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Re: [TenTec] S-meter and RF Gain

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] S-meter and RF Gain
From: "Scott Harwood" <scotth@hsc.edu>
Reply-to: scotth@hsc.edu,Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Thu, 9 Feb 2006 13:40:02 -0500
List-post: <mailto:tentec@contesting.com>
Thanks, Bill.  Right on the nose.
Scott K4VWK
---------- Original Message ----------------------------------
From: Bill Tippett <btippett@alum.mit.edu>
Reply-To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date:  Thu, 09 Feb 2006 12:48:51 -0500

> >Alas,  both the O2 and the 2.0 firmware for the old Orion have the s meter
>working like it does in the foreign imports.  The lower the RF gain the
>higher the s meter will be stuck.
> >Change is inevitable,  but don't like this one.
>         Toby, you mean you don't like Collins,Hammarlund, 
>Hallicrafters, Drake, etc?  It's
>how S-meters and RF Gain controls have worked
>for at least 60 years!  This wasn't invented
>by "foreign imports", it's simply the result
>of how the S-meter interacted with RF Gain
>in analog rigs.
>         The "change" was when Ten-Tec decoupled
>the two in Orion.  I feel this will make it
>much easier for people to set RF Gain correctly
>(the same ones who now complain about Orion
>being "noisy" because they don't know how to
>set RF Gain properly).  Instead of setting Gain
>by ear, now they can set it by simply adjusting
>the S-meter deflection to be slightly above
>noise peaks.  What could be simpler?
>         Actually Sinisa YT1NT first suggested
>this in his March 2004 white paper when so
>many folks could not figure out how to set
>AGC Threshold correctly.  I think this is
>actually a good move making Orion much easier
>to use.
>                                         73,  Bill  W4ZV
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