| Apart from chucking it in the bin, what can you do with old AM car radio or clock radio in your junkbox? How about turning it into a crystal...
| Apart from chucking it in the bin, what can you do with old AM car radio or clock radio in your junkbox? How about turning it into a crystal...
| This circuit is purposely presented with many loose ends (not literally, of course) to stimulate experimenting with RF circuitry at a small...