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RE: FWIW the GRAAF GM 200 and the GM 20 are quite different.

Yes, I see now that that separate supply at the bottom of the schematic is merely the bias supply for the grids of the output tubes. Interesting.


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  • RE: FWIW the GRAAF GM 200 and the GM 20 are quite different. - Lew 15:04:17 02/01/12 (0)

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