On Mar 10, 2006, at 11:15 PM, Peter Chadwick wrote:
> Steve said:
>
> >> ? ?Adding L increases dissipation at 29MHz,
> >> decreases the parallel-equivalent resistance seen by the anode at
> its<<
> >
> > ..increases.. I think.
>
> It does increase the effective series resistance. Rs=Rp/[1+(Rp/Rs)*2]
Indeed, Peter, and increasing series-R decreases parallel-equivalent R
- which decreases amplification, which ameliorates the negative effect
of the electron tube's C-feedback, and that is what VHF suppression is
all about.
end
>
> 73
>
> Peter G3RZP
Rich Measures, 805.386.3734, AG6K, www.somis.org
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