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Devices adding the signals of several transmitters of TV and radio in the ranges VHF and UHF. Main settings. Technical requirements. Methods of measurement
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Digital video broadcasting. Television sets. General technical requirements and methods of control
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High-voltage kenotrons. The anode current measurement method
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Main video channel of radio relay and satellite transmission system. Basic parameters and measuring methods
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Information technology. Open systems Interconnection. The directory. Part 6. Selected attribute types
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Optical fibres. Part 2-60. Product specifications. Sectional specification for category C single-mode interconnection fibres
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