In article ,
Iain Churches wrote:
I remember a long time ago new when worked at Pye TVT they used to use
DA100's IIRC in high power PA distribution PA amps and also in Band 3 TV
Sound modulators;!
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Tony Sayer


The venerable QB5 can dissipate 565W so as a single ended
Class "A" triode one can easily achieve 120W.

Who said SET is for wimps? :-)

I'm thinking you could probably make a hybrid car based around a steam
engine. The question being why would you bother?

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*Before they invented drawing boards, what did they go back to?

Dave Plowman London SW
To e-mail, change noise into sound.