At 4/21/2006 01:24 PM, you wrote:
>At 01:02 PM 4/21/2006 -0700, you wrote:
> >At 4/21/2006 12:17 PM, you wrote:
> >
> >>first. Another common culprit is site video cameras: 38th harmonic of
> >>15.75 kHz is 598.5 kHz, so see if the interfering signal is 1.5 kHz above
> >>or below your input.
> >
> >Since your RX offset is minus (146.85 -), interference from a horizontal
> >sync mix would appear 1.5 kHz above your input, or 146.2515 MHz.
>
><---Horizontal sync "buzz" is VERY distinctive sounding. Nothing I heard in
>that recording comes close to approaching its sound.
When I had the problem I never heard any sync buzz, just a carrier
containing the repeater TX output modulation 1.5 kHz above the RX center
freq. (this system was also minus offset). The source point was a security
camera at the site.
Bob NO6B
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