Thread: 65 maggie
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  #74  
Old 02-05-2015, 10:40 PM
Bill R Bill R is offline
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Join Date: Oct 2004
Location: Jackson, TN
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Sams shows pin 7 of the 12gn7 to be 300V. Pin 8 should be 135 volts, which comes also from the cathode of the audio out tube.
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