Alpine, NJ–Modulator, Transmitter Mixer, Keyer A and Keyer B (left), Receiver (right), undated When the second World War started in 1939, the United State Signal Corps approached Armstrong for assistance as they wished to use frequency modulation for mobile-military communications. Mobile FM was invaluable during the war and Armstrong allowed the US military use of his […]
Tag: antenna
Alpine, New Jersey-Part II…
Alpine, NJ-Aerial view of 400 foot radio tower and transmitter building, undated As a result of some queries I received with regard to the last post, I decided station W2XMN warrants additional details (photographs and documents). Alpine,NJ-Unidentified individuals on radio tower, undated First, Armstrong choose Alpine as the site for his station because […]