[Collins] RE: MECHANICAL FILTER

[Laird Tom N]

Yes, my bet is one of the crystals also, but let us know what the =
problem
was, when you find it!

Tom Laird WC9M
Moline, IL.
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I have a 32S-3 that has different tone quality when going from USB to =
LSB
& the general consensus seems to be that the passband freq has changed =
in
the filter.

Could be, but it could also be that one of the BFO crystals has drfited =
as=20
well. Check them with a counter. Tony K1KP