> I have seen designs for using such directly-heated cathode
> tubes
> which simply attach the cathode common return to one of
> the filament
> connections. (The filament connections have multiple RF
> bypass
> capacitors between them, and to ground.)
>
> What are the arguments for and against each of these
> approaches to
> providing the "cathode return"?
There is no cookie-cutter answer.
Depending on filament voltage and other operating/bias
voltages, you can get varying amounts of 60 cycle AC on the
output.
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|