Recent content by gbyxbee

  1. G

    Problem with Vox Tape Echo unit

    I can't condemn it yet ... it's way too cool (to use a 60's term)!
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    Problem with Vox Tape Echo unit

    I know this doesn't really fit the forum, but it's worth a shot! I can't get the erase/record head bias oscillator to do anything. I've replaced everything except the transformer, but I've ohmed it out and the windings are continuous. Vox is noted for errors and I believe we have 2 here. The...
  3. G

    1970 Ampeg Portaflex questions

    Thanks again for your input Sir!
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    1970 Ampeg Portaflex questions

    Thank you for your quick reply! Never heard about a bucking transformer until your mention. Have you knowledge of the APC LE1200 voltage regulator/surge suppressor? I'm not in the mood right now to have to pull out the soldering iron, etc. to build something if I can get something already...
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    1970 Ampeg Portaflex questions

    Just replaced the output transformer and have come up with some things that I could use help with that I hope someone here might be able to answer ... 1) What is the acceptable line voltage spec for this amp? ( especially the high end) 2) What should the bias voltage be thru D1/R36 IN STANDBY...