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Philco 80 Jr, just starting....
morzh
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#31

03-21-2012, 11:03 PM
(03-21-2012, 07:07 PM)7estatdef Wrote:  Actually the grid leak is the 3 or 4 meg resistor in the grid circuit.
Terry

Oh, 4M in parallel to 50pf cap to the grid, yes. No, I don't want to change it - it can be easily measured and gives me 4.4M reading which is within reason.
And the cap is probably also mica.
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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration