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Kenwood TM-732A User's Manual

1. To release the lock press the F key again then press the MHz LOCK key within 10 seconds 50 ALL LOCK All operations except for power ON OFF control volume and squelch are disabled Function selection Switch the power off while the LOCK indicator is on hold down the MHz LOCK key and switch the power on again The A LOCK indicator lights NSOCO _ 90000 To release A LOCK switch the power off while the A LOCK indicator is on press and hold the MHz LOCK key and switch the power on again The A LOCK operation cannot be canceled by VFO reset or MR reset Electronic tone for When the microphone PTT CALL VFO MR UP DWN or PF key is pressed during A LOCK Operation the tone corresponding to each keys is out put from the speaker 6 Programmable VFO Tuning Limits This radio provides the capability of programming the VFO tuning range in 1 MHz band segments as well a providing a separate programmable band scan function See page 41 The procedure for specifying the bands is described below 1 Press the BAND SEL key to select the desired band 2 Rotate the Tuning control until the desired lower tuning range appears on the frequency display For example you might want to select the 438 MHz band and dial up 438 100 MHz Press and hold the F key then press the CALL key Rotate the Tuning control until the desired upper tuning range appears o
2. ae a 2588882 sae Indicates the TX band On when two UHF band signals are received at the same time On when the Lock function has been activated On when the All Lock function has been activated On when the Automatic Power Off function has been activated On whenever the F key has been depressed On when the volume of the RX band is reduced On when the Time Out Timer function has been activated On when the Automatic Band Change function has been activated On when two VHF band signals are received at the same time Displays the selected transmitter offset direction LM when the Reverse function has been activated Shows the last memory channel number that was selected The indicator is on when the Memory channel will be skipped during Memory channel scan On when the DTSS function is active With the optional CTCSS unit TSU 7 On when the Tone Decode function is active On when the Tone Encode function is active On when Carrier Operated scan is selected Indicates the relative output power setting for transmit No indicator indicates full power On during transmit This level meter indicates the relative receiver signal strength or the relative transmitter power output On when the squelch opens On when the Tone Alert function is active ssBBH 85 Displays the operating frequency to the nearest kHz digit or the tone frequ
3. 77 4 2 PANEL SEPARATION KIT PG AK 4I edes 77 5 2 79 ACCESSORIES Unpack your new transceiver carefully and examine it for visible damage If the equipment has been damaged in shipping you should notify the shipping company immediately DTMF Microphone T91 0517 XX 1 U S A and CANADA only or T91 0521 XX 1 European version or T91 0516 XX 1 General market Microphone J20 0819 XX 1 U S A and CANADA only Mobile Mounting Kit Bracket sese J29 0436 XX 1 Screwset 99 0331 1 Self tapping Screw N46 3010 46 2 U S A and CANADA only Wrench WO1 0414 XX 1 DC power Cable E80 2111 XX 1 2 5 FO5 1531 XX 1 Instruction Manual B62 0201 XX 1 copy Warranty Gard 1 0 5 CANADA and European version only After unpacking Shipping container Save the box and packing in the event your unit needs to be transported for remote operation maintenance or service SECTION 1 Basic transmit receive and memory operation FRONT PANEL KEYS CONTROLS AND LABELING VFO Variable Frequency Oscillator This key is used to select the VFO mode This mode allows you to select the desired frequency by turning the main tuning control or
4. Black AC outlet wn DC power supply 3 Antenna The type of antenna that is used will greatly affect the performance of the transceiver Use a properly adjusted antenna of good quality to enable your transceiver to perform at its best The antenna input impedance is 50 ohms Use 50 ohm coaxial cable such as RG 58U or 5D 2V for this connection If the antenna is far from the transceiver the use of low loss coaxial cable such as RG 8U is recommended Match the impedance of the coaxial cable and that of the antenna so that the SWR is less than 1 5 to 1 The protection circuit in the transceiver will activate if the SWR is particularly poor greater than 3 to 1 High SWR values will cause the transmitter output to drop and may lead to TVI or BCI reports Caution We recommend that you install a high quality lightning arrestor in your antenna lines for protection against fire electric shock personal injury or damage to the radio itself OPERATING CONTROLS 1 Front Panel No Key Function Page 1 MR M This key is used to select the MR mode This mode allows you to select the 30 desired memory channel by turning the main tuning control or with the UP DWN pusnibutons on the microphone e ressing the key for longer than 1 second will initiate memory channel scan 41 2 VFO Mb V This key is used to select return to the VFO mode after operating in the MR or CALL channel mode Pressing this key will
5. Transmit operation When the PTT switch is pressed on the microphone the selected code group will be transmitted It will take about 1 2 second to transmit the 3 tones The microphone will be muted while the tones are being transmitted Receive operation The squelch will now remain closed until the correct code group is received When a signal matching the programmed code is received the squelch opens If no signal is received from the other transceiver for two seconds or more after the squelch turns on the squelch turns off Use of noise squelch is recommended when using DTSS Notes 1 DTSS for two bands can be turned on at the same time but the first signal may not be received 2 If the receiving transceiver is in the battery save mode the DTSS code may not be received To be sure the signal is received transmit it for several seconds release the PTT key and transmit again 3 If S meter squelch is used DTSS cannot be received if the Signal is not stronger than the set level 3 PAGING The function is useful for net operations or for selectively calling an individual Example When member 2 is called F 145 660MHz Individual Code 111 Code to be called 333 11 Individual Code 7 gt 2 Sp F 145 660MHz F 145 660MHz F 145 660MHz Individual Code 222 Individual Code 333 Individual Code 444 Member 1 Member 2 Member 3 Normal operating procedure would require that you make prior arrange
6. Hold down the VFO key and the BAND SEL key for the band to be reset then turn on the POWER Switch Hold the key doen until the normal display appeas Aproximately 1 second 3 Release the VFO key and BAND SEL keys 38 6 Rewriting Call Channel Data Press the BAND SEL key for the desired band Select the desired Call channel frequency tone data etc 3 Press the F key momentarily The F indicator will light and the memory channel indicator will light 4 Press the CALL key within 10 seconds of pressing the F key to enter the data into memory A long beep will sound and the F indicator and memory channel indicators will turn off to confirm data entry Split data can be stored in call chanel 5 To store split data in call channel press the CALL key for at laest a second in step 4 The and indicators light 6 Select the transmit frequency with the tuning control or microphone UP DWN key 7 Press the CALL key 7 Changing Data Stored in Memory Two methods have been provided to alter the contents of a memory channel O Entering new data into a memory channel will erase the old data See page 25 for details on entering data Note Entering new receive data in an odd split memory channel will erase the previous transmit frequency also It will be necessary to enter both frequencies if you wish to keep that channel as an odd split memory channel Clearing an individual memory channel 1 Press the BAND
7. Memory Channel indicator to remind you that you have locked out this code memory for receive 3 To restore the code memory for receive use repeat steps 1 thru 3 above 68 3 5 Cancelling Signal Squelch Squelch will not open when operating in the paging mode when the paging codes do not match It is possible to reprogram the transceiver so that squelch will open regardless of the incoming page code Signal type squeich can be cancelled for each band if desired Cancelling signal type squelch 1 Turn the POWER switch off 2 Hold down the BAND SEL key for the band for which signaling squelch is to be canceled then press the POWER switch OIG Even when signal squelch is canceled a beep sounds and the individual code of the remote station is displayed when the proper code is received To return signal squelch to the original state repeat steps 1 and 2 For example the following groups communicate with each other Predetermined frequency 145 660MHz Your Individual code 111 Member 1 Individual code 222 Member 2 Individual code 333 Member 3 Individual code 444 Group code 789 Member 1 Your memory PA 222 PA 111 P2 789 1 222 Member 2 2 333 333 444 789 P4 P5 789 Member 3 PA 444 P4 789 3 6 Code Transmission Your station ID code should be programmed in Paging Code Memory Channel PA 1 Select the desired operating frequency 2 Press the SHIFT DTSS key until the Paging mode i
8. with the UP DWN pushbuttons on the microphone MPV Pressing the F key momentarily and then this key will copy the contents of the current memory channel to the VFO MR Memory Recall This key is used to select the MR mode This mode allows you to select the desired memory channel by turning the main tuning control or with the UP DWN pushbuttons on the microphone M Memory Pressing the F key momentarily and then this key will write current VFO information into memory VOL Volume This control is used to adjust the volume from the internal and external speaker if used Clockwise rotation will increase the volume and counterclockwise rotation will decrease the volume SQL Squelch This control is used to select the desired squelch threshold level Eliminates the background noise when no signal is present MHz This key is used to select 1 MHz tuning steps LOCK Pressing the F key momentarily and then this key will disable all front panel keys preventing accidental frequency shifts etc Tuning control Use this control to select the desired operating frequency memory channel etc 10 C SEL Control Selector This key is used select which band will be controlled by the tuning control etc POWER Turns the power on and off LOW This key is used to select the desired transmitter output power DIM Dimmer Used in conjunction with the F key to select the desired front panel display
9. 0 will be flashing 20 ayer HHHH 61 5 Select any digit from 0 9 by rotating the Tuning control or by pressing the UP DWN switches on the microphone then press the SHIFT DTSS key Or press the desired number on the microphone keypad This will enter the number and advance you to the next number position without having to press the SHIFT DTSS key again 6 After you select the first digit a beep will sound and the middle digit will begin flashing Select the next number by using any of the methods described above 7 Select the final digit as described above After the last digit has been entered the display will return to the normal frequency mode indicating the tone selection process has been successfully completed NOTES 1 If a key other than the DTSS key is pressed during the code selection procces the code selection mode is canceled 2 If no action is taken for longer than 10 seconds during the code selection procces the mode is automatically canceled 62 2 4 Entering Data into Memory It is useful to put frequently used DTSS codes and frequencies into memory DTSS can then be used simply by recalling memory Separate data can be put into each memory channel or call channel CO Entering data into memory 1 Press the F key 2 Select a memory channel number with the tuning control or microphone UP or DWN key while the F indicator is on 10 seconds 3 Press the MR M key within 10 seconds
10. FUNCTIONS 1 Dimmer DIM The intensity of the display illumination can be set to one of four levels 91 thru d4 with 01 being the brightest or off default is d2 1 Press the F key then press the LOW DIM key while the F indicator is lit The display will show which intensity level is currently in use 2 Select the desired value d1 to d4 with the tuning control or the UP DWN key on the microphone 3 To return to the normal frequency display press any key or wait 10 seconds O The display intensity can be made one Step brighter for five seconds when you press a key or turn the tuning control If you select d1 this function does not work 1 Turn the POWER switch off 2 Press and hold the F and LOW DIM key and turn on the POWER switch Note When the power is switched on the displai intensity decreases 2 steps to extend the life of the lamp 48 2 Beep Tone Level Adjustment The beep can be set to one of eight levels off to b7 default is b5 1 Press the F key for longer than a second then press the REV key while the F indicator is flashing The display will show which beep level is currently in use Select the desired value with the tuning control or the UP DWN key on the microphone When the beep is set to b7 the maximum beep sounds 3 return to the normal frequency display press key or wait 10 seconds 3 Clearing the Unused Band Display You can clear the unused band
11. SEL key for the desired band 2 Press the MR key 3 Select the memory channel that you wish to clear 4 Press and hold the F key and then press the MR key Note The contents of memory channel number 1 cannot be cleared with this procedure 8 Memory Shift Using this function you can copy the contents of a memory channel or call channel to the VFO without changing the data in memory This will allow you to begin tuning at the point specified by the memory channel data 1 Select the desired Memory Channel 2 Press the F key 3 Within 10 seconds of pressing the F key press the VFO MP V key to copy the data Note Only the receive frequency data in the odd split memory channels is copied to the VFO 39 lll SCAN Each band can be scanned independently For proper Scan operation the squelch must be adjusted to the threshold point Scan can not be used in conjunction with the Tone Alert function The following scan options are available Band Scan Scan proceeds over the entire band OO Programmable Band Scan The scan range in this mode is specified in memory Memory Scan Scan proceeds through those memory channels that have data stored and have not been locked out OCALL VFO Scan Alternate scanning of the call channel and the VFO CALL Memory Scan Alternate scanning of the call channel and the memory channel that was last used OMHz Scan Scans over a 1 MHz range 40 Ba
12. Selection 51 8 Beep Tone Frequencies 52 9 Channelized Frequency Display 52 10 Pushbutton Control Using the DTMF Microphone 225222200552 54 11 Remote Control by External Signal ss 2 at aes e 56 12 Operation as a Repeater 58 CONTENTS SECTION 3 Specialized Communication SECTION4 Useful information Modes 1 CTCSS Operation 1 1 Tone Frequency Selection 59 1 2 688 gt 2 5 25 60 1 3 60 1 4 Tone Squelch Operation 60 1 5 Entering the Data into Memory 60 2 DTSS 2 1 Preparation for DTSS Operation 61 2 2 DTSS Gode gt aves pss 61 2 3 DTSS Code Selection 61 2 4 Entering Data into Memory 62 2 5 Setting Delay Time 63 2 6 Using the DTSS Function 64 3 PAGING 3 1 Paging Code Memories 65 3 2 Code Selection 66 3 3 Automatic Page Cancelling 67 3 4 Code Lockout 68 3 5 Cancelling Signal Squelch 68 3 6 Code Transmission 69 3 7 Paging Code Monitoring 70 4 TONE ALERT SYSTEM 4 1 Tone Alert Operation 71 4 2 Alarm Sound Selection 72 1 MAINTENANCE 4 2 Stine 73 2 IN CASE OF DIFFICULTY 74 OPTIONAL ACCESSORIES 76 4 INSTALLING OPTIONAL ACCESSORIES 1 eh ws 4 1 CTCSS unit TSU 7
13. Tone Multi Frequency pad The DTMF microphone provides the normal keys you would have on your telephone at home in addition to the normal 12 keys that are found on your telephone as well as 4 additional keys A B and D These keys are required by some repeater systems for various functions Ask the control operator of your repeater to determine if their use is required A chart is provided that lists the various tone frequencies that are generated by the keypad Fig 1 To activate the keypad 1 Press and hold the PTT switch 2 Press the keys just like you would dial your telephone at home 3 The transceiver will remain keyed for approximately 2 seconds after you press each number so you can re lease the PTT switch without unkeying the transceiv er 46 NOTE Some repeaters will require the use of a special key sequence to activate the autopatch function You should check with your control operator for this sequence Hz 1209 1336 1477 1633 697 1 2 3 A 770 4 5 6 B 852 7 8 9 941 D FIG 5 DTMF Memory Up to 10 DTMF numbers up to 15 digits can be put into memory Q How to store DTMF signals 1 Press and hold down the F and CALL keys then Switch the power ON P appears in the display 2 Press the desired DTMF key Up to 15 digits The number is displayed from the right when more than four digits are displayed the first digit scrolls to the left you p
14. circuit This is to prevent the squelch from closing during momentary signal dropouts The factory preset is 500 mseconds To change the delay Delay Selection Note You must deactivate microprocessor controlled squelch to program this function See Page 32 Microprocessor squelch control 1 Hold down the F key then press the LOW key 2 Select the desired delay time by turning the tuning control OFF 125 250 or 500 3 Press any front panel key to return to the normal display A quick method of determining which squelch mode is active is to turn the squelch control If the S Meter reading changes you are in the S Meter squelch mode 33 TRANSMIT FUNCTIONS 1 Time Out Timer TOT A Time out timer function has been provided to protect the radio from accidentally locking the unit in transmit for long time periods This function allows you to specify the maximum transmit key down time Options include 3 5 10 20 30 or no time limit The factory default is no time limit Function selection 1 Turn the power switch OFF 2 Press and hold the LOW key and turn the power ON The current selection will appear in the display e 3 Turn the tuning control to select the maximum key down time TOT will appear in the display for all selections except OFF 4 Press any key to return to the normal frequency display If you should activate the Time out timer function a beep will sound from
15. from the display Transmit and receive is not possible if you turn the band display off 1 Press the F key for longer than one second 2 Press the BAND SEL key corresponding to the band to be cleared while the F indicator is flashing e appears on the specified band display for 10 seconds and the specified band is no longer displayed eWhen the power switch is turned on OF F will be displayed for 10 seconds then disappears To enable the band again repeat steps 1 and 2 4 Automatic Power Off APO This transceiver also provides an Automatic Power off circuit The circuit action is described below default is off 1 To turn the APO function on off press the F key for longer than 1 second and then press the MHz key The APO indicator lights A 5 second audio confirmation tone will sound after 2 hours 59 minutes if no signal has been received and if you have not performed any operation 1 minute after this alert signal the transceiver will shut itself off 2 When the APO operates and the transceiver is shut off the transceiver can be reactivated by turning the POWER switch back on 49 5 Key Locks LOCK When this function has been activated all the front panel keys and the Tuning control are disabled Function selection The microphone keys work however Press the F key then press the MHz LOCK key within 10 seconds The LOCK indicator lights eOr TS gj
16. hangup time 58 SHIFT DTSS Change DTSS Page data 61 66 SHIFT DTSS to program the DTSS or Paging 61 66 TONE T ALT Turns the Tone Alert function On and 71 TONE T ALT Tone frequency selection 45 59 REV STEP Change the VFO Step size 51 REV STEP Beep tone level adjustment 48 Turns the Automatic Band Change MUTE ABC Cross Band Repeater ON OFF control 58 MUTE ABC function ON and OFF LOW DIM Selects noise activated squelch or S 33 LOW DIM Selects the display lamp intensity 48 Meter squelch C SEL Receive signals in the same band 21 C SEL Selects the external speaker receiver 32 simultaneously input BAND SEL the desired transmit band or 25 BAND SEL Band ON OFF control 49 18 is turned Press and hold the F key and then press one of the Press and hold the F key and the key indicated below following keys and then turn on the power Note You must hold the keys down until the Key Function Page display turns on to the normal intensity About 2 VFO MPV Check program scan frequency limits 41 or 3 seconds MR M Memory channel clear 38 Function Page MHz LOCK Enter the program scan frequency limit 41 Assigns the ENTER function to the PF 22 CALL Used the set the program VFO scan 51 key on the DTMF microphone lower frequency MR M Change the memory channel allocation 36 SHIFT DTSS Used the set the program VFO scan 51 upper frequency CALL D
17. in the same band at the same time While displaying the same band two different signals can be selected simultaneously receive two VHF band signals 1 Press the lower BAND SEL key 2 Press the F key then press the C SEL key within 10 seconds V lights the display and the bottom display also shows the second VHF band frequency To simultaneously receive two band signals 1 Press the upper BAND SEL key 2 Press the F key then press the C SEL key within 10 seconds U lights in the display and the top display also shows the second UHF band frequency Notes on simultaneous in Band reception When two signals the same band are received simultaneously the receive performance such as image interference and sensitivity may be reduced if the two frequencies are the same the volume may decrease at some VOL control positions To return to normal operation Press the F key then press the C SEL key within 10 seconds 2 A B C Automatic Band Change The A B C function automatically switches transmit control from the RX TX band to the RX only band whenever a signal is received that opens squelch on the RX only band Press the F key then press the MUTE ABC key within 10 seconds The ABC indicator will appear in the display If the transmit band is subsequently changed the PTT indicator will flash three times This cancells the ABC function 145020 000 Note Whe
18. indicator Low tone bEL 1 High tone bEL2 Melody bEL3 4 Rotate the tuning control to select the desired Alert sound 5 Press any key to return to previous mode 72 SECTION 4 Useful information 1 MAINTENANCE GENERAL INFORMATION Your transceiver has been factory aligned and tested to specification before shipment Under normal cir cumstances the transceiver will operate in accordance with these operating instructions All adjustable trim mers and coils in your transceiver have been adjusted at the factory and should only be readjusted by a qualified technician with proper test equipment At tempting service or alignment without factory authori zation can void the transceiver s warranty When operated properly the transceiver will provide many years of service without requiring realignment The information in this section gives some general service procedures which can be accomplished with out sophisticated test equipment SERVICE Should it ever become necessary to return the equip ment to your dealer or service center for repair pack it in its original box and packing and include a full de scription of the problems involved Also include your telephone number You need not return accessory items unless directly related to the service problem SERVICE NOTE Dear OM if you desire to correspond on a technical or operational problem please make your note short complete and to the point and PLEASE make it
19. on page 59 To set 100 0 Hz for the tone frequency enter 1 The Repeater Cross Band mode can be turned ON OFF with external commands as follows This will allow you to remotely change the operating frequency of the controlled band Toturn Repeater Cross Band 1 Access the TM 732A by sending A the DTSS code and then 2 Then send the C command 3 Then send the A command To turn the Repeater Cross Band off 1 Send A the DTSS code and then 2 Then send the command To cancel the function 1 Transmit from the remote transceiver to return to step 4 2 Hold down the F key then press the MHz key within 10 seconds Lock release On the local unit 3 Turn the POWER switch off 4 Hold down the C SEL key and press the POWER Switch 57 12 Operation as a Repeater U S A CANADA versions only This transceiver is capable of operating as a repeater There are two different repeater modes possible Cross Band Repeat Mode The transceiver listens on both bands simultaneously As soon as a Signal is received on one band the other shifts from receive to transmit and re transmits the incoming signal 1 Select the operating frequencies and adjust the squelch controls to threshold 2 You may want to set the Time Out Timer to 3 minutes to protect the transmitter 3 Press the BAND SEL key of one band and the
20. or smoke is detected immediately turn the power off and disconnect the POWER cord Do not place the unit in areas of excessive dust high humidity or on unstable surfaces Contact your KENWOOD service station or your dealer SOM Do not drop pieces of metal needles coins and other electrically conductive materials into the unit To ensure good ventilation do not put anything on top of the cabinet and allow at least 15 cm 6 inches of space behind the unit CLEANING 1 Turn the power off before cleaning the unit 2 Do not use any type of abrasive pad thinner benzine or any substances which may damage the unit 3 Wipe the front panel and other exterior surfaces of the unit with a soft dry cloth or a soft cloth lightly mois tened with water This Instruction Manual consists of the following sections SECTION 1 Basic transmit receive and memory operation This E outlines the basic items you should know in order to properly operate the TM 732A E Installation to first turning on the equipment Basic key functions and identification Basic transmit receive operation Basic memory entry and recall operations SECTION 2 Mastering the TM 732A E This section provides detailed operating information for the TM 732A E Advanced transmit receive functions Detailed memory procedures Detailed SCAN procedures Repeater Operation Other useful functions SECTION 3 Specialized Communic
21. the proper DTSS signal is received 3 With both the CTCSS and the DTSS are turned on scanning will stop when the proper CTCSS tone is received Squelch will open only if the DTSS signal matches when scan stops The factory default is the Time Operated Scan mode To switch between the modes use the following procedure Hold Resume selection 1 Press the BAND SEL key to select the desired band 2 Press the F key for longer than 1 second The F indicator will flash 3 While the indicator is flashing press the VFO key This will switch the Hold Resume mode to the Carrier Operated mode and the CO indicator will light To return to Time Operated mode repeat steps 1 2 and 3 7 Memory Channel Lockout This function allows you to specify which memory channels you wish to skip during memory channel scan 1 Press the BAND SEL key to select the desired band 2 Press the MR key to select the memory channel mode 3 Select the memory channel that you wish to skip by turning the Tuning control or pressing the microphone UP DWN keys 4 Press the F key for longer than 1 second The F indicator will begin to flash Within 10 seconds of pressing the F key press the MR key indicator will appear to the left of the memory channel number This indicates the memory channel will be skipped during the memory channel scan 145820 5 Repeat steps 2 3 4 to lock out any other channels you wish to skip 6 To canc
22. the speaker and the transceiver will return to the receive mode You will need to press the PTT switch to transmit again 2 Locking the Transmit Band It is possible to lock the transceiver so that the transmit band is not accidently changed This locks the second band into a receive only mode Function selection 1 Press the F key momentarily 2 Press the BAND SEL key that corresponds with the desired transmit only band A dot will appear to the right of the 100kHz column to indicate which band is transmit only To cancel the assignment press repeat steps 1 2 3 Transmit Frequency Selection during Simultaneous In band Reception It is possible to select either frequency as the transmit frequency during simultaneous in band reception receiving on two different frequencies in the same band To select the desired transmit frequency simply press the BAND Sel key that corresponds with the desired transmit frequency Note Reception on the other frequency will not be possible while the PTT key is depressed 34 MEMORY 1 Memory Capabilities The TM 732A has a flexible memory system that allows the operator to tailor the number of memory channels available to match their own operating requirements The number of available normal memory channels simplex or normal repeater offset memories depends upon your Odd Split memory channel requirements The greater the number of Odd Split memorys required the f
23. tuning control until a click is heard The upper frequency limit is displayed The normal frequency display will return after pressing any key or after a 10 second delay Operation Press the BAND SEL key to select the desired band H Adjust the SQL control to the threshold point 3 Select a frequency between the two programmed scan limits 4 Press the VFO key for longer than 1 second The MHz indicator will begin flashing as a visual reminder the transceiver is scanning Press the PTT switch or any other key to stop scanning 3 Memory Channel Scan 1 Press the BAND SEL key to select the desired band 2 Adjust the SQL control to the threshold point 3 Press the MR key for longer than 1 second to initiate memory scan of the band gt Q mum D Scan will begin upwards direction You can reverse the direction of scan by turning the Tuning control or pressing the microphone UP DWN keys Scan will stop on a busy channel i e a station that is strong enough to open the squelch and turn on the BUSY indicator NOTE 1 Only those memory channels that have data entered and that have not been locked out it will be scanned 2 Scan does not start unless there are 2 channels that have data entered 4 4 CALL Scan CALL VFO Scan Press the CALL key for longer than 1 second in the VFO mode to start alternate scanning of the VFO frequency shown on the displa
24. which there is no signal and set the control to the position where the noise disappears Squelch turns on whenever a signal comes in even if paging is set Signaling squelch has been canceled Turn the POWER switch off hold down the VOL control for the band for which paging is set then press the POWER Switch The following formula can be used to help determine if a particular frequency combination will cause interference birdies VHF band UHF receive frequency 45 05 x 2 UHF band receive frequency 58 525 x 2 45 05 MHz 75 3 OPTIONAL ACCESSORIES 76 CTCSS UNIT TSU 7 MULTI FUNCTION MICROPHONE MC 45 45E E European version MOBILE SPEAKER SP 41 MULTI FUNCTION MICROPHONE WITH DTMF MC 45DM 45DME PG 3G COMMUNICATIONS SPEAKER SP 50B DETACHABLE FRONT PANEL KIT PG 4K DC LINE NOISE FILTER DC POWER SUPPLY PS 33 DC POWER CABLE PG 2N DC POWER SUPPLY PS 53 DETACHABLE FRONT PANEL KIT PG 4L MICROPHONE PLUG ADAPTOR MJ 88 4 4 1 CTCSS unit TSU 7 4 1 Remove the four screws holding the top cover 3 Insert the TSU 7 into the specified connector Install INSTALLING OPTIONAL ACCESSORIES Remove the top cover it on the PC board under the flat cable on the front left side as viewed from the panel Install the top cover 4 2 PANEL SEPARATION PG 4K 4L 1 Press the release button on the left of the f
25. 1 1 Normal Repeater Offset or Simplex Channel Entry Note The TM 732A has been preprogrammed to automatically select the proper offset according to the ARRL Bandplan For example 145 020 MHz is put into memory channel 5 1 Press the upper BAND SEL key 2 Select the desired receiver frequency tone information etc For example 145 020MHz 2 3 Press the F key momentarily F indicator will light on the display and a memory channel number will appear 4 Select any memory channel using the Tuning control or microphone UP DWN keys For example 5 145020 5 _ 40000 5 Press the MR key within 10 seconds of selecting the memory channel number The F indicator and memory channel number will turn off This signals that the data has been properly stored in memory O 1 2 Odd Split Memory Channel For example put a receive frequency of 145 020 MHz and transmit frequency of 145 620 MHz into memory channel 10 1 Press the upper BAND SEL key 2 Select the desired receiver frequency tone information etc For example 145 020MHz 29 Press the F key momentarily The F indicator will light on the display and a memory channel number will appear 4 Select any memory channel using the Tuning control or microphone UP DWN keys For example CH10 gO 145800 0 0000 m Press the MR key for longer than 1 second within 10 seconds of selecting the memory cha
26. CO Entering data into the call channel 1 Press the F key 2 Press the CALL key while the F indicator is on about 10 seconds 2 5 Setting Delay Time The DTSS signal is not transmitted immediately after you press the PTT switch A programmable delay time has been incorporated to allow the DTSS signal to be passed by repeaters with slow response times You can select a delay time of 350 mS or 550 mS When operating simplex mode a delay of 250mS will automatically be selected for you No other choice is available in this mode even though you may have selected a different delay In modes other than simplex you may select between the remaining delay periods 350 mS or 550 mS The delay time is the same for both bands PTT ON PTT OFF Y M ol Delay time 350mS 550mS OChanging the delay time to 550 ms 1 Turn the POWER switch off 2 Hold down the SHIFT DTSS key then press the POWER switch 3 350 initial setting appears in the frequency display for the operation band Select 550 by turning the tuning control 4 To return to the normal frequency display wait 10 seconds for automatic return or press any key 63 2 6 Using the DTSS Function Press the BAND SEL key to select the desired band Memory channel Call the memory channel containing the data Call channel Press the CALL key OVFO Press the F key then press the SHIFT DTSS key within 10 seconds The DT indicator lights 64
27. F indicator is flashing Function performed when the F key is held down and a panel key pressed 23 Example Assign the MP V function to the PF key on the microphone 1 Press and hold the PF key on the microphone while the transceiver power is turned on PF1 will appear in the display Press the F key on the front of the radio momentarily and then press the VFO MP V key This assigns the MP V function to the PF key on the microphone e The function is cancelled by resetting the memory See page 38 81750key European version The transceiver will transmitt with 1750 Hz repeater access tone whenever this switch is depressed 24 E RECEIVER OPERATION Before switching the power on set the controls as Fixed station Regulated DC stabilized power supply power switch Both Vol Control Both SQL Control Full Counterclockwise Full Counterclockwise The following example will prepare the transceiver to receive a frequency of 145 020 MHz 1 First turn on the regulated DC power supply then press the POWER key on the front of the transceiver A frequency will be displayed after a delay of approximately 1 second The factory default for the 2 meter band is 144 000 and the default for 70 cm is 440 000 or 430 000 for some destinations 2 Press the upper BAND SEL key to select the 2 Meter band Pressing the upper BAND SEL key permits control of the 2 Meter band with the various front panel c
28. GOO ANA 144 440 MHz FM DUAL BANDER 144 430 MHz FM DUAL BANDER 144 430 MHz FM DUAL BANDER M 732E INSTRUCTION MANUAL KENWOOD CORPORATION OPRINTED IN JAPAN B62 0201 00 K MC 92 12 110987654321 91 12 11 Thank you for purchasing this new transceiver IMPORTANT Please read this instruction manual carefully before placing your transceiver in service CAUTION Long transmission or extended operation the power mode might cause the rear of this transceiver to get warm Do not place the transceiver where the heat sink rear panel might come in contact with plastic or vinyl surfaces NOTE If disregarded inconvenience only risk of equipment damage or personal injury CAUTION Equipment damage may occur but not personal injury Save this instruction manual This instruction Manual covers the following models TM 732A 144 440MHz FM DUAL BANDER U S A CANADA version 732 144 430MHz FM DUAL BANDER General markets TM 732E 144 430MHz FM DUAL BANDER European markets Notice to the user One or more of the following statements may be applicable to this equipment 2 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 modi
29. If the calling station transmits the group code the group code and the Paging Mode Memory Channel Number that contains that code will display Example group code 789 is stored in Paging Mode Memory Channel 5 This Paging Mode Memory Channel Number is something other than 0 to indicate a group call has been received Err will appear in the display if there is a problem in code identification To increase efficiency we recommend cancelling the paging mode after initial calls have been made to prevent transmitting the Paging Code data each time the PTT switch is depressed 4 TONE ALERT SYSTEM The Tone Alert function will provide an audible alarm to signal when someone is transmitting on the frequency you are monitoring Each band can be selected by the T ALT function independently and different alarm tones are produced for each band During the T ALT function you will not hear voice communication When used in conjunction with the CTCSS function this would allow the transceiver to act similar to a private pager system 4 1 Tone Alert Operation 1 Press the BAND SEL key to select the band to be operated Adjust each SQL control to the threshold point If you will be using the CTCSS function you should select the proper tone frequency and ensure the CT indicator is on in the display 4 Press the F key then the TONE T ALT key T ALT indicator will light When using CTCSS the incoming signal mu
30. TMF signal memory 47 REV STEP Automatic paging cancel 67 SHIFT DTSS Tone alert selection 72 LOW DIM S Meter squelch hysterisis selection 33 TONE T ALT Musical frequency indication 52 C SEL Enables DTMF microphone remote 54 Increases the display intensity for 5 LOW DIM seconds after a key is pressed or a knob 48 Basic functions performed with the POWER key 1387 POWER Press hold the indicated key while the power is Press and hold the VFO key and one of the following turned on keys and turn on the power Note You must hold the key down until the Note You must hold the keys down until the display turns on to the normal intensity About 2 display turns on to the normal intensity About 2 or 3 seconds or 3 seconds Key Function Page Key Function Page VFO MPV VFO reset 37 BAND SEL VHF band VFO reset 37 MR M Master Memory Reset 37 BAND SEL U UHF band VFO reset 37 Enables disables ALL LOCK MHz LOCK Microprocessor Squelch control if no lock 50 is activated The PF key can be assigned to the F ENTER function for the 22 microphone only SHIFT DTSS DTSS code transmission time change 63 REV STEP Channel display ON OFF control 52 LOW DIM Time out Timer ON OFF control 34 C SEL External DTMF tone Remote Control 56 BAND SEL Signal Squelch ON OFF control 68 19 2 Display Panel A LOCK APO 5 MUTE TOT A B C 9 Ve oF 20
31. TONE T ALT key to turn off the CTCSS No transmitter output 1 Microphone jack is not plugged in 2 Poor antenna connection 1 Plug jack in 2 Connect antenna securely Weak signal cannot be received Poor antenna connection Connect antenna securely Display is dark 1 Power voltage is low 2 DIM had been set too dark 1 quem voltage for 13 8 VDC 15 2 Press the key and the LOW DIM key See page 48 No memory back up Backup battery voltage is low See Microprocessor memory backup page 37 The display does not change when the tuning control is rotated 1 The LOCK function is on 2 The ALL LOCK function is on 1 Press the F key then press the MHz LOCK key within 10 seconds 2 Hold down the MHz LOCK key switch the power on then perform step 1 again 74 Symptom Probable cause Corrective action DTSS or paging does not work through the repeater The repeater ID overlaps with data so the remote station cannot receive the code properly Release the PTT confirm that no ID is transmitted and then press PTT again DTSS or paging does not work The remote transceiver is in the battery save mode Press PTT again The S meter pointer stops midway and only strong signals can be received S meter squelch is set Cancel S meter squelch The receive tone breaks up The SQL control has been turned too far clockwise Select a channel in
32. allow the tuning control and microphone UP DWN keys to control the operating frequency Press and hold the key for longer than 1 second to initiate VFO scan 40 3 MHz LOCK This key is used to select a 1 MHz tuning step This control is used to select the desired transmit receive frequency MHz step _ 4 Tuning control Memory Channel Frequency Step Tone Frequency Scan Direction etc 5 CALL Press this key to activate the call channel function Pressing the key for longer than 1 second will initiate CALL scan 42 6 F This key is used in conjunction with other front panel keys to reconfigure the 2 transceiver Selects the desired transmitter offset for repeater operation Each time the key is 7 SHIFT DTSS depressed the offset will shift once i e F to or to Simplex 44 to for European versions j 15 a V soto Function Page 8 TONE T ALT Pressing this key selects the desired tone signalling mode CTCSS OFF 45 60 This key is used to reverse the transmit receive frequencies during repeater 9 REV STEP operations This key will not function in the simplex mode 44 10 MUTE ABC This key is used to lower the receiver audio level by 20dB during transmit 32 This key is used to select the band you wish to control with the front panel switches etc without affecting the transmit band selection Use the BAND 11 C SEL SELECT keys to selec
33. annels you want for each band by turning the tuning control You will be able to select the Odd Split memory allocation in steps of 5 5 Press the MR key A second set of numbers will appear in the display This second set up numbers is used to select the way the total number of memory channels is divided between the two bands For example we might have selected 5 Odd split memories per band in step 4 This would mean that we have 60 total memory channels available The second set of numbers in the display would be 30 for VHF and 30 for UHF Total channel number o Turn the main tuning control The numbers in the total column of the display will increase decrease Turning the control will cause one band allocation to increase and the other band to decrease by an equal amount You might select 28 for one band for example The other band will change to 32 maintaining the total at 60 36 The minimum number of channels you can select for a particular band will never be less that the number of Odd Split memory channels you have selected in step 4 Using the example above we could not select less than 5 memory channels for either band Once the desired values have been reached you should press the MR key to store the data into memory and return to the normal frequency display N The only exception to the 5 channel step size is when you have selected the maximum number of Odd Split channels Steps 5 6 and 7 will enable you
34. ation Modes This section provides detailed information on several tone signalling modes e CTCSS e DTSS PAGING TONE ALERT System SECTION 4 Useful information This section provides general information Maintenance In case of difficulty Optional Accessories CONTENTS BEFORE OPERATION 222 so 3 MANUAL ORGANIZATION 5 ACCESSORIES 6 eee ees ses 9 SECTION 1 Basic transmit receive and memory operation E FRONT PANEL KEYS CONTROLS RECEIVER OPERATION AND LABELING 2 imp orpits 10 TRANSMITTER OPERATION INSTALLATION INSTRUCTIONS MEMORY BASICS 1 Mobile Installations 12 1 Storing Information into Memory 1 1 Mounting Bracket 12 1 1 Repeater Offset 1 2 Battery Connections 12 Simplex Channel Entry 2 Fixed 13 Split Memory Channel X Antenna 14 5 mamma eo is 14 2 Memory Channel Recall OPERATING CONTROLS 1 Fr ntPanel gt 22 15 2 Display Panel ees 20 3 Rear Panel and Side Case 21 A RED DIS tig 21 5 Mieroplione erue ai 22 CONTENTS SECTION 2 Mastering the TM 732A E ADVANCED RECEIVE FUNCTIONS 1 Simultaneous Reception of Two Signal inthe Same Band 31 2 A B C Automatic Band Change 31 SMUTTE nare a OI ge e ente 32 4 Separating RX Audi
35. cy step 12 5kHz 25kHz E M type only 88 5Hz Tone frequency 88 5Hz 1750Hz type only 4 Memory Contents Each Memory channel is capable of storing the following information Normal Odd Split channel channel RX Frequency TX Frequency NA e Tone CTCSS Frequency With the optional CTCSS unit TSU 7 O Tone CTCSS status Frequency step Q O Shift status Q NA REV status Q NA DTSS code DTSS status 3 C X Can be stored in Memory NA Cannot be stored in Memory When a separate TX frequency is entered in a memory the shift state and reverse on off programming is removed from the memory 37 5 RESET 5 1 Memory Reset All user programmed data will be reset to factory defaults 1 Turn the Power switch off 2 Press and hold the MR key and turn on the POWER switch Hold the key down until all the LCD indicators light 3 Release the MR key 5 2 VFO Reset The microprocessor s VFO memory excludes memory channels CALL channel and paging memory channel will be reset to factory defaults 1 Turn the Power switch off 2 Press and hold the VFO key and turn on the POWER switch Hold the key doen until the normal display appeas Aproximately 1 second 3 Release the VFO key CO VFO reset of one band only Reset all data except the call channel memory channel paging code and functions such as LOCK BEEP common to the other bands 1 Turn the POWER switch off 2
36. ected 20 kHz step size If you were to change the step size to 12 5 kHz the display would then read 439 925 MHz 51 8 Beep Tone Frequencies Reprogramming the function of the microphone PF key 1 Turn the POWER switch OFF 2 Press and hold the F key and the TONE key then turn the POWER switch ON 3 Release the F key and the TONE key Operation The chart below lists the tone frequency assigned to the various display characters O s23248H 5 880 000Hz 1 587 328Hz D 6 987 770Hz B 2 659 248Hz E 7 1046 496Hz C 3 eoB464Hz F 8 t174 656Hz D 4 783 984Hz G 9 1318 496Hz E Pressing the microphone PF key while a frequency is displayed will cause the radio transmit a series of tones that correspond to the display frequency 52 9 Channelized Frequency Display The frequency display can be changed to display channel numbers instead of the operating frequency This function makes use of the data you have stored in memory for this function Channel 1 is memory channel 1 Channel 2 is memory channel 2 etc 1 Turn the POWER switch off 2 Press and hold down the REV key then press the POWER switch Channel number are displayed for both bands and the U indicator lights for the UHF band 3 The channel number can be changed with the tuning control or microphone UP DWN key when the BAND SEL key for the desired band is pressed To return to the normal frequency display per
37. ed if the repeater is identifying If this should occur you should press the PTT switch again and retransmit the DTSS or PAGING cord There are two recommended methords of compensating for this situation 1 Press the PTT switch for a few seconds send the DTSS or PAGING cord release the PTT switch then press the PTT switch again and resend the appropriate cord 2 Proper DTSS or PAGING operation will occur if you ensure the battery saver circuit is disabled whenever you intend to operate using eithr the DTSS or PAGING modes 2 3 DTSS Code Selection Change the DTSS code using the same procedure 1 Press the BAND SEL key to select the desired band 2 Press the F key The F indicator lights 3 Press the SHIFT DTSS key while the F indicator is on 10 seconds This will cause the display to shift as shown is the diagram below Continue pressing the SHIFT DTSS key until the DT indicator appears in the display 2 55 PAGING ON all channel gt inus operation ON idisplay ON 0 5 2 2 DTSS Code DTSS codes from 000 through 999 can be selected from the VFO mode and stored in memory channels and the CALL channel The initial DTSS Code selection is 000 4 Press the F key for longer than 1 second and then press the SHIFT DTSS key The display will change to the DTSS code entry mode See example below The digit just to the left of the
38. el the lockout select the desired memory channel as described in steps 1 2 3 and 4 above indicator should appear to the left of the memory channel number Press the F key for longer than 1 second and then press the MR key The indicator should turn off 43 REPEATER OPERATION 1 Transmitter Offset All amateur radio repeaters use a separate receive and transmit frequency The receive frequency may be above or below the transmit frequency The configuration of most repeaters fall into one of the categories listed below band band 600 kHz 5 MHz 1 6 MHz 600 kHz 5 MHz 1 6 MHz 7 6 MHz Offset Direction To select the desired transmitter offset direction press the SHIFT key Each time you press the key the transceiver advances from one direction to the other i e to to with European versions to no offset simplex Automatic Offset U S A and Canada versions The TM 732A has been programmed according to the standard ARRL Amateur Radio Relay League Band Plan with regard to transmitter offset direction See the accompanying chart for additional information about this programming You can of course override this by using the SHIFT key if desired 145 1 145 5 146 0 146 4 146 6 147 0 147 4 147 6 148 0 si isi si si I s S simplex 2 Reverse Function Some repeaters use a Reverse Pair i e the transmit recei
39. ency The indicator flashes when scanning 3 Rear Panel and Side Case VHF UHF except U S A CANADA version band antenna UHF band antenna U S A CANADA version only ANTENNA connector Attach an antenna with a low SWR and impedance of 50 ohms 2 13 8 VDC power input connector Connect the supplied DC power cable to this connector Pay close attention to the polarity Red is positive and black is negative Fuse holder Contains a15A fuse Do not use a larger fuse as damage might result to the transceiver External speaker jack SP 1 When an external speaker is connected to this jack receiver audio will be heard from the internal and external speaker You can specific which bands receiver audio is applied to the external speaker See page 32 for additional information on this feature 8 External speaker jack SP 2 The speaker should have an impedance of 8 ohms The internal speaker is disabled when the external speaker is attached to this jack Release button Press this button to release the panel 4 LED Display On when the top display band can be controlled On when the lower display band can be controlled 21 5 Microphone U S A and Canada only UP DWN switches These switches can be used to increase or decrease the VFO frequency the Memory channel number and the Tone frequency etc PTT Push to Talk switch The transceiver will transmit whenever this switch is depressed Scan
40. ewer the number of available normal memory channels and vice versa The maximum number of normal memory channels available varies from a high of 64 no Odd Split memory channels to zero when the set has been programmed for a total of 50 Odd Split memory channels The chart below lists the relationship of normal to Odd Split memory channels Number of Odd Total number of Number of Maximum number Split channels Odd Split normal channels of memory channels per band channels available available available Split between the UHF and VHF bands 0 64 64 5 10 50 60 10 20 38 58 15 30 26 56 20 40 14 54 25 50 0 50 Reconfiguring Memory The factory default for memory allocations is shown in the chart below Factory Default VHF BAND UHF BAND Number of Odd Split Memories 25 25 Number of Normal Memories 0 0 The factory default allows the maximum number of Odd Split memory channels Most users will want to reconfigure the memory allocation to more closely match their own operating requirements Function selection 1 Press the VFO key 2 Turn the POWER switch OFF 3 Press and hold the F and the MR keys and then turn on the POWER switch The current split channel memory allocation will be displayed The chart at the beginning of this section shows that by selecting different Split memory allocations you can determine the number of normal channels that will be available 35 4 Set the maximum number of split memory ch
41. fication is made Information to the digital device user required by the FCC 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 accordance 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 into an outlet circuit different from that to which the receiver is connected Consult the dealer for technical assistance WARNING BEFORE OPERATION TO PREVENT ELECTRIC SHOCK FIRE AND OTHER INJURY PLEASE NOTE THE FOLLOWING The power requirement is 13 8 VDC Do not place this unit where it will be exposed to direct Never attempt connection to a 24 VDC source sunlight or close to heating appliances If an abnormal odor
42. form steps 1 and 2 again Functions that operate when using the channel number display Press the F key for longer than one second then press below the listed key Hold down the F key then press the below listed key VFO MP Scan restart condition setting REV STEP Automatic paging cancel MR M Memory channel lockout SHIFT DTSS DTSS code setting Paging code setting Hold down one of the following keys then switch the power on TONE T ALT Tone frequency selection SHIFT DTSS Delay time selection LOW DIM S meter squelch selection BAND SEL V Display on off Hold down the F key and one of the following keys then switch the power on BAND SEL U Display on off Press the key Press the key for longer than momentaly one second The bold function will be execuled MR M Memory scan MR M CALL Callscan CALL Press the F key then the SHIFT DTSS below listed a key within 10 seconds TONE T ALT MHz LOCK Key lock REV STEP f SHIFT DTSS DTSS paging MUTE ABC setting LOW DIM MUTE ABC Automatic band change setting C SEL LOW DIM Illumination BAND SEL V brightness BAND SEL U selection Tuning control C SEL Receive two signals on the same band at the same time SHIFT DTSS Tone alert selection LOW DIM The illumination can be made brighter by one step 53 10 Pushbutton Control Using the DTMF Microphone This transceiver can be controlled by the DTMF tones generated by the DTMF
43. h an other station 1 CTCSS Operation When the CTCSS function has been activated the radio will not open squelch until the proper tone is received This function is effective only when the optional TSU 7 is installed 1 1 Tone Frequency Selection The tone frequency can be set for each band 1 Press the BAND SEL key to select the desired band 2 Press and hold the F key for longer than one second The F indicator begins to flash 3 Press the TONE key while the F indicator is flashing 10 seconds tone frequency is displayed 4 Select the displaid tone frequency with the tuning control or microphone UP DOWN key To return to the normal frequency display press any front panel key or wait 10 seconds There are 38 possible tone frequencies Factory default 88 5 Hz CH CH CH CH no 49 No Hz H2 H2 1 67 0 6 82 5 97 4 16 114 8 2 71 9 7 85 4 12 100 0 17 118 8 3 74 4 8 88 5 13 103 5 18 123 0 4 77 0 9 91 5 107 2 19 127 3 gt 79 7 10 94 8 15 110 9 20 131 8 Hz p Hz ud Hz pos Hz 21 136 5 26 162 2 31 192 8 233 6 22 141 3 27 167 9 32 203 5 37 241 8 23 146 2 28 173 8 33 210 7 38 250 3 24 151 4 29 179 9 34 2181 1750 25 156 7 30 186 2 35 225 7 59 1 2 CTCSS Setting 1 Press the BAND SEL key to select the desired band 2 Press the TONE key repeatedly until the CT indicator lights in the display The indicator will alternate between T for transmit encode tone only
44. he microphone 7 key 2 Select the desired volume with the microphone UP DWN key Operation Example 3 Change the display lamp intensity 1 Press the microphone D key 2 Press the microphone 0 key 3 Adjust the brigtness with the and keys 55 1 Remote Control by External Signal This transceiver can be controlled by another transceiver that can transmit DTMF signals 1 See DTSS code selection on pages 61 and 62 and set the DTSS code This code is used asa control password to prevent unauthorized changes 2 Cancel the DTSS mode 3 Specify the band to be controlled and the frequency for receiving the external control signals The control select LED lights for the controlled band Example The band to be controlled is the VHF band and the frequency for receiving external control signals is 438 640 MHz 145020 8640 4 Turn the POWER switch off 5 Hold down the C SEL key then press the POWER switch The DT and S amp RF indicators flash The transceiver now waits for an external control signal The transceiver is locked and does not accept any front panel key input when operating in this mode 6 Set the frequency of the remote transceiver that can output DTMF signals in the 430MHz band to 438 640 MHz 7 The remote transceiver should be placed in transmit and the operator should send A followed by the correct DTSS code then This will cause the DT indicator on the display t
45. illumination intensity MUTE This key is used to reduce the received audio level of one band when you are transmitting on the other ABC Automatic Band Change Used in conjunction with the F key to activate the ABC function See page 31 for additional information on this function CALL Call channel When this key is pressed the call channel is selected F Function This key is used in conjunction with other front panel keys to reconfigure the transceiver See the charts on pages 15 19 for additional information on the various configurations SHIFT Selects the desired transmitter offset for repeater operation DTSS Dual Tone Squelch System Used in conjunction with the F key to activate the DTSS system See page 61 for additional information on this function TONE This key is used to activate the sub audible tone encoder T ALT Tone Alert Used in conjunction with the F key to activate the Tone Alert function See page 71 for additional information on this function REV Reverse This key is used to reverse the transmit receive frequencies during repeater operation This key does not function in the simplex mode STEP Used in conjunction with the F key to program the tuning step size 11 INSTALLATION INSTRUCTIONS 1 Mobile Installations 1 1 Mounting Bracket Notes When installing the transceiver consider ease of operation and safety when selecting the location for the m
46. iver is capable of performing program as described in step 6 9 this task automatically once a call has been received and you begin transmitting Function selection Press and hold the F key and then press the REV key OIG This completes the programming of the code selection For paging to work you must still program the radio to custom for the codes 12 Select code P1 to P5 of the other station with the tuning knob then press a key other than SHIFT DTSS The frequency display returns and the selected remote station code P1 to P5 lights Paging is now available 1 If you do want to use paging press the F key then press the SHIFT DTSS key while the F indicator is on 10 seconds 67 3 4 Code Lockout Codes are locked out only for receive during the Paging Mode It is possible to temporarily disable Paging Code Memories 1 2 3 4 and 5 during receive This will allow you to more closely control which individuals or groups can open your squelch at any given time Paging Code Memories and A cannot be locked out Locking out a particular code for receive will not prevent the code from being transmitted should you select that particular Code Memory Code Lockout 1 Perform steps 1 to 4 on page 66 2 Select the Paging Code Memory Channel number you wish to lock out by using the tuning control or the microphone UP DWN key 3 Press the MR M key will appear to the left of the Paging Code
47. memory channels The chart below lists the relationship of normal to Odd Split memory channels Number of Odd Total number of Number of Maximum number Split channels Odd Split normal channels of memory channels per band channels available available available Split between the UHF and VHF bands 0 64 64 10 50 60 10 20 38 58 15 30 26 56 20 40 14 54 25 50 0 50 Reconfiguring Memory The factory default for memory allocations is shown in the chart below Factory Default VHF BAND UHF BAND Number of Odd Split Memories 25 25 Number of Normal Memories 0 0 The factory default allows the maximum number of Odd Split memory channels Most users will want to reconfigure the memory allocation to more closely match their own operating requirements Function selection 1 Press the VFO key 2 Turn the POWER switch OFF 3 Press and hold the F and the MR keys and then turn on the POWER switch The current split channel memory allocation will be displayed The chart at the beginning of this section shows that by selecting different Split memory allocations you can determine the number of normal channels that will be available 35 4 Autopatch Operations U S A version only Some repeaters offer a service known as autopatch This feature allows you to dial a telephone number from your transceiver and carry out a telephone conversion much like a car telephone or cellular telephone This function requires the use of a DTMF Dual
48. ments with all members of the group net so that all interested parties know which DTMF code will be used for individual group calls and that everyone knows who uses which individual code Since the paging system makes use of a 3 digit code 000 thru 999 you could have a very large group and still have extra code groups available The paging function permits the 3 digit code of the calling station to be displayed in the display to allow easy identification of the calling station Simplified operating procedure Set your individual DTMF code Select the desired operating frequency Enter the paging mode Y Y A call other stations To listen for a call Select the DTMF wait for the squelch code for the distant to open station 2 Transmit 3 Make the QSO 3 1 Paging Code Memories Seven different paging code memories have been priovided Paging Code Memory No Usage PA Stores your own station code Automatically stores the calling station s code during PO receive Can be used to temporarily store the code for the station to be called PI PS Stores group codes and the codes of other stations 65 3 2 Code Selection First you must program your Individual Code into Memory PA for each band 2 3 5 Press the BAND SEL key to select the band to be operated Press the F key Press the SHIFT DTSS key while the F indicator is on 10 seconds This will cause the display to shift as sh
49. microphone The MC 45DM microphone is optional in some market areas Function selection Hold down the F key then press the C SEL key The S RF indicator flashes Operation 1 Connect the DTMF microphone 2 The functions that can be controlled by the microphone and the associated key are listed in the accompanying chart To cancel DTMF microphone control press and hold the F key and then press the C SEL key 54 MC 45DM key F key operation key Key operation key 1 Same as SHIFT on the transceiver Bell sound selection 2 Same as TONE on the transceiver Tone frequency selection 3 Same as REV on the transceiver Shift selection 4 Same as MHz on the transceiver 5 Monitor key Microphone key lock setting 6 Indicate frequency by tone Microphone key lock cancel 7 VOL UP DWN ON OFF 22 8 Change between UxU and VxV 9 SQL UP DWN ON OFF 0 Same as LOW the transceiver Change the illumination brightness A Enter key Same C SEL the transceiver Speaker change Same as MUTE on the transceiver D Same as F on the transceiver F key operation off x DOWN key DOWN key UP key UP key Operation Example 1 Change transmitter power output with the DTMF Microphone 1 Press the microphone 0 key Each time the 0 key is pressed transmit power output changes from high to mediumto low and back to high Operation Example 2 Change the volume with the DTMF Microphone 1 Press t
50. n press the C SEL key to select the other band 4 To turn the REPEATER CROSS BAND function on or off press the F key for longer than one second and then press the MUTE ABC key Three dots will light in the display Fixed Band Repeat Mode This is a one way repeat operation One band is dedicated to transmit and the other band is dedicated to receive 1 Repeat the steps listed above but do not press the C SEL key The band dedicated to transmit is selected with the BAND SEL key OIG Notes 1 Combinations of SHIFT and CTCSS can be used in the Repeater Cross Band mode DTSS and PAGING will not work in this mode 2 You must select Cross Band Repeat or Fixed Band Repeat before using Remote Control function CAUTION This equipment can be extremely susceptible to lightening strike damage or intermodulation distortion if it is operated on mountain top locations Hang Time Selection The amount of time that the transceiver will remain keyed after the incoming signal has dropped out is known as the Hang time This prevents the repeater function from returning to receive on momentary signal dropouts The factory default is 500ms You can turn the function OFF using the following procedure First make sure the radio in the repeater mode Press and hold the F key for longer than one second then within 10 seconds press the CALL key To switch back to 500 ms repeat this procedure Communicating wit
51. n the frequency display Press and hold the F key then press the SHIFT key BO a To cancel the programmable VFO function for each band switch the power off hold down the VFO key and the VOL control for that band then switch the power on To cancel the programmable VFO function for both bands switch the power off and hold down the VFO key and switch the power on 7 Frequency Step Selection To select the desired tuning or scan step size use the following procedure 1 Press the BAND SEL key to select the desired band 2 Press the F key momentarily The F indicator should light on the display 3 Press the REV STEP key within 10 seconds of pressing the F key The current frequency step size will be displayed 4 Rotate the Tuning control or press the microphone UP DWN keys until the desired tuning step size appears in the display 5 To complete the programming of the step size you can press any front panel key or simply wait 10 seconds and the microprocessor will automatically return to the normal frequency display The chart below illustrates the way the displayed frequency will change when you change from one step size to another 5 10 15 20 to 12 5 25 12 5 25 to 5 10 15 20 0 5 10 15 0 0 0 20 25 30 35 25 12 5 10 40 45 50 55 50 25 20 60 65 70 75 37 5 30 80 85 90 95 75 50 50 For example 62 5 60 Assume you are presently displaying a 75 70 frequency of 439 920 MHz and had 87 5 80 previously sel
52. n the incoming signal drops out the PTT function will return to the previously selected position 31 3 MUTE When a signal is received on the transmit band the receiver volume for the other band is reduced automatically to make the incoming signal easy to hear This function is called muting To select this function press the MUTE ABC key TheMUTE indicator will appear in the display When a signal is received on the transmit band the PTT indicator lights and the volume for the other band is reduced to 1 10 When two external speakers are connected to one SP1 and another to SP2 To cancel Press the MUTE ABC key again 4 Separating RX Audio Signals Receive audio signals can be separated by connecting an external speaker option When a single external speaker is connected to the SP1 jack Normally the audio is distributed as shown in the diagram below This combination can be reversed Press the F key for longer than one second then press the C SEL key while the F indicator is flashing 32 When an external speaker is connected only to SP2 the internal speaker is turned off and the receive audio for both bands is output from SP2 The SP 50B or SP 41 are recommended for those connections 5 Microprocessor Squelch Control Squelch operation may be controlled by the microprocessor to automatically select the threshold point without operating the SQL control When this function is selected you do not need t
53. nd Scan Press the BAND SEL key to select the desired band Adjust the SQL control of the band to the threshold point Hold down the VFO key for longer than 1 second for the VFO mode The MHz indicator will begin blinking and scan will begin Scan will begin in an upwards direction You can reverse the direction of scan by turning the Tuning control or pressing the microphone UP DWN keys The tuning step size depends upon the current Frequency Step selection Scan will stop on a busy channel i e a station that is strong enough to open the squelch and turn on the BUSY indicator Press the microphone PTT switch or any other key Scan will then stop You can scan both bands at the same time by repeating step 1 to 6 for the other band Scan will Stop only on the band s that receive a signal The other band s will continue to scan 2 Programmable Band Scan The lower and upper frequency limits are set in advance for each band Lower and the Upper Scan Limit Entry 1 Hold down the F key then press the MHz key L appears on the memory channel display 2 Select the lower frequency limit with the tuning control then press the MR key U appears on the memory channel display 3 Select the upper frequency limit with the tuning control then press the MR key To display the upper and lower frequency limit 1 Hold down the F key then press the VFO key The lower frequency limit is displayed 2 Turn the
54. ndicator appears The Paging mode should be active on the other transceiver also 3 Press the F key for longer than 1 second and press the SHIFT DTSS key The Paging Mode Memory Channel Indicator will begin flashing 4 Select the desired Paging Code Memory Channel with the tuning control or microphone UP DWN key 5 Press any key except the SHIFT DTSS key to return to the frequency display 6 Press the PTT switch The selected transmit code will be transmitted along with your station ID code the one stored in PA Notes If the remote transceiver is in the battery save mode the code may not be received To be sure the code is received transmit it for several seconds release the PTT key and transmit again 69 3 7 Paging Code Monitoring 1 Select the desired operating frequency 2 Press the DTSS key until the Paging Mode indicator appears in the display 3 When the proper code is received your squelch will open and you will hear an alert tone sequence coming from the speaker The display will indicate the individual or group code of the calling station Stand by with group code Stand by with individual code If the calling station transmits your individual call the display will show Paging Mode Memory Channel 0 and will display the ID code of the calling station Example Frequency 145 660 MHz calling station ID code is 144 OL 0000 Zero is displayed to indicate your station is being called 70
55. nnel number The F and memory channel indicators and the and indicators disappear then the and indicators light again and the transmit frequency setting mode is entered 6 Select the desired transmit frequency For example 145 620MHz 30 7 Press the MR key To confirm the contents of the odd split memory channel Press the MR key The programmed receiver frequency should appear in the display along with both a and offset direction indicator This signals you that this channel has an odd split entered To check the transmit frequency press the REV key The transmit frequency will appear in the display 2 Memory Channel Recall 1 Press the MR key to select the memory mode The memory channel that was used previously will appear in the display Rotate the Tuning control or press the microphone UP DWN keys to select the desired memory channel Note All memory channel data except the frequency can be changed from the memory recall mode with out affecting the actual memory contents If you wish to store the modified data into memory you should press the F key momentarily and then the MR M key SECTION 2 Mastering the TM 732A E ADVANCED RESEIVE FUNCTIONS 1 Simultaneous Reception of Two Signal in the Same Band This transceiver has been factory programmed to receive one VHF signal and one UHF signal at the same time It is also possible to receive two signals
56. o Signals 32 5 Microprocessor Squelch Control 32 6 S Meter Squelch Control 33 ADVANCED TRANSMIT FUNCTIONS 1 Time Out 34 2 Locking the Transmit Band 34 3 Transmit Frequency Selection during Simultaneous In band Reception 34 MEMORY 1 Memory Capabilities 35 2 Microprocessor Memory Back up 37 3 Microprocessor Defaults 37 4 Memory Contents 37 5 RESET 5 1 Memory Reset 38 5 2 VEO BeSet is ioo eae IET 38 6 Rewriting Call Channel Data 38 7 Changing Data Stored in Memory 39 8 Memory Shift 39 5 1 ulace 0022 8 40 2 Programmable Band Scan 41 Memory Channel 5 41 ACAL SEIN ois eng ck HI RTS 42 S MHZ SCAR cc ech 9 a cor aD RS 42 6 Hold Resume Programming 42 Memory Channel Lockout 43 REPEATER OPERATION 1 Transmitter Offset 44 2 Reverse Function 44 Tone Operation 45 4 Autopatch Operations 46 U S A version only 5 Memory 47 OTHER USEFUL FUNCTIONS 1 Dimmer DIM 48 2 Beep Tone Level Adjustment 48 3 Clearing the Unused Band Display 49 4 Automatic Power Off APO 49 SKOV LOCKS Fa cies Y 50 6 Programmable VFO Tuning Limits 51 7 Frequency Step
57. o adjust the SQL control This function can be set for each band 1 Turn the POWER switch off 2 Hold down the MHz key then press the POWER switch 3 Press the BAND SEL key for the band in which the function is to be set 4 Hold down the F key then press the LOW key To cancel squelch microprocessor control switch the power off and perform step 2 6 S Meter Squelch Control The normal method of opening squelch on a receiver is by detecting the noise level on the signal This method is good but does not allow precise threshold control By changing to S Meter squelch control you can set the squelch threshold so that it does not open until a specific S Meter reading is obtained Function Selection This function can be selected for both bands if desired 1 Press the VOL control on the band that you want to set 2 Press the F key for longer than 1 second the F indicator will begin to flash in the display Then press the LOW key while the F indicator is flashing 3 When the SQL control is rotated the S Meter indicators will light up in the display The Squelch control can be turned until the S Meter indicates the minimum S Meter level that will have to be obtained before squelch will open Signals below this level will not open squelch To return to noise activated squelch repeat step number 2 The amount of time it takes for the squelch to close again in the S Meter squelch mode is determined by a time delay
58. o turn off The radio is now ready to accept the external control signal 8 The following functions may be controlled by the remote station DTMF key Control function 1 Enables the T ALT function Enables the tone Enables the tone squelch Disables the T ALT function Disables the tone Disables the tone squelch Call channel VFO mode Memory channel Switch transmission output gt o o oj NI ojaa wN The enter mode is set and the frequency can be set with keys 0 to 9 w Tone frequency selection mode DTMF key Control function Toturn Repeater Cross Band on D To turn the Repeater Cross Band off Same as DOWN key Same as UP key 9 The remote operator should terminate the control function by sending A This will turn the DT indicator back on and allow the radio to resume normal operation CAUTION It is illegal to transmit control codes on the 2 m band You can only transmit the control codes on the 70 cm band U S A version only Examples O Set the frequency to 145 320 MHz Enter 4 K P type only 5 3 2770 with the DTMF keys O Select to memory channel mode Press DTMF key 9 The transceiver enters the memory channel mode Select a memory channel by pressing the DTMF key same as the UP key and same as the DOWN key O Select the tone frequency Press key A then press the approprateCH NO key as given in the table
59. ontrols etc The LED lights Pressing the lower BAND SEL key 1 permits control of the 70 cm band with 1 the various front panel controls etc 3 Turning the upper VOL control in a clockwise direction will permit a signal or noise to be heard from the speaker Adjust the VOL control to a comfortable level 4 Rotate the tuning control and select an open frequency no signal is present When the tuning control is rotated in a clockwise direction the frequency increases rotating the control counterclockwise decreases the frequency 25 5 Rotate the SQL control clockwise until the noise just disappears The upper control is the squelch knob for the band The lower control is the squelch knob for UHF 6 Select the desired operating frequency 145 020MHz using the microphone or tuning control When a signal is received the S meter will deflect and the BUSY indicator will turn on UHF band Pressing the lower BAND SEL key permits control of the 70 cm band with the various front panel controls etc Operation is similar to the 2 Meter band operations described above Squelch Basics The positioning of the squelch control will affect the receiver performance The chart below summarizes the characteristics of the squelch control settings Squelch Control Position Advantages Disadvantages Constant background Allows weak signal Constant noise can be noise reception fatiguing over extended li
60. operations may be canceled by pressing this switch without transmitting LOCK This key will deactivate all functions of the microphone except the PTT function and DTMF keypad 16 Tone keypad These buttons are used to activate the encoder 22 amp PF Programmable Function key This key has been preset at the factory to perform the BAND SEL function It can be reprogrammed to perform any of the functions described on page 23 Two additional functions can be assigned that are not available on the front panel of the radio These are the MONITOR and ENTER functions The MONITOR function allows you to check for a clear frequency before transmitting regardless of the Squelch mode that has been selected The ENTER function allows you to directly enter the desired operating frequency using the DTMF keys on the DTMF Microphone MONITOR programming Press and hold the F key on the front panel as you turn on the power key ENTER programming 1 Turn the POWER switch OFF 2 Press and hold the F key and the VFO key while you turn the power switch ON Example Select a frequency of 145 640 MHz 4 Press the upper BAND SEL key on the transceiver to select the VHF band 2 Press the DTMF Microphone PF key The VHF frequency display will show 1 14 except U S A CANADA version 3 Press the 4 5 6 4 O keys on the DTMF keypad in Sequence NOTES f gi If no key is pressed wi
61. ounting bracket Install the bracket securely so that it will not come off due to vibration 1 2 Battery Connections Connect the power cable directly to the battery terminals Use of the cigarette lighter socket will lead to poor connection and will result in poor performance Pay close attention to the polarity of the cables when connecting them to the battery Install the bracket using the supplied flat washers and self tapping screws 4 pcs each Attach the transceiver loosely using the SEMS screws 4 pcs Adjust the viewing angle of the bracket to the desired position Hold the transceiver in place and tighten the 4 SEMS screws using the supplied wrench gt N Flat washer 1 E Tapping screw screw Cautions 1 Before installing the power cable be sure to remove the negative lead from the battery for safety 2 After installation and wiring be sure to double check for correct installation before reconnecting the negative lead to the battery terminal 3 If the fuse opens be sure to check that each conductor has not been damaged by short circuiting etc Then replace with a new fuse of the same rating 4 After completing the wiring wrap the fuse holder with heat resistant tape to protect against heat and moisture 5 Do not remove the fuse even if the power cable is too long Caution Leave enough space around the fan on the rear panel for good ventilation 12 2 Fi
62. own in the diagram below Continue pressing the SHIFT DTSS key until the P indicator appears in the display OFF DTSS ON Paging ON Press the F key for longer than 1 second A beep will sound and the F indicator will begin flashing While the F indicator is flashing press the SHIFT DTSS key The display will change to the Paging Code Memory Channel Selection mode and the Paging Code Memory Channel indicator will begin flashing Select PA your Individual Code with the tuning control 66 Press the SHIFT DTSS key to complete the Paging Code Memory Channel Selection and enter the Paging Code Selection mode The first digit to the right of the large will begin flashing Rotate the tuning control press the microphone UP DWN switches or press the appropriate key on the microphone keypad to select the first digit of the Paging code Press the SHIFT DTSS key to enter this digit into memory The middle digit will then begin flashing Repeat steps 7 and 8 to complete the programming of this particular paging code After you enter the final digit of the code the display will return the Paging Code Selection mode Select the individual code of the other station 3 3 Automatic Page Cancelling 10 Select P1 to P5 with the tuning control 4 It is desirable to cancel the page function after your 11 Select the next Paging Code Memory you wish to QSO begins This transce
63. readable Please list Model and serial number The problem you are having Please give sufficient detail to diagnose Information such as other equipment in the station meter readings and anything else you feel might be useful in attempting diagnosis CAUTION Do not pack the equipment in crushed newspapers for shipment Extensive damage may result during shipment NOTES 1 Record the date of purchase serial number and dealer from whom purchased 2 For your own information retain a written record of any maintenance performed on the unit 3 When claiming warranty service please include a photocopy of the bill of sale or other proof of purchase showing the date of sale must accompany the transceiver 73 2 IN CASE OF DIFICULTY The problems described in this table are failures caused in general by improper operation or connection of the transceiver not by defective components Examine and check according to the following table Symptom Probable cause Corrective action Indicators do not light and no receiver noise is heard when the POWER switch is turned on 1 Bad power cable or connections 2 Blown power supply fuse 1 Check cables and connections 2 Check for the cause of the blown fuse and replace the fuse No sound from the speaker No signal can be received Squelch is closed With the TSU 7 CTCSS is operating the SQL control counterclockwise Press the
64. ress the wrong key press the microphone VFO key and start over 3 After the number has been entered press the microphone PF key eThe idisplay changes to P 3 020 4 Press a numeric key from 0 to 9 for the memory channel that you want the number to be stored in 5 To cancel the setting press PTT Tocheck the memory contents before transmission 1 Press and hold down the F and CALL keys then switch the power on 2 Press the microphone MR key 3 Press the numeric key 0 to 9 that corresponds to the DTMF memory channel that ypu want to checked The numbers stored in memory are displayed sequentially in the frequency display while the DTMF tones sound 4 After the number has been displayed the radio will return to the position shown in the diagram at the left To cancel the setting press PTT Transmitting memory contents 1 Press the BAND SEL key to select the desired band 2 Select the transmit frequency with the tuning control or the microphone UP or DWN key 3 Press and hold the PTT switch then press the microphone PF key The P indicator lights and the receive mode returns automatically Release the PTT key 4 Select the desired DTMF memory channel number with the numeric keypad 0 to 9 The transmit mode is entered and the DTMF memory channel contents are transmitted When transmission ends the receive mode returns automatically 47 USEFUL
65. ront panel 2 Hold the left side of the front panel and slowly pull the panel forward Remove the connector cover on the chassis side Disconnect the connector and pull the cord out Remove the connector cover on the front panel side Remove the connector and pull the cord out Install the panel separation kit Fit the cord grommet into the groove Reinstall the connector covers on the front panel and chassis 7T TRANSCEIVER e Cover p j 1 ri 0 Microphone gmo L om T3 Panel Cable 4m Microphone Cable 2m PG 4L DC Cable 6m Speaker Cable 5m Panel Cable 7m Microphone Cable 5m BRACKET Loosen the bracket screws and put the two plates at right angles Attach the front panel unit to the bracket using the three supplied screws Install the bracket using the supplied flat washers and screws Self Tapping Screw Front panel 64x16 Flat Washer Screws Self Tapping Screw 93 6 Installation Using Velcro Fastener NOTE The bracket may come off due to vibration or shock when installed using Velcro Install the assembly ina safe position near the console or storage compart ment indicated by the lines to ensure safety Peel the backing on the supplied Velcro tape and attach it to the back of the front panel unit Securely install the front panel in a stable position 5 SPECIFICATIONS NOTES 1 Circuit and ratings are subject to change without notice due to developments in
66. ssing the lower BAND SEL key permits control of the 70 cm band 1 with the various front panel controls 27 5 Press the microphone PTT bar and speak into the microphone The recommended distance to the microphone is 5 cm 2 inches The ON AIR indicator will light in the display and the meter will indicate the relative power output eal If the selected receiver frequency of the other band is times your transmit frequency the third harmonic you might hear yourself transmitting 6 Release the PTT switch to return to receive The ON AIR indicator should go out and the RF meter should return to zero Simultaneous reception on the other band is possible during transmit Note Talking closer to the microphone might result in over deviation of your transmit signal which might be reported as a loss of clarity or as an excessively wide transmit signal Talking too far away might result in reports of weak audio Notes 1 Before starting to transmit you should confirm that the frequency is open 2 If you anticipate a long key down period such as might occur with RTTY PACKET SSTV etc you should reduce the output power Transmitting for long periods at full power might result in overheating and possible equipment failure 3 Some receiver transmitter frequency combinations might cause a reduction in the receiver sensitivity 28 MEMORY BASICS 1 Storing Information into Memory
67. st be present for approximately 1 second in order for the T ALT to function properly If the DTSS function is used in conjunction with the Tone Alert function Tone Alert is activated only when the same DTSS signal is received The tone alert function is not activated when CTCSS and DTSS signals are on 5 When a signal is present The T ALT indicator will flash The transceiver will beep for approximately 5 sec onds The time since the signal was received will be dis played The time display is updated by each new in coming signal HRs Minutes occurance indicator g Owen EN tet it 6 During time display the T ALT function can be re leased by pressing any front panel key 7 The T ALT function can be released by pressing the F key then the TONE T ALT key again NETS You can hear a transmission when the PF key is pressed while the Tone Alert function is activated with the microphone PF key set to the MONITOR switch MONITOR page 22 2 The automatic power off function works after 59 hours and 59 minutes plus one minute when it is used with the tone alert function 71 4 2 Alarm Sound Selection The transceiver provides three different Alarm sound 1 Press the BAND SEL key for the band to select the Alert tone 2 Turn the Power switch off 3 Press and hold the F key and the SHIFT key then turn the Power switch on The current Alert sound indicator will light Alert sound
68. stening periods Background noise Relatively weak Squelch is sometimes just disappears Signals can be heard opened by noise without constant background noise Control is advanced past the point where the background noise just disappears Noise does not tend to open the squelch Weak signals are not heard Voice signals sometimes are interrupted by the squelch circuit action See page 32 for details on microprocessor controlled squelch 26 TRANSMITTER OPERATION The following example will prepare the transceiver to transmit on a simplex frequency of 145 020 MHz 1 First turn on the the regulated DC power supply then 2 Press the upper BAND SEL key to select the 2 press the POWER key on the front of the Meter band transceiver 3 Select the desired transmit frequency using the A frequency will be displayed after a delay of approximately 1 A second The factory default for the 2 meter band is 144 000 and tuning control or the microphone UP DWN controls the default for 70c meters is 440 000 or 430 000 for some destinations Pressing the upper BAND SEL key permits control of the 2 Meter band The PTT indicator for the with the various front panel controls VHF band lights etc 4 Select the desired transmitter power output Pressing the LOW DIM key steps from high no indicator the display to medium M indicator appears in the display to low L indicator and back to high Pre
69. t the desired transmit band A green indicator will light to show which band will be controlled by the front panel controls These keys are used to select the desired transmit band They can also be used BAND SEL to select the control band When one of these keys is pressed the ND TOS n 2 12 indicator will flash in the selected frequency display as a visual indicator Press A green indicator will light to show which band will be controlled by the front panel controls 13 SQL controls controls are used to independently adjust the squelch threshold for each 14 VOL controls controls used to independently adjust the receiver audio level for each 15 LOW DIM This key is used to select the transmit output power level 27 16 POWER This key is used to turn the transceiver s power ON or OFF Basic functions performed with the F key w A m Press the F key momentarily and then within 10 Press and hold the F key for 1 second or longer then seconds press one of the following keys press one of the following keys Key Function Page Key Function Page VFO MPV Copy memory data into the VFO 39 VFO MP gt V Change Scan Hold Resume mode 42 MR M Write data into memory 29 30 MR M Memory channel lockout 43 Inhibit all keys except the PTT key and Turns the Automatic Power Off function MHz LOCK the F MHz key 50 MH2 LOCK on and off CALL Change call channel data 38 CALL Change
70. technology 2 Recommended duty cycle 1 minute Transmission 3 minutes Reception 144 MHz Band 440 MHz Band Fraquency angs U S A and Canada 144 148 438 450 MHz Other market 144 lt 148 430 7 440 G 732 144 146 430 440 N Antenna impedance 500 E Operating temperature 20 C 60 C 4 F 140 F Power requirements 13 8VDC 15 11 7 15 8 Ground Negative _ E oh Transmit mode Less than 11 5A Less than 10 04 Receiver mode Less than 1 2A Frequency stability 10 Dimensions WXHX D 141 X 42 X 175 mm Weight 11 kg T HI 50W 35W R Een MID 10W N LOW Approx 5W Modulation Reactance modulation Spurious radiation Less than 60dB T Maximum frequency deviation 5 kHz E Audio distortion at 60 modulation Less than 3 R Microphone impedance 6000 Circuitry Double conversion superheterodyne E Intermediate frequency tst 2nd 45 05MHz 455 kHz 58 525 2 455 kHz Sensitivity 12 dB SINAD Less than 0 164 V 10 E Selectivity 6 dB More than 12 kHz Selectivity 60dB Less than 24 kHz 3l V Squelch sensitivity Less than 0 1 gV 14 dB E Output 5 distortion More than 2 W 80 load 5 distortion R External speaker impedance 80 79
71. thin 10 seconds of pressing the PF key the operation will self cancel If the PF key is pressed while entering the frequency or any key other than the PF key or numeric keys is pressed the frequency display will revert to the frequency that was displayed before the PF key was depressed If an invalid number key is pressed during frequency entry such as 19X XXX the closest valid key value will be entered Using the previous example the radio would enter a 7 since this is the closest valid entry for the 10 MHz position If an invalid numeric key is pressed the value nearest to that number is entered CALL key VFO key MR key These keys function just like the CALL VFO and MR keys on the front panel of the radio See page 15 Reprogramming the function keys on the DTMF Microphone 1 Hold down the desired key and turn the transceivers power switch ON When the PF key is selected PF1 will appear in the display When the MR key is selected PF2 appears When the VFO key is selected appears and PF4 appears when the CALL key is selected 2 Pressing any valid control key sequence will cause that sequence to be assigned to the corresponding microphone key Basic functions performed by pressing a panel key Function performed when the F key is pressed and a panel key pressed within 10 seconds Function performed when the F key is held down for at least one second and a panel key pressed while the
72. to CT for transmit and receive tone Tone Squelch 2 S020 7 a sss Y O impium Use of noise squelch is recommended when using CTSS 60 1 3 Transmission When the PTT switch is pressed the selected tone frequency is transmitted along with the normal voice audio 1 4 Tone Squelch Operation The squelch opens only when the incoming tone frequency matches the preset CTCSS tone 1 5 Entering the Data into Memory The tone frequency and tone squelch status can be stored into memory with the normal transmit and receive data Entering data into memory 1 Press the F key 2 Select the desired memory channel number with the tuning control or microphone UP or DWN key while the F indicator is on 3 Press the MR M key within 10 seconds CO Entering data into call channel 1 Press the F key 2 Press the CALL key while the F indicator is on 2 DTSS Dual Tone Squelch System 2 1 Preparation for DTSS Operation This function allows the squelch to be turned on in the receive mode on reception of a three digit code matching the DTSS code selected in your radio Once the squelch is turned on by reception of a matching code it operates normally from then on If no signal is received for longer than 2 seconds the squelch is turned off until a matching code is received NOTE This function is not available in some areas The DTSS or PAGING code may not be accept
73. to reconfigure the Odd split memory channels in 1 step increments Both memory channel programming indicators will show the same value when setting this channels configuration For example Split Memory Channels 25 05 43 43 21 07 You note that both displays change to reflect the change in total and split memory allocations in this circumstance Total Memory Channels 3 Microprocessor Defaults Notes 1 Changing the memory allocation will erase all operator programmed memory execpt for memory channel 1 on each band 2 The split channels are allocated after the simplex channels the simplex channels for that band For example if there are 5 odd split channels and 25 normal channels channels 26 1030 are split channels 2 Microprocessor Memory Back up A lithium battery is contained in this transceiver to retain memory Turning off the POWER switch disconnecting the power cable or an intermittent power failure will not erase the memories The battery life is estimated at 5 years When the battery has been exhausted erroneous information might appear in the display Lithium battery replacement should be performed by an authorized KENWOOD service facility or your authorized KENWOOD dealer This equipment contains CMOS circuitry and can be damaged by improper replacement procedures 144MHz 440 430MHz VFO Call channel and 144 000 440 000MHz Memory channel 1 frequency MHz 430 000MHz 5 2 Frequen
74. ve frequencies are the reverse of other repeaters For example repeater A uses 146 000 for a transmit frequency INPUT and 146 600 for a receive frequency OUTPUT Repeater B might use 146 600 for a transmit frequency and 146 000 for a receive frequency It would be inconvenient to have to reprogram the transceiver each time you wanted to use these repeaters The REV key allows you to easily reverse the transmit and receive frequencies To use the REV function press the REV key The R indicator goes on on the display to indicate that you are working a reverse pair To return to normal press the REV key again The R indicator goes off This function is also useful to check the input frequency of the repeater so that you can determine if you are within range for simpiex communications E MEMORY 1 Memory Capabilities The 732 has a flexible memory system that allows the operator to tailor the number of memory channels available to match their own operating requirements The number of available normal memory channels simplex or normal repeater offset memories depends upon your Odd Split memory channel requirements The greater the number of Odd Split memorys required the fewer the number of available normal memory channels and vice versa The maximum number of normal memory channels available varies from a high of 64 no Odd Split memory channels to zero when the set has been programmed for a total of 50 Odd Split
75. xed Station UHF band antenna To VHF U S A CANADA A regulated DC power supply 13 8 VDC capable of CANADA version version band antenna supplying at least 12 Amperes is required The PS 33 and the PS 53 are recommended Caution 1 Never connect the AC power cable to the AC outlet until all other connections have been made 2 Before connecting and disconnecting the power connector be sure to turn OFF the POWER switches of both the transceiver and the DC power supply 3 Observe polarity of the DC power cable The Fuse 15A transceiver operates on 13 8 VDC negative Make sure the positive and negative lead polarity is ground Battery polarity must be correct The correct when connecting to the battery power Cable is color coded Engine compartment H Passenger compartment Red Positive polarity ed Fuse p Black gt Negative polarity VAR Make sure the cable does not directly contact moe the edge of the hole by Chassis a W if the wiring hole in the fire wall or chassis is too small disassemble the fuse holder to thread the wire through the hole From passenger compartment Thread like tni Leave enough space around the fan on the rear panel for good ventilation 14 External speaker SP 41 or SP 50B To VHF U S A CANADA version band antenna antenna i 1 U S A CANADA 1 version only Red
76. y and the call channel CALL Memory Channel Scan Press the CALL key for longer than 1 second in the memory channel mode to start alternate scanning of the call channel and the memory channel that was last used 5 MHz Scan 1 Press the BAND SEL key to select the desired band 2 Adjust the SQL control to the threshold point 3 Start the band scan or programmable band scan 4 Press the MHz key during band scan or programmable band scan When the MHz key is pressed the MHz scan is executed Example If the MHz key is pressed when the frequency is 145 02 MHz for VHF band scan just the 145 MHz band is scanned 42 6 Hold Resume Programming Two types of scan hold resume have been provided in this transceiver The scan hold resume can be set for each band Time Operated Scan TO In this mode the radio stops on a busy channel remains there approximately 5 seconds and then continues to scan even if the signal is still present Carrier Operated Scan CO In this mode the radio will stop scanning on a busy channel and remain there until the signal drops out The radio allows a 2 second delay before it resumes scanning so that you don t lose the station when operators change NOTES 1 When the CTCSS is operating scan will stop only on a signal which contains the proper CTCSS tone 2 With the DTSS is operation scan will stop with squelch turned off whenever it receives a signal Squelch will not open however until

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