[Kenwood] TS-850 front end overlfow

Juha.Kasari at edu.seinajoki.fi Juha.Kasari at edu.seinajoki.fi
Tue Apr 11 02:47:51 EDT 2006


Hello,

My 850 front end overflow. There is very bad inteferencies between any bands
when I am sending my second radio (K2, and it is ok!) the other band.
Interference is the same like sending the same band! I compered to 870 or
830 and no problem. I tried to put wire over BPF and the same interference.
I didn't find broked diodies with Fluke diodetester. Bandekoder IC1
(SN74LS145) and IC2 (TC4011BP) are OK. Band is switching.

So, what I do next? Change all diodies? What is startpoint?

73 de juha - oh6os


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