Thread: My new Superheterodyne!
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Old 9th Dec 2009, 7:55 pm   #17
Trevor
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Join Date: Aug 2006
Location: Stoke-on-Trent, Staffordshire, UK.
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Default Re: My new Superheterodyne!
I hope that it an error in the drawing but there is no grid resistor shown on g 1 of the ech81 so bias wil be faulty
regards Trev
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