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Model 680 interstage transformer.
vaguy22
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Posts: 41
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Joined: Nov 2012
City: Suffolk, VA
#1

08-16-2016, 06:01 PM
Hello  Does anyone know what the D.C. resistance readings should be on the input transformer between the 42 and the 6A3s? I am not getting signal past the plate of the 42 driver tube. plate voltage on the 6A3 s is 290 grid voltage is -63 volts on both tubes. Thanks in advance. Norman
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Model 680 interstage transformer. - by vaguy22 - 08-16-2016, 06:01 PM



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