[Eliot Ness]

.........I think I'm ready to throw in the towel on this one.....

Sleep on it a few days or weeks Ron and maybe you'll get an idea or two. 

Once Terry started taking in modern receivers he realized he was in over his head.  Between parts availability, his unfamiliarity with the solid state circuits, and lack readily of available documentation left him with more than one stack of receivers.  He still has over a dozen lined up in his basement that he'll never get to, but that's another story.