Replacing all electrolytic capacitors and testing the chassis. There was an I.F. problem caused by a bad tube so a demonstration of the working chassis will ...
Adding modifications for a relay to switch power and test panel for regulator and horizontal output current. The set now works but will need some more work o...
I'm going to replace all the caps and the diodes.
I found a bad, corroded coil in the video circuit which may explain the weak video in this set. Also I put a new clamp on the yoke housing and a new blue lat...
I was able to get really good video performance now by replacing a coil which couples the video to the video output tube plus the Sync/AGC and 1st video ampl...
I check the HV directly with a Pomona Electronics HV meter and check the regulator current.
- NotEthan JP
AUDIOZONE model 28 is a 100 watt tube amp with four 6L6 power amp tubes, one 12AT7 for the driver, and one 12AX7 for the preamp. Based on, but not a copy of ...
- Thomas Vanhala
Playing Crysis 3 fighing Cell and Ceph in the wildness of New York city.
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