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System for multiplexing sound channel television. Basic parameters
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Automatic equipment for spectrum monitoring stations. Technical requirements and test methods
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Photocells. Determination method of correspondence of current-illumination characteristic of photocell to given linearity limit
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Radiorelay equipment. Classification. Interface basic parameters
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Protection of information. Information security provision in organizations. Basic terms and definitions
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Electromagnetic compatibility of technical equipment. Electronic cash registers. Requirements and test methods
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