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View Full Version : R-390A troubles on 3 Mc/s


moreradio
September 28th 09, 07:23 PM
I'm the proud owner of a wonderful 390A, so far it is working as it should
but yesterday evening I have noticed no signals, noise, static, etc.at all
on the 3 mcs band!
Made a quick investigation, it seems that everything is working including
local oscillator, etc.
I'm interested in any initial trou bleshooting ideas folks may have.
Thanks in advance for any help!
73 de Claudio

Barry
September 28th 09, 10:28 PM
> I'm the proud owner of a wonderful 390A, so far it is working as it should
> but yesterday evening I have noticed no signals, noise, static, etc.at all
> on the 3 mcs band!
> Made a quick investigation, it seems that everything is working including
> local oscillator, etc.
> I'm interested in any initial trou bleshooting ideas folks may have.
> Thanks in advance for any help!
> 73 de Claudio

There are two local oscillators. Have you checked both? It's only running
double-conversion on the 3mc band so the 17mc oscillator isn't switched in
for that band.

Barry - N4BUQ

moreradio
September 30th 09, 09:32 PM
Yes Barry, I have checked both the l.o. it seems something strange...I
foresee to spend my week end "playing" with my 390....anyway thank you for
your suggestion!
73 de Claudio IZ0HTS



"Barry" > ha scritto nel messaggio
...
>> I'm the proud owner of a wonderful 390A, so far it is working as it
>> should but yesterday evening I have noticed no signals, noise, static,
>> etc.at all on the 3 mcs band!
>> Made a quick investigation, it seems that everything is working including
>> local oscillator, etc.
>> I'm interested in any initial trou bleshooting ideas folks may have.
>> Thanks in advance for any help!
>> 73 de Claudio
>
> There are two local oscillators. Have you checked both? It's only
> running double-conversion on the 3mc band so the 17mc oscillator isn't
> switched in for that band.
>
> Barry - N4BUQ
>

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