Loop antennas were used by most tube AM radios and are still sometimes supplied with receivers today. They were invented by Dr. James Harris Rogers who held numerous patents in telegraphy, telephony and radio.
https://t.co/IqqrAOT5Vy
Loop antennas were used by most tube AM radios and are still sometimes supplied with receivers today. They were invented by Dr. James Harris Rogers who held numerous patents in telegraphy, telephony and radio.
https://t.co/IqqrAOT5Vy