Stuff in refl archives starting 11/29/98 re wideband audio hiss in some rigs
incl "C", Argosy, 544.
Amounts to changing a cap value in the simple version of fix. Rolloff beyond
3000 cycles way too gradual with stock cap.
-----Original Message-----
From: K & H Darwin <darwin@together.net>
To: TenTec List <tentec@contesting.com>
To: <tentec@contesting.com>
Date: Monday, January 31, 2000 7:47 PM
Subject: [TenTec] Omni C / Corsair Hssssss.
>
>On RX, I've noticed both the Omni C and my previous rig (Corsair II) has a
>rather pronounced hssssss, with the Corsair II being worse.
>
>With the Omni, the hsssss doesn't change when I engage the attenuator (but
>signals do). The hssss does go down when I reduce RF gain and also when I
>reduce AF gain. Only some of the hsssss goes away when I kick in the audio
>CW filter. I think both the IF and AF stages are causing it.
>
>So, is there any solution?
>
>Itsssss really sssssstarting to get to me. :)
>
>Keith Darwin
>KD1E
>Ferrisburg, VT
>
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