That's partially true. One important difference is that a lot of electronics had schematics available. I know for a fact our TV had one, taped to the inside of

That's partially true. One important difference is that a lot of electronics had schematics available. I know for a fact our TV had one, taped to the inside of the chassis. I was deeply fascinated by the intricate schematics at the time. I could spend hours designing my own, copying from the symbol language, but putting them together in ways I thought was beautiful.