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Extended TX Kenwood TH-K20a mod


Here it is:

After you open the radio up, look for Diode D411, labeled "D" in between the buttons on the keypad. Remove it and do a full rest and the TX range will be 142-151.99Mhz.

I've attached the official mod instructions from Kenwood.
 

Attachments

Here it is:

After you open the radio up, look for Diode D411, labeled "D" in between the buttons on the keypad. Remove it and do a full rest and the TX range will be 142-151.99Mhz.

I've attached the official mod instructions from Kenwood.
How do I get it to talk on 139.00
 

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  • @ heartbreaker3473:
    Hello gentlemen and Ladies. I have the dreaded RCI-2990 receive issue where my radio gets distorted when people get close to my location. I found the C90 Capacitor, but I can not for the life of me find the C89 capacitor. Can or does anyone have a picture of the exact location of C89 ? Thank you in advance, Wes
  • @ AudioShockwav:
    Wes, it's better if you start a thread on the main forum, more people are going to see your question.
  • @ heartbreaker3473:
    Okay, sorry, will put in a forum
  • @ heartbreaker3473:
    I put it in the general disscution help area and started a new thread. Thank you for letting me know.