View single post by ArizonaEvp | |||||||||||||
Posted: Apr 10th, 2013 09:23 AM |
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ArizonaEvp
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On page 354 we find: Note 8 says: T had success with Circuit 3, but Circuit 2 is only a blueprint. Note 9 says: T uses a commercial two-stage valve amplifier for shared aerials, to which the diode screen is coupled. Attached Image (viewed 2149 times):
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