Pulse-time-modulated multiplex radio relay system radio frequency equipment
14 June 1947
An experimental system operating on frequencies in the range 1 200-1 400 Mc/s with pulse modulation is described. The system includes 3 links (10.6, 23 and 29.8 miles) arranged in a triangle between New York, and two points in New Jersey. The transmitting and receiving equipment and performance are considered.