Main video channel of radio relay and satellite transmission system. Basic parameters and measuring methods
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Direction finders. Terms and definitions
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Secondary radar systems for air traffic control. The measuring methods of main parameters
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Hectometric and decametric wave transmitters with the power not exceeding 1 kw used in the fixed service. Basic parameters and technical requirements
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Input and output digital signals of air board very high omidirectional radio range (VOR) receiver of short range navigation radiotechnical system. General requirements
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Input and output digital signals of air board receiver of the radio beacon instrumental landing system (ILS). General requirements
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Radiorelay equipment. Classification. Interface basic parameters
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The on-board system for transmitting the warning signals from the spacecrafts. Parameters of the radio link signals
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Direct broadcasting satellite television programs reception installations. Classification. Basic parameters. Technical requirements. Methods of measurement
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Aircraft and helicopters. Antenna feeder devices of connection, navigation, landing and air traffic control. General specification, parameters, methods of measurements
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Channels and paths. Regional RRL. Main parameters and measuring methods
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Radiorelay equipment. Interfaces. Measurements methods
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