Electronics > RF, Microwave, Ham Radio

#32 Random ham radio repair Kenwood TM-621A no 220 MHz RX

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Radio Tech:

In this video we take a look at another 621 with no 220 MHz receive all the way from Manchester Maryland. We do not have

any service info for the 220 band board so we go to the white board and draw it out. Links below





Kenwood TM-721 service manual:
http://www.repeater-builder.com/kenwood/pdfs/tm-721-svc-man.pdf

For more ham radio and tech tips please visit my friends:

Mr. Carlsons Lab
https://www.youtube.com/channel/UCU9SoQxJewrWb_3GxeteQPA

TRXBench
https://www.youtube.com/channel/UClqWe58x9q6jx61gB16731A

voltz:
I do like your videos :) Another good job. Hope you got your IFR y offset sorted too, looked ok in the video.

Radio Tech:

--- Quote from: voltz on March 02, 2016, 12:21:34 pm ---I do like your videos :) Another good job. Hope you got your IFR y offset sorted too, looked ok in the video.

--- End quote ---

Thanks for your comment.
I fixed the issue with the IFR in video #31 incase you missed that one.

https://www.eevblog.com/forum/other-blog-specific/31-ifr-1200-service-monitor-problems-and-fixes/

AF6LJ:
Good Deal. :)

Radio Tech:

--- Quote from: AF6LJ on March 02, 2016, 11:00:41 pm ---Good Deal. :)

--- End quote ---

Thanks Sue  :-+

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