Even if its dead buy vintage electrinics.the good stuff i mean.
There are hordes of guys who love nothing more then fixing this stuff.
Like thats literally their passion and almost like a personal challenge to get them working again.these guys look at schematics like some people look at Playboys.
My uncle is like this, but he doesn't use eBay. He doesn't have a computer or even cable (which was weirder a decade ago, but still). I don't know where he finds the stuff or the parts.