COMSAT GENERAL

Various Telecommunications Apparatuses for Use in Connection with Satellite and Microwave Communication Fields-Namely, Echo Control Apparatus for Use in Satellite and Microwave Communications, Apparatus for Interfacing Terrestrial Communications Systems and Apparatus with Satellite Communications Systems and Apparatus for Satellite Communication: Earth Station Receiver and Transmitter Apparatus, Modulation and Demodulation Apparatus, Up/Down Converters, Low Noise Receivers, High Power Amplifiers, Antennas and Antenna Components-Namely, Reflectors, Feeds, and Supports