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High-voltage kenotrons. Method of measurements of electric parameters. General requirements
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Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Method of measurement of leakage currents between electrodes and between cathode and heater
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TV receiving aerials for television and sound broadcasting stations in VHF and UHF frequency bands. General technical requirements
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Image intensifier and image converter tubes. Method of checking the picture quality viewing area
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Aircrafts and helicopters. Antenna feeder devices of connection, navigation, landing and airtraffic control. General technical requirements, parameters, methods of measurements
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