Stubblefield's grounded bare wired Antenna System was part of his system to transmit continuous voice or telegraph signals without wires through a single aerial tower. The first permanent wireless telephone broadcasting installation in the world, (the precursor to AM Radio) -- was erected by ...
Stubblefield's grounded bare wired Antenna System was part of his system to transmit continuous voice or telegraph signals without wires through a single aerial tower. The first permanent wireless telephone broadcasting installation in the world, (the precursor to AM Radio) -- was erected by ...