>Actual numerical voltage value is not that important, I just turned it down
>to where power output dropped off and went back up about .1 or .2 volts
>(reading secondard voltage).
? This is the right way to adj. the fil. potential for a thoriated
tungsten cathode. One really doesn't need an accurate fil. voltmeter.
Howeven, this method can destroy heater/oxide-cathode type tubes.
Can? By what mechanism, if the designed filament voltage is not exceeded?
TIA, Pete/wa4hei
The meek will not inherit the Earth.
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