[AMRadio] 813 Triode Connected Bias question.


Rob Atkinson ranchorobbo at gmail.com
Sat Mar 21 05:54:16 EDT 2015


http://www.pentalabs.com/pdfs/pl813.pdf


Rob
K5UJ

On Fri, Mar 20, 2015 at 9:37 PM, Paul Baldock <paul at paulbaldock.com> wrote:
> I'm think it will be just a few volts for the 813 triode configuration.
>
> I could figure the voltage by putting a 1K pot in the center tap and
> adjusting it for 20mA, (this would allow 20V max). Then when I know the
> voltage, replace the pot with a zener or string of diodes with parallel
> electrolytic.
>
> - Paul


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