TenTec
[Top] [All Lists]

[TenTec] Orion AGC

To: <tentec@contesting.com>
Subject: [TenTec] Orion AGC
From: w9xx@ivwnet.com (Phil Howlett)
Date: Sat May 24 22:02:36 2003
Try adjusting the threshold setting. I use around 13uV and then there's no
apparent change in no signal noise when switching between the AGC modes. My
associate uses around 6uV for the same result, so each radio may be unique.

73,
Phil, W9XX


----- Original Message ----- 
From: "Jim Reid" <jimr.reid@verizon.net>
To: <tentec@contesting.com>
Sent: Saturday, May 24, 2003 7:26 PM
Subject: [TenTec] Orion AGC


> Wonder how many of you have noticed the behavior
> of the Orion AGC?  Unless you have very strong
> signals coming in,  as S9 plus a bunch,  I do not
> see any impact of the AGC at all!
>
> Perhaps this is as it should be.  Doug Smith,  I believe,
> has written that there is no AGC action,  at least in
> the front end until at least S9 + 30 dB signals come
> along.  Out here, there are no such signals.
>
> Anyway,  no matter where I tune, nor mode,  I can find
> no change in any signal "apparent" amplitudes when
> I switch among AGC slow,  med,  fast, or off.
> However,  selecting the AGC prog. setting absolutely
> increases the evident IF system gain,  at least the
> noise level noticibly increases,  but incoming signal
> amplitudes do not seem to change.
>
> Interesting..........
>
> 73,  Jim  KH7M
>
>
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
>

<Prev in Thread] Current Thread [Next in Thread>