05-13-2015, 04:02 PM
Ok hows about pin 3 of the 7B7 and pin 4 of the 7A8. - attached to off/on sw. Other voltages look ok .
Pin 3 should have +150 or so pin 4 should have - 3 or -4 volts.
Terry
Pin 3 should have +150 or so pin 4 should have - 3 or -4 volts.
Terry