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Digital video broadcasting. Terrestrial digital television broadcasting. Mega-frame for single frequency network synchronization. General technical requirements
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Safety aspects for xDSL signals on circuits connected to telecommunication networks (DSL: Digital Subscriber Line)
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Low-power electronic tubes and valves. Methods of measurement of cathode heating time and readiness time
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Semiconductor UHF mixer and detector diodes. Measurement method of voltage standing-wave ratio
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Information technology. Open systems interconnection. Basic reference model. Part 1. The basic model
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