It seems to me if you decrease rf gain so should signal levels decrease
hence lower s-meter readings. I liked that way in the OmniVI and as I
remember in the other Omnis and Corsairs.
On 2/9/06 13:41, "Toby Pennington" <email@example.com> wrote:
> Bill, I have seen these comments or arguments before about the RF gain and
> s meter, and I never had any problems setting the RF gain or threshold, In
> fact I use an old version of the firmware 1.367 where I have to use the
> threshold and RF gain seperately. I use this version because the sweep is
> very real time and the firmware seems to be stable for me.
> However, with the RF gain reduction increasing the s meter in 2.0 and O2,
> I have to increase the RF gain to give a s meter reading.
> With the 1.xxx versions the s meter is always active and real time and easy
> to give a report. A lot of this has to do with the way a person operates
> his rig and his own preferences. I would prefer to have the s meter active
> regardless of RF gain setting.
> AS far as the antique receivers are concerned, their day has passed and
> maybe it is time for a change concerning this issue.
> Toby W4CAK
> ----- Original Message -----
> From: "Bill Tippett" <firstname.lastname@example.org>
> To: <email@example.com>
> Sent: Thursday, February 09, 2006 12:48 PM
> Subject: [TenTec] S-meter and RF Gain
>>> Alas, both the O2 and the 2.0 firmware for the old Orion have the s
>> 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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