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Crossbar-type telegraph switching stations (substations). Signals and procedures of interaction between stations (substations) during the setting up of connections at the telex (AT-50), data transmission (PD-200) and gentex networks
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8-bit code of information interchange for 6-dot representation of characters in Braille system
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Electromagnetic compatibility of technical equipment. Immunity of audio, video, audio-visual and entertainment lighting control apparatus for professional use. Requirement and test methods
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Optoelectronic integrated microcircuits and opto-couples. Method for measuring input voltage
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Digital audio broadcasting system DRM. Specific restrictions for the use of the distribution and communication protocol (DCP)
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Optical fibres. Part 1-40. Measurement methods and test procedures. Attenuation
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