Difference between revisions of "Kenwood TM-701A"

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Operating dual band on 2-meter and 70-cm ham radio bands, this transceiver is very compact and features 20 memory channels and multi-scan functions.  It has the same chassis as Kenwood TM-231a/431a series and shares many of the accessories.   
 
Operating dual band on 2-meter and 70-cm ham radio bands, this transceiver is very compact and features 20 memory channels and multi-scan functions.  It has the same chassis as Kenwood TM-231a/431a series and shares many of the accessories.   
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[[File:KenwoodTM701aSM.jpg]]
  
 
==Options==
 
==Options==

Revision as of 21:29, 5 February 2017

Operating dual band on 2-meter and 70-cm ham radio bands, this transceiver is very compact and features 20 memory channels and multi-scan functions. It has the same chassis as Kenwood TM-231a/431a series and shares many of the accessories.

KenwoodTM701aSM.jpg

Options

Review

Basic Usage

Programming

Modifications

Available modifications:

  • cross-band repeater
  • transmitting and receiving from 136-175MHz
  • prevent intermittent memory loss due to pulses on the CPU interrupt line

Extended Transmit

1 Disconnect the power and antenna.

2. Remove the top and bottom cover.

3. Remove knobs from front panel and the nuts from the mic and channel switch.

4. Remove 4 screws holding the front panel and the 3 screws on the control board.

5. Locate the green jumper wire sticking out the front panel, behind the VFO button

6. Cut the green jumper and tape the edges to prevent them from shorting.

Cross Band Repeat Mod

Perform steps 1 - 6 above and continue...

7. Optional: Install diodes D207 & D209 on control board X57-3350-00.

8. Solder a jumper to the foil side of the TX-RX board as shown in drawing.

9. Reassemble the radio.

10. Reset the microprocessor (Press and hold [MR] while turning on the power).

Kenwoodtm-701aCRBM.png

CROSS BAND OPERATING PROCEDURE

Turn on the Repeater mode-

  1. Press and hold [F] and then press [DUP].
  2. Then Press [F} longer than 1 Second. The F indicator will blink.
  3. Press[LOW]. Three dots should appear in the display when the mode is on.

Turn off

  1. Press [VFO].

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