08-10-2017, 07:54 AM
Early 70's - that's a transition era, and it could be either tube or transistor or a mix. It had probably set in storage for a long time without use. Most likely you failed an electrolytic capacitor in the low voltage power supply. I 2nd Mike - (Morzh), unless you have TV experience, best to stay out of it. There are some very dangerous voltages in there.
If I could find the place called "Somewhere", I could find "Anything"
Tim
Jesus cried out and said, "Whoever believes in me , believes not in me but in him who sent me" John 12:44