Funny. I was fascinated in the same way by the crystal (germanium diode) radio kit I built as a kid but I wish now I'd built one of the "oatmeal box" more-or-l

Funny. I was fascinated in the same way by the crystal (germanium diode) radio kit I built as a kid but I wish now I'd built one of the "oatmeal box" more-or-less-from-scratch radios. It's probably easier than ever to do that - you can get galena off ebay.