The B always stood for "B" battery or the higher
voltage supply, and the "C" was the C battery
was the bias source. I least that's what I remember it
being, could be wrong. The "A" battery? dunno, maybe
a filament supply?
Mark WB8JKR
On Wed, 20 Mar 2002 20:51:03 EST RMead100@aol.com writes:
>
> What is the origin of the B+ term in amp/radio/power supply
> terminology. I
> understand it to be the high voltage supply, but I do not know the
> origin of
> the designation and that has finally bothered me at age 52. It seems
> to me
> the only voltage referred to with this type of
> shorthand.........i.e. no A+
> or -; no B-, no C + or -.
>
>
> R Meadows
> k8BUX
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