There is probably a small rf choke from the pi network output to ground.
The rfc is there to short hv to ground if the plate blocking capacitor
shorts. Worth looking at and a possible safety issue.
Pat. wa4tuk
On Mon, Jun 6, 2022, 5:18 PM Ron W4BIN <ka4inm@gmail.com> wrote:
> Alton McConnell via Amps wrote: (in part)
>
> > I suspect that we might need to find a HW 100 or 101 (tube type finals)
> to use as an exciter
> > until we get this issue tracked down. What do professionals do about
> exciters for problem
> > amps?
> > How do you test a 3-500Z to see if it is a tube issue?
> > Are Icom 7300's compatible with AL80Bs?
> > Does anyone have any thoughts?
>
> I think two gas tests are in order.
>
> --
> Ron W4BIN - Understanding is much better than
> knowing how.MX
>
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