>
>Tom says:
>
>>You are viewing short term fractional cycle behavior and trying to
>>use it to explain long term averaged current and power.
>
>Yes. Just like Chaffee analysis does.
>
? [chortle]
>But the original point was that the gain goes down. My argument is that the
>power output goes down, but the 'gain' is marginally affected. So what we
>see is gain compression; a linear amplifier has constant gain over the full
>input power envelope. If gain is affected, then running a kW amplifier at 10
>watts out would see just as much percentage drop in output when the plate
>volts is reduced as at a kW. In other words, that would say that gm is
>highly dependent on plate volts. But look at curves for a tetrode, and it
>ain't so. Even with a triode, the mu doesn't change that much for the plate
>voltage changes we are talking about.
>
? The gain of a SB-220 is about 9.5db on the low v tap, and about 11db
on the high v tap.
>........
Rich...
R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
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