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In the Galaxy DX2547, they replaced the 2SC1969 Final Transmitter Amp, and its Driver, 2SC2166C, with MOSFETS IRF520. Why? Why would that be an improvement, technically? Thanks for sharing your knowledge.
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The SBE may have been confused with SSB input/output power on their console II later versions, BUT they had a specification sheet on the back panel that said exactly what I quoted above., SSB power 0f 12 watts p.e.p. Confusingly too, I saw an old 1973...
SBE 16CB gave: A.M. 5 watts input; SSB 15 watts input, while the later version,
SBE 16CB/T (the T version) gave A.M. 4 watts input; SSB 12 watts input.
QUESTION:
Electronically, what did SBE do, specifically, to get increased power input earlier, while later reducing power input...
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