Simple Test Circuit for Tube Noise
On Sep 14, 1:08*pm, (Scott Dorsey) wrote:
wrote:
Apparently you're right about enlarging the grid resistor, but for a
different reason. *A bigger grid/charge resistor results in LOWER
noise. *
It's not lower noise, it's more signal.
I'm surprised by this. I thought once the input Z is about 4 times
the source Z, there is little to be gained in level by raising the
input Z further.
Sean B
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