[Heathkit] sb200

[Glen Zook]

There is no screen voltage in the SB-200.  It uses a
pair of 572B triodes which have a filament, grid, and
plate.  To have a screen the tubes would have to be at
least tetrodes, not triodes.

Glen, K9STH


--- ted orant <ted1970 at sbcglobal.net> wrote:

Have sb200  and wondering if screen voltage should
drop to -50 volts on key down.









Glen, K9STH

Website:  http://k9sth.com

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