220MHz FM TRANSCEIVERTM-3530A144MHz FM TRANSCEIVERTM-2570ATM-2550ATM-2550ETM-2530AINSTRUCTION MANUALKENWOOD CORPORATION©PRINTED IN JAPAN B50-8039-50 (
4. OPERATION4-1. CONTROLS AND THEIR FUNCTIONS4-1-1. Front panel® AL (Alert) switchThis switch is used to check the specified priority channel
d|) SQL (Squelch) controlTo eliminate receiver noise during no-signal period, slowly adjust the SQL control clockwise until the noise di
1. LCD group© TX offset indicatorsQ By pressing the |0S| key on the keyboard, the 0 indicator will light in sequence to show the transmit
2. Keyboard(D© Numeric keypad |T|-f^Depress the [^, [^, [4] and keys respectively. The frequency display will indicate "6.940"
4-1-2. Rear panel© EXT SP (External Speaker) terminalConnect a 4 ~ 16 ohm speaker using the supplied plug.© ANT terminalConnect a 50-ohm ante
4-2. RECEPTIONAfter power and antenna connections have been completed, set the controls and switches as follows:©Turn the POWER/VOL control
4-4-3. Memory input(The same procedure is used with the TM-3530A.)Example: Storing 144.650 MHz with +600 kHz offset in memory CH 5.© Set the M.CH
4-4-5. Priority channel selectAny one of the 23 memory channels can be selected as the priority channel.0 Depress the AL switch.(D Select the memory c
4-5-2. Programmable band-scan from the keyboardThe lower limit may be programmed into memory "d" and the upper limit into memory &qu
4-5-7, Priority channel scan (Alert)To monitor the priority channel, press the AL switch in. When there is activity on the band you w
Thank you for purchasing the new TM-3530A/2570A/2550A/2550E/2530A transceiver. Please read this instruction manual carefully before pl
4-6-2. Tone frequency(TM-3530A/2570A/2550A/2530A only)(The tone unit TU-7 option is required for this function.)1. Setting0Turn the MEMORY CHANNEL
4-7. AUTOMATIC TELEPHONE NUMBER TRANSMISSION SYSTEM (TM-3530A/2570A/2550A/2530A only)This function simplifies conventional 16-key autopatch oper
^-1-2. Storing a telephone channel in normal memory© Select the desired memory channel with the MEMORY CHANNEL selector.© Press the PHONE switch.© Se
4-8. DCL (Digital Channel Link) SYSTEM(The optional modem unit MU-1 is required for DCL system operation.)* Packed with a variety of new ideas
Control signals for CHL operationControl signal:^ ; The control signal with channel data ^ : The control signal with no channel dataBeep: Beep 1Beep
4-8-2. DCL system keyboard© CS (Code Set) keyUse this key when programming the digital code and call sign.® C.SQ IndicatorThis lights when the
Operating procedure5. Press the CS key to return to the normal frequency display.yjmmtomm^0*m-ESI'PI(mramOperationAfter all inputs have been com
To manually release the code squelch, press the C.SQ key again or press the PTT switch. (This does not start transmission.)Channel linkage
Operating procedureOperationRemarks2. Press the DCL key to switch the system ON.B.SE'DCl;mm mm03m^.imm03egPressing once turns the system ON and
To move to an open channel during communication between stations A and B at 146.520 MHz, proceed as follows. (In this example, 146.520
CONTENTS1. FEATURES... 42. SPECIFICATIONS AND ACCESSORIES... 52-1. SPECIF
4-8-6. RecallThe recall function is a channel re-linkage operation. If, in the previous example, the channel linkage could not be completed, s
The TM-3530A/2570A/2550A/2550E/2530A employs a method of displaying and entering the call sign digit by digit using decimal ASCII codes. Set the cal
1. Standby digital codeThe standby indicator is a visual indication of which digital access codes will actually open the squelch on the radi
5. MAINTENANCE AND ADJUSTMENT5-1. GENERAL INFORMATIONYour transceiver has been factory aligned and tested to specification before shipment.
5-6. ADJUSTMENTSFor each of the upper and lower cases, remove fourscrews as shown in the illustration. Be careful of thespeaker wiring on the upper ca
Call sign monitor test pinsMicroprocessor reset pins Bottom viewThe scan timer is factory preset at approximately 5 seconds. This can be a
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1. FEATURES• Easy-to-operate panel layout using a large LCD displayThe large LCD display shows operational conditions at a glance. The pane
7. OPTIONAL ACCESSORIESThe following accessories are available for more sophisticated operation of your transceiver.7-2. MU-1 MODEM UNIT7-1. TU-7 TONE
7-3. VS-1 VOICE SYNTHESIZER UNITThe operating frequency, DCL access code, call sign data, or subaudible tone data may be easily recalle
KPS’7A DC power supply (U.S.A. only)May be used with the TM-3530A/2530A. SP-430 External speakerThe SP-430 is an attractive, compact extern
MC-55 Mobile microphone (8 pin) CD-10 Call sign displayThe MC-55 provides UP/DOWN switches, LED display for switching transmit or receive,
SW-100A/100BSWR/POWER meterCompact and lightweight SWR/POWER/VOLT meters cover 1.8 ~ 150 MHz (SW-100A), 140 ~ 450 MHz (SW-1OOB) in rang
8. REFERENCE8-1. ANTENNA8-1 -1. Fixed stationVarious types of fixed station antennas are commercially available. Select your antenna according t
8-2. MOBILE INSTALLATION8-2-1. Noise reductionIn motor vehicles, noise is generated by the ignition system. Other sources of noise include the wiper
Model TM-3530A/2570A/2550A/2550E/2530ASerial No._____________________________________Date of Purchase______________________________Dealer_____________
2. SPECIFICATIONS AND ACCESSORIES2-1. SPECIFICATIONSModelSpecifications --------------------------------------TM-3530ATM-2570A TM-2550A TM-2550ETM-25
2-2. ACCESSORIESO 'ftnilt- Zi O ^ ^ ^(D©% %Unpack your TM-3530A/2570A/2550A/2550E/2530A carefully and confirm that it is supplied with the
3. INSTALLATION AND CONNECTION3-1. INSTALLATION3-1-1. Precautions1. Avoid direct sunlight, and select a dry, well ventilated location.2. Since the
© Lift the lever.© The angle of the bracket may be adjusted to any of 5 possible viewing angles by loosening the 4 alien bolts at the top of the bra
B. Connection of another DC sourceTM-3530A/2570A/ Regulated DC2550A/2550E/ power supply2S30A I'e] O1 1 ©'k^F-rrrlOO r-ro O ©00$ifStandard
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