> AM radio can be transmitted with a roll of wire and a relatively simple transciever from an FOB or refugee camp. Don't forget it can be listened to using a c

> AM radio can be transmitted with a roll of wire and a relatively simple transciever from an FOB or refugee camp. Don't forget it can be listened to using a crystal radio set that is powered from the radio waves. No batteries needed and it can't be detected. https://en.wikipedia.org/wiki/Crystal_radio#%22Foxhole_radios%22 https://en.wikipedia.org/wiki/Crystal_radio#%22Foxhole_radio...