Ken;
I have seen this with a lot less than 100 kw TX power.... In
our case the repeater appeared to be in the near field of the FM
broadcast antenna.. Most interference was coming in the phone line
and on grounds....sheilding ground loop issues were also present on
coaxial audio wiring to the backplane... A lot of dinking around to
find it but got 99% of it.. Never did get rid of 100 % unless the
phone line was disconnected.. Eventually moved off the site.
Doug
KD8B
At 01:09 PM 2/13/2007, you wrote:
>Have a customer with the following issue:
>
>Scenario: Amateur repeater (Mastr II) installed at a 100,000 FM radio
>xmtr site.
>
>Issue: Very low level audio of radio station appears on Mastr II's
>xmtr (yes, external controller). Repeater owner hasn't fully
>explained what "very low level" means. But regardless.....
>
>Question: The only way I see this happening is due to some AM
>component on radio station's transmitter.
>
>Thoughts?
>
>Ken
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>