Well, perhaps I simply missed the point after all :)
I saw comments like "I think, I believe, I always thought" and so
forth and assumed that meant people didn't know for sure.
If my assumption was indeed wrong, then I withdraw the comment
and apologize to anyone I might have offended
Gary
----- Original Message -----
From: "Mike Hyder -N4NT-" <N4NT@chartertn.net>
To: "Gary Hoffman" <ghoffman@spacetech.com>; <tentec@contesting.com>
Sent: Wednesday, May 01, 2002 6:17 PM
Subject: Re: [TenTec] Would like Corsair II comments
> They are discussing 'why' the circuitry is as it is, not what it is.
>
> Mike
>
> ----- Original Message -----
> From: "Gary Hoffman" <ghoffman@spacetech.com>
> To: <tentec@contesting.com>
> Sent: Wednesday, May 01, 2002 6:10 PM
> Subject: Re: [TenTec] Would like Corsair II comments
>
>
> | Uh....why not just look at the schematic ? That will show what is
> done
> | where. (I don't have one handy, or I'd be more helpful and answer
> the
> | question directly)
> |
> | Gary
> | AA2IZ
> |
> | ----- Original Message -----
> | From: "N1EU" <n1eu@yahoo.com>
> | To: <tentec@contesting.com>
> | Sent: Tuesday, April 30, 2002 8:43 AM
> | Subject: [TenTec] Would like Corsair II comments
> |
> |
> | > I think Carl and Steve are both correct. The
> | > audio-derived AGC scheme seems to have continued from
> | > the Triton to the Omni and finally to the Corsair.
> | > Depending on the rig, there was an audio notch filter
> | > and/or audio bandpass filter within the agc loop.
> | >
> | > IMHO, this AGC scheme should have been retired before
> | > the introduction of the Corsair and an i.f. agc scheme
> | > used. It wasn't until the Omni V that this finally
> | > occurred.
> | >
> | > 73,
> | > Barry N1EU
> | >
> | >
> | > >I believe they used audio derived AGC to get the
> | > >audio notch in the AGC loop.
> | >
> | >
> | > > Gerald:
> | > > Just curious about the filter delay comment. I
> | > always thought the delay
> | > > was in the audio/agc circuit which caused it not to
> | > respond as fast as it
> | > > should. Also can you comment on why you think TT
> | > used audio agc instead
> | > > of IF agc? I've seen some really simple IF agc
> | > circuits that work great.
> | > > Do you suppose it was just a carry over from the
> | > Triton/Argo days when cw
> | > > selectivity was dependent on the af filter being in
> | > the agc loop?
> | > >
> | > > N4LQ
> | >
> | >
> | > __________________________________________________
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> |
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