Just to close this out, thank you to all who jumped in here, especially so quickly. I now have the schematic and can continue tinkering. I'll post progress when I have good news!
__________________
1953 GE 21C141 with RCA UHF adapter, 1952 Midwest CV-20, Aircastle 5002, RCA 1X591, Philco P720WH, RCA-Victor K60, Hitachi TH-812, Philco 112x
|