[Amps] Cold neutralization with high voltage bias?

[Guido Tedeschi]

Hi Ron,

> >> Hi Guido Tedeschi:
>
> It is important that you maintain heater power because you are trying
> to keep the interelectrode capacitance in the tube/s at their operating
> values (they vary with temperature as do the tank and wiring capacitance
> values) as you are trying to create a complementary feed back ratio.

Thanks for this information, I was thinking that interelctrode 
capacitances would have little thermal variation (mainly the cathode 
will have major variation, much less grid and plate), but even the other 
components are involved.

73 and thanks

Guido, ik2bcp / k2bcp