frequency 23 ERASING MEMORY CHANNELS Although it is possible to overwrite existing data in any of the memory channels with new data at times you may wish to clear data from memory channels without entering new data It s convenient to clear channels no longer used so you can identify channels that are free for memorizing new frequencies 1 Press MR to select Memory Recall 2 Select the desired memory channel using the ENC SQL control or numeric keys 3 Switch OFF the power 4 Press MR POWER ON e The contents of the memory channel are erased and transferred to the VFO The VFO is selected 24 CALL CHANNEL The Call channel can be used to store any frequency within your transceiver operating range that you wish to make your main operating frequency No matter what mode the transceiver is in the Call
34. efer to OPERATING THROUGH REPEATERS page 27 The data listed below can be stored in each memory channel Split P Simplex arameter Channel Channel YES Shift status REV status DTSS code DTSS status YES Can be stored in memory N A Not applicable STORING DATA IN MEMORY There are 2 methods of storing transmit receive frequencies and associated data in memory channels depending on the relationship of the transmit and receive frequencies e Simplex memory channels RX frequency TX frequency e Split memory channels RX frequency TX frequency m Simplex Memory Channels 1 Select the desired frequency and associated data Tone CTCSS DTSS etc using the VFO Memory Recall or the Call channel 2 Press F 1 s to select Memory Storage 3 Select the desired memory channel using the ENC SQL control 21 22 4 Press MR The The selected frequency and associated data are stored in the memory channel If the memory channel selected in the previous step already contained data the new data overwrites the previous data The previous mode is restored A symbol under the channel number indicates the following o Symbol ON Channel contains data Symbol blinking Channel empty Ara nu la a e a i oe eT 4 APO S m Split Memory Channels 1 After storing the receive frequency using Simplex memory channels instructions in the preceding section select the desired t
35. equency either higher or lower than the receive frequency by a fixed amount Refer to Selecting Offset Values Manually page 29 if you want to change the offset amount Press F REV e The default is simplex no offset e Each time this key combination is pressed the offset changes as follows Simplex gt ni TH 22A AT E TH 42A AT Simpiex gt gt gt Ez A TH 42E If the offset transmit frequency falls outside the transmit band transmit is inhibited until the transmit frequency is brought within the band by one or more of the following methods e Move the receive frequency further inside the band e Reduce the offset amount Selecting Offsets Manually page 29 e Reverse the offset direction 27 AUTOMATIC TRANSMIT OFFSET m European Version m U S A and Canada Versions a Automatic Offset is programmed as Automatic Offsets for the TH 22AT sold in these markets are programmed according to the standard 145 600 145 800 MHz ARRL American Radio Relay League Band Plan for repeater offset direction You can override this WEA ae a oe programming by following the Selecting Offset i S Simpl Direction procedure in the preceding section QQMTIRICA Contact your national Amateur Radio association to obtain up to date band plans that explain band usage by mode and activity While Automatic Offset is ON a manually assigned offset is only effective until the frequency is chan
36. ge codes Although the codes are locked out from the receiver the transmitter still transmits a Page on the locked out channels 1 Press F 1 e PAG appears 2 Press F 1 s 1 to select Code Select 3 Turn the ENC SQL control to display the Page code to be locked out 4 Press F 1 s LAMP e A x icon on the display indicates the Page code is locked out e Each time this key combination is pressed the selected Page code is locked out and unlocked alternately Note You cannot lock out memory 0 that stores the calling station s code AUTO PAGE CANCEL After successfully paging another station it is useful to turn OFF Page to eliminate sending a Page code each time you transmit Auto Page Cancel handles this situation automatically when a station you called responds using the correct Page code to open your transceiver s squelch On your next transmission your transceiver then switches OFF your transceiver s Page function 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 11 e The current Page Cancel status appears e The default is OFF 3 Press CALL to select OFF or ON e OFF Does not affect Page status e ON Switches OFF Page after transmission 4 Press any key other than CALL LAMP or MONI to exit Menu Set up OPEN PAGE When both this function and Page are ON any signal opens the squelch however if a correct Page code is
37. ged After Automatic Offset is turned OFF a manually assigned 145 5 146 4 147 0 147 5 offset remains effective even after the frequency is 145 1 146 0 148 6 147 4 148 0 MHz changed S Simplex 28 m Canceling Automatic Offset Automatic Offset can be canceled as described below 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 07 The current Automatic Offset status appears e The default is ON for TH 22 versions sold in the U S A Canada and Europe 3 Press CALL to select OFF or ON e OFF Cancels Automatic Offset e ON Restores Automatic Offset 4 Press any key ether than CALL LAMP or MONI to exit Menu Set up Note After turning ON Automatic Offset again or after transferring memory channel contents to the VFO the feature resumes functioning when a new frequency is selected SELECTING OFFSET VALUES MANUALLY To change the amount of offset use the following procedure 1 Press F 1 s REV 2 Turn the ENC SQL control to select the desired value e The values range from 0 00 MHz to 99 95 MHz in 50 kHz steps 3 Press any key other than MONI or LAMP to store the selected value e The previous mode is restored Remember the following points before altering the offset e The TH 42E offset can be changed from the default 1 6 MHz value however the 7 6 MHz value is not configurable e Itis not possible to set different offset values for
38. he SMC 31 SMC 32 SMC 33 or SMC 34 options you should install the cable tie supplied with the transceiver to act as a strain relief for the option cable 1 Remove the speaker microphone jack protector cap and the transceiver handle e Store the items in a safe place for use when you remove your option 2 Plug the option connector into the speaker microphone jack 3 Wrap the cable tie around the option cable approximately 4 to 5 cm from the option connector Insert the cable tie end into its clasp and pull the cable tie end until the tie is snugly holding the option cable e The tie end should be pointing away from the side of the transceiver 4 Cut off the end of the cable tie e If you plan to remove the tie and re use it again later do not cut the tie flush with the clasp Leave at least 1 or 2 cm protruding through the clasp Removing the cable tie is done by inserting a wire such as a paper clip into the latching tab in the cable tie clasp while pushing the cable tie end out of the clasp 5 Insert the support stud on the cable tie into the handle loop on the side of the transceiver Press in securely 61 CONNECTING OPTIONAL EQUIPMENT When connecting an external speaker an external microphone or other equipment such as a TNC for packet radio to the speaker or microphone jack refer to the diagram below MIC Note 1 Note 2 10pF External microphone etc External speaker Note 1 Voltage is develope
39. hes when a signal is received Ds Appears when Battery Saver is ON Da Appears when the selected memory channel contains data while using Memory Store O Appears when the selected channel or Page code is locked out While memory scanning the transceiver does not stop on locked out channels During Page operation the squelch does not open for locked out codes Q ER a O While receiving displays the relative signal strength of received signals While transmitting displays the relative battery level GB Blinks to indicate the 1 MHz step function is ON Appears when the squelch is open due to a received signal or noise that is greater in strength than the squelch threshold level o EO Appears when the transmit output power is set to Low L or Economic Low EL Neither indicator appears when High power is selected APO Appears when Automatic Power Off is ON EN B Appears when F is pressed Indicates that the alternate function of dual function keys can be used now 11 MENU SET UP 2 Turn the ENC SQL control to select the menu item to Many of the features on the transceiver are selected by be changed 3 means of a configurable menu system This system e The current selection appears reduces the number of keys and controls without 3 Each time CALL is pressed the different selections eliminating important features To change the available appear on the display configuration of a Menu ite
40. hold down PTT while entering the digits Your transceiver remains in the transmit state for 2 seconds after pressing each key when this function is activated 1 Press CALL POWER ON to enter Menu Set up Turn the ENC SQL control to select Menu No 09 e The current Transmit Hold status appears e The default is OFF Press CALL to select OFF or ON e OFF Disables Transmit Hold e ON Enables Transmit Hold Press any key other than CALL LAMP or MONI to exit Menu Set up Scan is a useful feature for hands off monitoring of your favorite frequencies After becoming comfortable with how to use all 4 types of scan the monitoring flexibility gained will increase your operating efficiency The 4 types of scan are as follows Scan Type Memory Scan VFO Scan Call VFO Scan Call Memory Scan If PF keys on a microphone being used for remote control of your transceiver are assigned the UP DOWN Quick Activity update of your favorite frequencies General update on band activity Monitor the Call channel plus any VFO frequency Monitor the Call channel pius your favorite frequency SCAN gt functions scan direction can be reversed using these PF keys Refer to page 50 for identification of the microphone PF keys and further information Note if Page or Tone Alert is ON Scan will not function For CTCSS operation Scan stops and the squelch opens only for signals that contain the sa
41. hold level ipa page 13 2 DTSS is ON DT is visible DTSS 2 To monitor activity press F 2 to turn codes that you are receiving are different OFF DTSS or press MONI page 13 from the code set in your transceiver To contact the stations review the DTSS section page 41 3 To monitor activity press F 1 to turn OFF Page or press MONI page 13 To contact the stations review the Page section page 43 4 To monitor activity press T CT to turn OFF CTCSS or press MONI page 13 To contact the stations review the CTCSS section page 40 3 Page is ON PAG is visible Page codes that you are receiving are different from those set in your transceiver 4 If the TSU 8 CTCSS option is installed CTCSS is ON CT is visible CTCSS tones that you are receiving are different from the CTCSS tone frequency set in your transceiver Tone Alert is ON Bell icon is visible Press F CE to turn OFF Tone Most controls do not function Key Lock is ON Lock icon is visible Press F MR to turn OFF Key Lock page 17 2 Press F aie to turn OFF Tone Memory channels cannot There is no data stored in any of the Review STORING DATA IN MEMORY be recalled memory channels page 21 Continued 2 Tone Alert is ON Bell icon is visible 55 Problem Symptom The display shows indicators that are not described in this instruction manual or digits are incomplete Or fun
42. ic Low EL Batteries __High __ El 1 TH 42A AT E 0 03 W 2 TH 42A AT E 25 W Note The transmit output power cannot be changed while transmitting The horizontal bars that appear on the display while transmitting indicate the relative battery level TIME OUT TIMER TOT It is sometimes necessary or desirable to restrict a single transmission to a specific maximum time This feature can be useful when accessing repeaters to prevent repeater time outs or when particularly trying to conserve battery power Select the most appropriate timer value for your operating habits 1 Press CALL POWER ON to select Menu Set up 2 Turn the ENC SQL control to select Menu No 13 e The current timer value appears e The default is 900 3 Press CALL repeatedly to cycle through the timer values available e You can choose 30 s 60 s 90 s 180 s or 900 s 4 Press any key other than CALL LAMP or MONI to exit Menu Set up When TOT times out the transceiver automatically returns to Receive To resume transmitting release and then press PTT again 19 INHIBITING THE TRANSMITTER The transmit function can be disabled to prevent unauthorized individuals from transmitting or to eliminate the risk of yourself accidentally transmitting 1 Press CALL POWER ON to select Menu Set up 2 Turn the ENC SQL control to select Menu No 05 e The current Transmit Inhibit status appears e The default is OFF
43. is received the time resets to 00 00 5 When the bell icon is blinking exit Tone Alert by pressing PTT e TH 22E TH 42E Pressing T CT also cancels this function Note gt If Tone Alert is ON APO does not turn the power OFF if Tone Alert is ON there is no speaker output except the beep tone When a signal is received with the Beep function OFF the bell icon blinks but an alarm tone is not generated For Tone Alert to function correctly with CTCSS the incoming signal must be present for approximately 1 second gt If Tone Alert is ON Scan cannot be used gt For Tone Alert to function correctly with DTSS or Page the correct code must accompany the incoming signals REMOTE CONTROL REMOTE CONTROL USING SMC 33 OR SMC 34 The optional SMC 33 or SMC 34 can be used to remotely control the transceiver for added convenience The default assignments for the 1 2 and 3 keys on these options are the functions of the VFO MR and CALL keys respectively on the transceiver 1 VFO 2 MR 3 CALL These keys are referred to as PF keys Use the default assignments without further change or if you prefer customize the key functions using the following procedure 1 Make sure that Key Lock is turned OFF on the transceiver 2 On the option press 1 2 or 3 POWER ON Example Press 1 POWER ON 3 Press the transceiver key s for the function that you wish to assign to the opti
44. isplay shows OP and the calling station s code Press PTT while PAG is blinking to respond to the calling party m Receiving a Call with a Group Code When a signal is received encoded with the correct group code the squelch opens and you hear an alert tone from the speaker In addition the display shows the received group code and in which memory 1 to 6 that group code has been stored Press PTT while PAG is blinking to respond to the calling party Note gt E appears on the display if your transceiver fails to receive the Page code correctly The microphone is inhibited while the Page code is transmitted it s advisable to turn OFF Battery Saver when you use Page 45 PAGE CODE AND REPEATERS Pressing PTT transmits the Page code after a short delay This delay helps avoid losing Page data when using repeaters with long response times that may miss receiving a portion of the Page code The delay time is 350 ms during simplex operation When using transmit offset or split operation you can change 350 ms default to 550 ms 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 08 e The current delay time is displayed 3 Press CALL to select 350 or 550 4 Press any key other than CALL LAMP or MONI to exit Menu Set up 46 LOCKING OUT CODES The following explains how to inhibit the transceiver from receiving specific Pa
45. lways allows you to listen to activity on the selected frequency as long as this key is held down To switch OFF the transceiver turn the PWRVOL control counterclockwise until it clicks at the OFF position SQUELCH THRESHOLD LEVEL The receiver squelch is automatically controlled by the transceiver s microcomputer based on the measured noise level However you can override the microcomputer setting if you wish 1 Turn the ENC SQL control to select a frequency that is not busy 2 Press F MONI e The current squelch threshold level appears e The default is 5 3 Turn the ENC SQL control to select the desired level 0 to 9 e 0 Selects lowest threshold level squelch open e 9 Selects highest threshold level 4 Press any key other than LAMP or MONI 13 SELECTING FREQUENCY STEP SIZE Choosing the correct step size when operating is essential in order to select your exact operating frequency with the ENC SQL control The best step size is the largest step that will still allow you to use the ENC SQL control to select all frequencies on which you plan to operate Using the best step size reduces the time required to select new frequencies with the ENC SQL control operating becomes easier Default kHz Version Canada U S A Australia Europe General 1 Press VFO to select the VFO 2 Press F T CT e The current frequency step appears 14 3 Tum the ENC SQL control to switch betwee
46. m use the following 4 Press any key other than CALL LAMP or MONI procedure to exit Menu Set up and save the selection viewed last on the display The table below lists the configurable menu items Menu No Description 1 Selections _ Detault Reference Page 02 Automatic Power Off APO ON OFF ON 39 Scan Resume Time operated TO Carrier operated CO 19 ve OFF 20 06 Tuning Encoder Lock ON OFF ON OFF ON 28 08 DTSS Page Transmit delay 350ms 550ms 09 DTMF Transmit Hold 2s CONF OFF 34 10 openPage_____________ _ onor OFF 47 OFF 47 ON OFF OFF 25 13 Time out Timer TOT 30 60 90 180 900 s ON OFF OFF 20 1 TH 22AT U S A and Canada TH 22E only Note While accessing Menu Set up waiting for longer than 10 seconds without entering any data ends the set up operation automatically and returns you to the previous display 1 Press CALL POWER ON to enter Menu Set up 12 RECEIVING SWITCHING POWER ON OFF To switch ON your transceiver turn the PWRAVOL control clockwise and set it at the 11 o clock position Various indicators including a receive frequency appear on the display Due to the automatic squelch feature no sound will be heard from the speaker until you receive a call Use the same control to adjust the volume more precisely while receiving your first call or press MONI and adjust the PWR VOL control to set the background noise to a comfortable level Pressing MONI a
47. m the current frequency and you don t have the new frequency stored in any memory channels use direct entry 1 Press VFO to select the VFO 2 Enter the desired frequency using the numeric keys e For versions with receiver coverage wider than 10 MHz the 10 MHz digit must be entered Otherwise begin entering from the 1 MHZ digit e When the current step size is 5 kHz 10 kHz 15 kHz or 20 kHz enter numeric values down to the 1 kHz digit Enter either O or 5 for the 1 kHz digit e When the current step size is 12 5 kHz or 25 kHz entering the 10 kHz digit completes frequency setting The 10 kHz and subsequent digits are set according to which key is pressed for the 10 kHz digit as shown in the chart e Except for the 1 kHz digit entering a digit that is outside the allowable range causes the nearest digit within range to be displayed For the 1 kHz digit pressing 0 to 4 selects 0 and pressing 5 to 9 selects 5 16 Frequency kHz 10 kHz Frequency key kHz 8 7 ae If any key other than 0 to 9 MONI or LAMP is pressed or if the next entry is not made within 10 seconds the previous frequency will be restored 87 5 Note If VFO is pressed while entering the frequency the new data is accepted for the digits entered and the previous data remains unchanged for the digits not yet entered Turning the ENC SQL control while entering the frequency cancels the new numeric data e
48. me CTCSS tone that is stored in your transceiver For DTSS operation Scan stops for any signal received however the squelch opens only for signals that contain the same DTSS code that is stored in your transceiver When both CTCSS and DTSS are ON Scan stops for signals that contain the matching CTCSS tone However the squelch opens only when the matching DTSS code is received 35 SCAN RESUME METHODS When using Scan it s necessary to decide under what condition you want your transceiver to continue scanning after detecting and stopping for a signal You can choose Time operated Scan or Carrier operated Scan The default is Time operated Scan m Time Operated Scan Your transceiver stops scanning after detecting a signal remains there for approximately 5 seconds and then continues to scan even if the signal is still present m Carrier Operated Scan Your transceiver stops scanning after detecting a signal and remains on the same frequency until the signal drops out There is a 2 second delay between signal drop out and scan resumption to allow time for any responding stations to begin transmitting 36 SELECTING THE SCAN RESUME METHOD Use the following procedure to switch your transceiver between Time operated Scan and Carrier operated Scan 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 03 e The current Scan Resume status appears e The default is TO time ope
49. n available frequency steps e As you turn the ENC SQL control clockwise or counterclockwise the following selections appear 5kHz lt gt 10kHz gt 15 kHz 25 kHz gt 12 5 kHz gt 20 kHz 4 Press any key other than LAMP or MONI e The new step size is stored and the previous display is restored Note The step size can be set separately for the VFO Call channel and memory channels m Changes in Displayed Frequencies Changing between step sizes may result in a change of the displayed frequency When a change occurs and by how much is shown in the accompanying charts For example assume 144 995 MHz is displayed with a 20 kHz step size selected Changing to a 25 kHz step size alters the displayed frequency to 144 975 MHz 5 10 15 or 20 kHz Step Size 12 5 or 25 kHz Step Size Displayed Frequency 10 kHz 1 kHz sese e Displayed Frequency 10 kHz 1 kHz 40 45 50 55 60 65 70 75 80 85 90 95 12 5 or 25 kHz Step Size gt 5 10 15 or 20 kHz Step Size Displayed Frequency Displayed Frequency 10 kHz 1 kHz 500 Hz 10 kHz 1 kHz 15 DIRECT KEYPAD FREQUENCY ENTRY This function is available only on transceivers equipped with a DTMF keypad Entering the desired frequency directly via the keypad can be the fastest way of selecting a different frequency especially when a small frequency step has been selected If the new frequency is hundreds of kHz or more fro
50. n this function is switched ON the transceiver selects Memory Recall and displays only a memory channel number instead of a frequency During emergency drills and emergency communications or when participating in communications for important events channelized operations can increase operating efficiency and maintain security of communications if required 1 Press CALL POWER ON to select Menu Set up 2 Turn the ENC SQL control to select Menu No 12 e The current Channel Display status appears e The default is OFF 3 Press CALL to select OFF or ON e OFF Turns OFF Channel Display e ON Turns ON Channel Display 4 Press any key other than CALL LAMP or MONI to exit Menu Set up 25 Note Channel Display can be used only when data has been stored in at least 1 memory channel Certain functions cannot be used if Channel Display is activated The following chart identifies these functions Non functional Non functional with Channel P298 with Channel P298 Display ON Ref Display ON Ref Call channel 24 Call channel save Manual offset select Memory channel erase VFO reset Memory channel 21 save VFO scan Call scan N e 49 w 0 Memory gt VFO transfer Frequency step size change 1 MHz step _ Ss a 26 INITIALIZING MEMORY If your transceiver seems to be malfunctioning initializing the memory may resolve the problem Remember that initiali
51. nd warm water Use a neutral detergent no strong chemicals and a damp cloth to clean the case 53 TROUBLESHOOTING The problems described in this table are commonly encountered operational malfunctions These types of difficulties are usually caused by improper hook up accidental incorrect control settings or operator error due to incomplete programming and are not caused by a circuit failure Please review this table and the appropriate section s of this Instruction Manual before assuming your transceiver is defective Problem Symptom Probable Cause Nothing appears on the 1 Low supply voltage Corrective Action 1 Recharge the battery pack or replace the batteries l 2 a Check power cable and connections then repair replace as necessary b Investigate the cause for the open fuse Replace the fuse PWR VOL control turned clockwise or the entire display is blinking ON and OFF No sound comes from the speaker a Bad power cable or connections b Open power supply fuse None necessary The speaker output is muted automatically if no signals are being received Press MONI to override the noise squelch and verify no stations are on frequency page 13 Noise squelch is closed since no stations are on frequency Continued 54 Problem Symptom No sound comes from the speaker stations are on frequency Probable Cause Corrective Action The squelch threshold level is set too 1 Reset the squelch thres
52. ne jack External DC IN jack Connect the BC 17 wall charger in order to charge the transceiver s rechargeable battery pack Connect the optional PG 2W DC power cable if an external power supply is used The supply voltage must be in the range from 5 V to 16 V Connect the optional PG 3J cigarette lighter cable when using a cigarette lighter socket as a power source during mobile operation DISPLAY O rO Appears when Key Lock is ON Most keys and the ENC SQL control are disabled if this function is activated The ENC SQL control lock can be bypassed PAG Appears when Page is ON Allows you to Page other stations that have the Page function on their transceivers TX S Appears when Transmit Inhibit is ON No transmissions can be made 10 DT Appears when the Dual Tone Squelch System is ON You can use your transceiver for sending and receiving digitally addressed transmissions R Appears when the Reverse function is ON Transmit and receive frequencies are reversed Tor CT Appears when the subaudible tone encoder T is ON or when the Continuous Tone Coded Squeich System CT is ON E Displays the transmit offset direction in relation to the receive frequency basica dal Displays the operating frequency frequency step Tone frequency and current menu settings Displays the current memory channel selected when using Memory Recall o Y Appears when Tone Alert is ON Flas
53. ntered and raises or lowers the previously displayed frequency 1 MHZ STEP FREQUENCY CHANGE The 1 MHz Step feature allows rapid frequency excursions up or down the band with a minimum of key strokes 1 Press VFO to select the VFO 2 Press F e The bar located under the 1 MHz digit begins blinking 3 Turn the ENC SQL control to select the desired MHz digit 4 Press F to restore the previous frequency step KEY LOCK Occasionally you may want to lock the keys and the ENC SQL control to prevent accidentally changing any transceiver settings Press F MR e The key icon appears when lock is ON e Each time this key combination is pressed the keys and the ENC SQL control toggle between locked and unlocked The following keys function normally even when Key Lock is ON MONI LAMP PTT T CT Only TH 22E TH 42E with 1750 Hz selected Also microphone PF keys function normally with Key Lock activated however no new functions can be assigned to the PF keys until Key Lock is turned OFF Refer to page 50 for identification of the microphone PF keys and further information 17 UNLOCKING ENC SQL CONTROL if you only want to lock the keys but not the ENC SQL control when Key Lock is activated that is possible too 1 Press CALL POWER ON to select Menu Set up 2 Turn the ENC SQL control to select Menu No 06 e The current status of ENC SQL control lock appears e The default is OFF
54. on key pressed in Step 2 The assignment is completed Repeat the same procedure if you wish to assign different functions to the other keys on the option Assignable functions are listed below Function Key Entry Repro min fr to pa ie ja A IC Frequency select UP Frequency DTMF ENC SQL select o memory F 3 own poumecocit read Pa Lamp oworf ILAMP Lamp latch oNOFF_ 1 ILAMPI TX power O m em Key Lock TX offset ON OFF F MR EEE F REV Note Turn OFF the transceiver power before connecting the option gt Locking the transceiver keys with Key Lock does not lock the 1 2 and 3 keys on the options Option keys 1 2 and 3 are not functional while transmitting 49 CONNECTING EQUIPMENT FOR REMOTE CONTROL Make connections as below when controlling equipment remotely PTT switch Note 1 Note 2 tour Note 1 Voltage is developed across the 220 Q resistor in the 3 V line When 2 mA flows about 2 5 V is developed Note 2 A 10 F capacitor is not required in the following cases Make direct connections When the other equipment has DC blocking capacitors When a two terminal condenser microphone is used 50 PACKET OPERATION One of the most exciting benefits of owning a handy FM transceiver nowadays is the ability to use it for VHF or UHF packet radio Due to the small size of the TH 22 TH 42 series handhelds they are particularly handy for mobil
55. one select 31 Scan e Scan Resume Scan Pause Continue Memory Scan Start Stop VFO 1 s gt ENC SQL Stop VFO Call VFO Scan eae dii iaa ao Call Memory Scan MR CALL 1 s Continued 74 Function F MONI ENC SQL VFO Squelch threshold Tone Alert ON OFF ON F CALL OFF before call FJ CALL OFF after call PTT TH 22E TH 42E Also T CT Transmitting e Busy Frequency Lock out ON OFF e Power output e Time out Timer TOT e TX Inhibit ON OFF Menu Set up Menu Set up VFO VFO POWER ON e Reset Partial 1 Any key other than LAMP or MONI Any key other than LAMP MONI or CALL 3 VFO MR CALL T CT or REV 75 KENWOOD
56. p code When using Page a group will commonly agree on a single code that will be used for calls targeted for all members This code is the Group code See Individual code Individual code When using Page each station must be assigned a unique code that no other station uses This is the Individual code Only the squelch of the targeted station will open when a transmission with this Individual code is made See Group code Key Lock A function that disables almost all keys and controls on the transceiver The purpose is to avoid accidentally changing settings on the transceiver Keypad The collection of keys used to send DTMF signals and select DTSS and Page codes Locked out channel An electronically marked memory channel that will be skipped during Memory Scan This is a quick way to configure your Memory Scan without actually erasing data from memory channels that you may wish to keep Memory channel A storage location where you record an operating frequency and many other associated parameters for quick recail later Normally all commonly used frequencies including those of local repeaters would be saved in memory channels to eliminate manually selecting frequently used frequencies Memory Recall A function that fetches a previously saved operating frequency and associated data See Memory channel Memory Scan A function that monitors sequentially all programmed memory channels that are not locked out Se
57. peaker jacks as an interface may not provide reliable operation at this high transmission speed 51 MAINTENANCE GENERAL INFORMATION Your transceiver has been factory aligned and tested to specification before shipment Under normal circumstances the transceiver will operate in accordance with these operating instructions All adjustable trimmers coils and resistors in the transceiver were preset at the factory They should only be readjusted by a qualified technician who is familiar with this transceiver and has the necessary test equipment Attempting service or alignment without factory authorization can void the transceiver warranty When operated properly the transceiver will provide years of service and enjoyment without requiring further realignment The information in this section gives some general service procedures requiring little or no test equipment 52 SERVICE If it is ever necessary to return the equipment to your dealer or service center for repair pack the transceiver in its original box and packing material Include a full description of the problems experienced Include your telephone number along with your name and address in case the service technician needs to call for further explanation while investigating your problem Don t return accessory items unless you feel they are directly related to the service problem You may return your transceiver for service to the authorized KENWOOD Dealer from
58. ransmit frequency 2 Press F 1 s to select Memory Storage 3 Turn the ENC SQL control to select the memory channel containing the receive frequency Press PTT MR e The selected transmit frequency is stored in the memory channel and the previous mode is restored e if the memory channel selected does not contain a receive frequency your transceiver beeps and restores the previous mode e Associated data such as Tone status frequency frequency step and DTSS status code are not overwritten However transmit shift status and Reverse status data are erased RECALLING MEMORY CHANNELS MEMORY gt VFO TRANSFERS Transferring the contents of a memory channel or the m Using the ENCISOL Control Call channel to the VFO can be useful if you wish to 1 Press MR search for other stations or a clear frequency near the selected memory channel or Call channel frequency e The memory channel used last is recalled This is a quick operation that will be used frequently e if all memory channels are empty your especially if you enjoy exploring the band transceiver beeps and Memory Recalls not 1 Press MR to select Memory Recall or CALL to selected select the Call channel 2 ae ua Lcontrol to selectthe desireg 2 Recall the desired memory channel using the y Si ENC SQL control e Clockwise Increases the channel number e This step is not necessary if the Call channel was e Counterclockwise Decreases the channel sel
59. rated scan 3 Press CALL to select either TO or CO 4 Press any key other than CALL LAMP or MONI to exit Menu Set up Note Holding MONI down while scanning halts Scan regardless whether Time operated or Carrier operated Scan is selected Resume scanning by releasing MONI MEMORY SCAN Memory Scan allows all memory channels containing data to be scanned 1 Press MR 1 s e Scan starts with the channel last recalled then ascends up through the memory channels 2 To reverse the scan direction and scan down through the memory channels turn the ENC SQL control counterclockwise e Upward scan Turn ENC SQL clockwise e Downward scan Turn ENC SQL counterclockwise 3 To cancel Memory Scan press any key other than MONI or LAMP At least 2 memory channels must contain data for Scan to function Also at least 2 memory channels must not be locked out m Locking Out Memory Channels Occasionally you may wish to skip over specific memory channels while scanning 1 Press MR to select Memory Recall 2 Select the desired memory channel using the ENC SQL control or the numeric keys that you wish to lock out 3 Press F 1 s LAMP to lock out the selected channel e The icon appears when a channel is locked out e Each time this key combination is pressed the lock out status toggles ON and OFF for the selected channel e The default is OFF not locked out 37 VFO SCAN
60. rent Battery Saver status appears e The default is ON 3 Press CALL to select OFF or ON e OFF Turns OFF Battery Saver S disappears e ON Turns ON Battery Saver S appears 4 Press any key other than CALL LAMP or MONI to exit Menu Set up gt AUTOMATIC POWER OFF APO After 1 hour elapses with no key entries APO turns OFF the power however 1 minute before the power turns OFF the APO indicator begins blinking and an audio tone sounds When the power is turned OFF by APO the frequency disappears from the display however APO remains blinking If the receiver squelch opens or any keys are pressed during the 1 hour period while APO is ON the timer resets When the squelch closes or key entry stops the 1 hour timer begins counting again from 0 APO does not turn OFF the power if Tone Alert is ON Activate APO by using the following procedure 1 Press CALL POWER ON to enter Menu Set up 2 Turn the ENC SQL control to select Menu No 02 e The current APO status appears e The default is ON 3 Press CALL to select OFF or ON e OFF Turns OFF APO APO disappears e ON Turns ON APO APO appears 4 Press any key other than CALL LAMP or MONI to exit Menu Set up To restore power after APO has been activated turn the PWR VOL control 39 CONTINUOUS TONE CODED SQUELCH SYSTEM CTCSS The CTCSS feature is available only when a TSU 8 CTCSS unit is installed CTCSS functions by
61. res can cause batteries to explode Insert the two small alignment tabs on the other half of the case into their matching holes in the case half containing the batteries Press the case halves together until the tab on the case bottom locks in place Note install only alkaline or manganese batteries in the battery case installing NiCd batteries in the battery case will cause an electrical short that generates heat and damages either the battery case or transceiver Remove the batteries from the battery case if your transceiver will not be used for a long time 5 Insert the battery case into the bottom of the transceiver and push in until the tab on the case locks in place CAUTION Do not install the battery pack or batteries in a hazardous environment where sparks could cause an explosion BATTERY VOLTAGE LEVEL The horizontal bars on the Display show the relative battery voltage while transmitting using EL output power Recharge or replace the batteries as necessary using the accompanying diagrams as reference i 43300 nope wees APO new Battery bischarged Banery NiCd Battery PB 30 NiCd Battery PB 32 33 NiCd Battery PB 34 sei OPERATING TIME HOURS Transmitter Output Power TE High Low Economic Low ape EL pes 4 as AR eS EE I I eso aste e e 6 seconds Transmit 6 seconds R arbi 48 seconds Standby AF output 0 2 W 8 ohms e Battery Saver ON YOUR FIRST QSO If you
62. round Dimensions W x H x D 56 x 116 5 x 24 5 mm Dimensions projections included 65 x 130 5 x 29 8 mm Approx 290 g 2k0 Microphone impedance Antenna impedance 1 Some versions have reduced RX and TX range 144 to 146 MHz 2 Antenna hand strap belt hook and PB 32 included TH 22A 22AT 22E TH 42A 42AT 42E Approx 5 W Approx 3 W Approx 2 5 W ieee eee Transmitter H 13 8 V Power H 6 0 V output L 6 0 V Approx 0 5 W EL 6 0 V Approx 30 mW Modulation Maximum frequency deviation Spurious emissions Receiver 3 5 kHz to 5 kHz 60 dB or less Double conversion superheterodyne 45 05 MHz 455 kHz 16 dBu 15 dBy 0 16 V or less 0 18 V or less 20 dB 0 1 V or less Audio output 10 distortion 200 mW or higher 8 f load Specifications are subject to change without notice due to developments in technology and are guaranteed within Amateur bands only 1st intermediate frequency 2nd intermediate Sensitivit 12 dB SINAD Squelch sensitivity Selectivity 6 dB Selectivity 40 dB 63 GLOSSARY 1 MHz Step A function that steps the transceiver up or down in frequency by exactly 1 megahertz and increments or decrements the MHz digit by 1 The function works in a circular fashion If a 1 megahertz step places the new frequency outside the transceiver band limit the transceiver sets the MHz digit such that the new frequency is inside the opposite band limit AP
63. rticular region See Transmit offset Open Page When used in conjunction with Page all signals received will open the receiver squelch However for signals encoded with a Page code the calling station s Page code appears on the target transceiver s display Page A function that allows one station to signal another by sending a transmission encoded with a Page code that only opens the squelch of a receiver with the sarne code selected The calling station s code identifier appears on the target station s display after a successful Page Page code memory A memory channel dedicated to storing only Page codes See Page Page Transmit Delay The delay intentionally introduced at the transmitter to delay transmission of Page codes after PTT is pressed The delay can improve the reliability of Page when communicating with a receiver with slow response time 68 PTT Push to talk Refers to the non latching switch that changes the transceiver from Receive to Transmit mode Qso Refers to a contact between two Amateur stations Repeater A station usually installed in a central location at a high elevation designed to receive and re transmit signals The purpose of a repeater is to increase the receive and transmit range of stations able to access the repeater Reset initialization The act of restarting the transceiver microcomputer Depending on the type of reset done some or all memory may be erased and
64. s after DTSS has opened the squeich the squelch then closes Anytime you wish to monitor all activity on the channel you simply switch OFF the DTSS function ACTIVATING DTSS To switch ON the DTSS function press F 2 e DT appears when DTSS is ON Ia ple Jia a Ta e Each time this key combination is pressed DTSS toggles ON and OFF Note gt When F 2 is pressed with Page ON Page is automatically switched OFF and DTSS is switched ON gt Both DTSS status and a DTSS code can be stored ina memory channel or the Call channel Further when recalling either a memory channel or the Calf channel with DTSS status ON while using the VFO with Page switched ON Page is given priority and the DTSS status switches OFF The microphone is inhibited while the DTSS code is transmitted gt It s advisable to turn OFF Battery Saver when you use DTSS 41 PAGE OVERVIEW Page is available only on transceivers equipped with a DTMF keypad Similar to DTSS Page uses DTMF codes to address a single station or a group of stations Page is useful when waiting to receive a call from a specific station A common group Page code and individual codes should be agreed on in advance You can select codes from the range 000 to 999 inclusive Unlike DTSS Page offers the added benefit of identifying who called you The calling station s code appears on the target transceiver s display If called with an individual code
65. set to default values A reset can be done as a last resort when the transceiver appears to be malfunctioning Reverse A function that switches the transmit and receive frequencies Sean The general term for several functions that allow a series of frequencies or memories to be monitored sequentially and automatically without intervention by the operator Simplex channel Refers to a communications channel where the receive and transmit frequencies are the same Split channel Refers to a communications channel where the receive and transmit frequencies are not the same Squelch A function that automatically mutes a receiver s speaker output when no receive signal is present Functions most reliably when communicating via full carrier modes such as FM Squelch threshold level The receive level at which a receiver s speaker output is muted This level is usually adjustable either manually or automatically by the transceiver microcomputer Standard offset Refers to a transmit frequency offset used to access repeaters that is egual to the amount and direction stipulated by existing band plans for a particular region See Transmit offset Subaudible tone A low frequency non audible signal superimposed on a transmitted signal for the purpose of accessing some types of repeaters SWR standing wave ratio An antenna that is not correctly matched in impedance with a transmission line and transmitter will reflect some
66. ual station code that was stored or selected last 44 CALLING 1 Tune to the prearranged frequency 2 Press F 1 to switch ON Page e PAG appears e Each time this key combination is pressed Page toggles ON and OFF 3 Press F 1 s 1 to select Code Select A Turn the ENC SQL control to select the Page memory where the desired group code or individual station code has been stored e If you have not stored the desired Page code in a memory from 1 to 6 select memory 0 and store the Page code at this time 5 Press and hold PTT then call the other station after the code transmission completes e The group code or individual station code and your station code are transmitted Note When Page is ON Scan cannot be used When Page is ON choosing the VFO the Call channel or a memory channel does not affect the Page status Page remains ON When Page is switched ON while DTSS is ON DTSS is switched OFF automatically RECEIVING 1 Tune to the prearranged frequency 2 Press F 1 to switch ON Page e PAG appears You are ready to receive a call addressed with your station code or a group code If no signal is received for more than 2 seconds after a Page has opened the squelch the squelch then closes m Receiving a Call with your Station Code When a signal is received encoded with your individual code the squelch opens and you hear an alert tone from the speaker In addition the d
67. usy Frequency Lock out A function that automatically prevents transmission on a frequency that is busy Call channel A frequency intended for establishing contact with other stations A transceiver key is dedicated to the Call channel so the frequency can be recalled quickly Call Memory Scan A scan function that allows alternate monitoring of the Call channel and the current memory channel The current memory channel is the memory channel selected or used last See Scan Call VFO Scan A scan function that allows alternate monitoring of the Call channel and the current VFO frequency The current VFO frequency is the frequency selected or used last while in VFO mode See Scan Channel Display A function that shows only the memory channel number on the display instead of both the frequency and the memory channel number CO Carrier operated Scan When scanning Scan stops at all carriers received and resumes 2 seconds after the carrier stops CTCSS Continuous Tone Coded Squeich System Also referred to as Tone Squelch A method of receiver squelch control that uses a subaudible tone superimposed by the transmitter on the transmitted signal Only signals received with a subaudible tone that matches the tone selected at the receiver can open the receiver squelch CTCSS frequency The subaudible frequencies used by CTCSS Default settings The values selected for VFO frequency Cail channel frequency frequency step etc
68. whom you purchased it or any authorized KENWOOD service center A copy of the service report will be returned with the transceiver Please do not send subassemblies or printed circuit boards Send the complete transceiver Tag all returned items with your name and call sign for identification Please mention the model and serial number of the transceiver in any communication regarding the problem SERVICE NOTE Dear YUOM if you desire to correspond on a technical or operational probiem please make your note short complete and to the point Help us help you by providing the following 1 Model and serial number of equipment 2 Question or problem you are having 3 Other equipment in your station pertaining to the problem 4 Meter readings 5 Other related information CAUTION Do not pack the equipment in crushed newspapers for shipment Extensive damage may result during rough handling or shipping Note p Record the date of purchase serial number and dealer from whom the transceiver was purchased For your own information retain a written record of any maintenance performed on the transceiver When claiming warranty service please include a photocopy of the bill of sale or other proof of purchase showing the date of sale CLEANING The keys controls and case of the transceiver are likely to become soiled after extended use Remove the controls from the transceiver and clean them with a neutral detergent a
69. ws you to dial a telephone number from your transceiver and carry on a telephone conversation This repeater function cannot be used for commercial transactions but it can save lives when used appropriately during emergencies Autopatch requires the use of a DTMF Dual Tone Multi Frequency keypad The keypad includes the 12 keys found on your telephone plus an additional 4 keys A B C Dj These additional keys are required for various control operations by some repeater systems E Activating the Keypad 1 Press and hold PTT 2 Press keys in sequence to transmit tones To generate single frequency tones for test purposes press MONI before pressing a single key from 1 to 8 31 DTMF Tones DUAL TONE MULTI FREQUENCY DTMF MEMORY 1336 1477 1633 This function is available only on transceivers equipped with a DTMF keypad A m Making DTMF Calls To make a DTMF call hold down PTT and press 0 to 19 A B C D or e The microphone is muted and the corresponding DTMF tones are transmitted You can monitor the tones as they are sent by listening to the speaker audio e if two keys are pressed only the tone combination for the key pressed first is sent m Storing DTMF Numbers To store a DTMF number in dedicated DTMF memory channels 1 to 5 follow the procedure below Note Some repeaters require a special key sequence to activate Autopatch Check with the control operator 1 Press
70. zing the memory channels requires that you re enter any memory channel data again after the reset if you wish to use those channels On the other hand if you want to erase all data from ail channels initialization is a quick way to do this m VFO Reset Partial To initialize only the VFO press VFO POWER ON e When VFO is released the VFO resets m Memory Reset Full To initialize the memory channels press F POWER ON e When F is released the memories reset Factory Default Settings TH 22 Defaults TH 42 Defaults Version VFO Freq Tone VFO Freq Tone Freq Step Freq Freq Step Freq Canada Gea 144 000 5 kHz 88 5 Hz 440 000 25 kHz 88 5 Hz Australia 12 5 kHz 88 5 Hz 430 000 88 5 Hz Europe 144 000 12 5 kHz 1750 Hz 430 000 25 kHz 88 5 Hz 230 000 25 wre 035 Hz OPERATING THROUGH REPEATERS TRANSMITTER OFFSETS Ali Amateur Radio voice repeaters use a separate receive and transmit frequency The transmit frequency may be higher or lower than the receive frequency but the difference in frequencies will be a standard amount or standard split Most repeater configurations fall into one of the following categories Offset TH 22A AT E TH 42A AT TH 42E Direction E m me roo N A Not applicable Whether using the VFO Memory Recall or the Call channel the transmit offset direction and amount can be changed SELECTING OFFSET DIRECTION This function sets the transmit fr

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