In Reply to: Odd Voltage Readings On 27s posted by FlaCharlie on September 15, 2016 at 13:38:33:
All tubes have some grid leakage current.
The higher the grid leakage current the lower the bias voltage from the battery will be because current is flowing through the 100k grid resistor.
With no current at all flowing through the 100k resistor, there will be no voltage drop.
More current, more voltage drop across the 100k grid resistor.
Tre'
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Follow Ups
- RE: Odd Voltage Readings On 27s - Tre' 15:28:04 09/15/16 (2)
- RE: Odd Voltage Readings On 27s - FlaCharlie 17:45:05 09/15/16 (1)
- RE: Odd Voltage Readings On 27s - Tre' 18:30:25 09/15/16 (0)