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I'm not sure you can really do that now. There are far more non-voice things transmitted on AM frequencies, so there is a good chance that your not-very-sele

I'm not sure you can really do that now. There are far more non-voice things transmitted on AM frequencies, so there is a good chance that your not-very-selective home-made radio is picking up someones garage door opener as the strongest signal.

msla 3y ago
The FCC is rather prickly about electrical noise in the licensed bands, to the point companies have had to modify designs to not become impromptu transmitters on those frequencies. This is one reason power cords grow those little black cylinders called ferrite beads: https://en.wikipedia.org/wiki/Ferrite_bead https://en.wikipedia.org/wiki/Ferrite_bead So, in theory, a crystal set should still be a good way to pick up conservative talk radio and sports talk and you kinda get the idea it wouldn't be a popular project for kids these days given the current media landscape.