[TenTec] S-meter and RF Gain
Duane - N9DG
n9dg at yahoo.com
Thu Feb 9 14:36:07 EST 2006
Sounds to me like another example of something that should in
reality be a user settable choice in the setup menu
somewhere. It really shouldn't have to be just one way *or*
the other, this is a software radio afterall.
--- Bill Tippett <btippett at alum.mit.edu> wrote:
> >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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