On Fri, 2009-03-06 at 18:29 -0500, Steve Hanson wrote:
> I have a 'new-to-me' Omni VI, Fac III option. I don't yet have a manual, but
> one is on the way. Can someone explain to me in simple terms how and when to
> use the Notch Filter on Auto and Manual? When I turn the outer Notch dial on
> manual, on a given cw signal, nothing happens. When I place the Notch on
> Auto, (the light comes on), it makes the signal 'thump' and become
> unreadable. I have a full complement of cw filters.
>
> Many Tnx,
> Steve
> ke1lg
No automatic notch filter can tell the difference between the CW you
want to copy and QRM. They are all tones. Manual you have to tune
something to put the notch on ONE QRM tone, I'm sure. At least that's
how its worked in my Corsair II and other receivers, like my 75S-3B.
73, Jerry, K0CQ
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