My Paragon does this too. My guess is the T/R relay or the band relay.
I haven't had the time or inclination to dig into it yet. Putting out
some power through the relays does fix it, so my guess it oxide buildup
on the relay contacts. Are these relays sealed?
Bob WB2VUF
Frank Ayers wrote:
>
> Hi all
> Had a problem with my Omni V during the 160 meter contest this weekend. Over
> a period of time while listening the receiver would progressively go partly
> deaf. Transmitting or hitting "TUNE" would restore the sensitivity. Over
> time it would go deaf again. Sometimes, I'd call a station that was 569 and
> it would drop to 539 after my call. I would hit my key while the other
> station was transmitting to restore hearing (not the best way to contest!).
> I looked at the schematic thinking it was a T/R relay only to find that it
> really doesn't use one as such. I just now tried it on 20 and 10 and it does
> the same thing.
> Anybody ever experience this? I could always send it to TT but I would like
> to fix it before the 10 meter contest this weekend.
> Suggestions welcome.
>
> Frank
> W2FCA
>
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