[Amps] 8877 Time Delay Query

[R.Measures]

On Jul 28, 2005, at 8:05 AM, Steve Thompson wrote:

>
>> HV is no danger to the emissive surface unless cutoff bias is removed
>> during the preheat period.
> In most cases gg triodes aren't actively biassed off, they
> are self biassed at a very low current level by having a
> high value resistor in the cathode. That limits the maximum
> cathode current to a low level which is very unlikely to
> damage the cathode even if anode volts are applied during
> warmup.

Good pont, Steve
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Richard L. Measures, AG6K, 805.386.3734.  www.somis.org