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Re: tank circuit of VTTC
John Freau wrote to the list:
> I tend not to encounter 833A arc-overs until I reach about 5kVAC +
> plate supply. I've sometimes gone as high as 6kVAC.
6 kVdc is twice(!) the max. plated voltage and confirms that these
tubes obvious are very robust ones.
> > 6. In the schematic your tank coil is not tapped. How did you
> > manage the tuning?
> I often use both methods, and sometimes I just change the capacitance,
> often using a large oil emersed variable capacitor for fine adjustment.
- I'll look for such a tuning aid.