Russian standards
Information processing systems. Data communications. High-level data link control balanced classes of procedures. Data-link lay
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Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Measurement methods of currents of anode and grids, having positive voltage relative to cathode and zero anode and grids currents
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Radio beacons for short range radio engineering navigation systems. Flight test methods
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Transmitting indoor feeders of low frequency, mean frequency and high frequency bands. Types, basic parameters, technical requirements, methods of measurements
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High power radio frequency connectors. Basic parameters and technical requirements. Methods of tests and measurements
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Information technology. Metadata registries (MDR). Part 1. Framework
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