AM radio is such a simple modulation scheme that even a piece of grass can be used to demodulate it, with enough power. https://www.youtube.com/watch?v=b9UO9tn4

AM radio is such a simple modulation scheme that even a piece of grass can be used to demodulate it, with enough power. https://www.youtube.com/watch?v=b9UO9tn4MpI https://www.youtube.com/watch?v=b9UO9tn4MpI