> > Peter wrote:
> >I see Svetlana are advertising their 812A for linear service. Doubtless
> >someone will correct me if I'm wrong, but it doesn't look to me as being a
> >particularly good choice of tube for GG service as a linear,....
> Rich replied:
> Quite true, Peter, medium Mu triodes are next worthless for G-G - the
> reason being that it takes too much cathode driving voltage. .
If my memory serves me here, this tube was normally used in audio
service as a modulator with the 811A as the RF fire bottle.
73,
--
Ken K4XL
grimm@lynchburg.net
BoatAnchor Manual Archive - ftp://bama.sbc.edu
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