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Data transmission equipment signal conversion modules for a 64 Kbit/s basic digital channel. Types and basic parameters
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Communication networks and systems in substation. Part 7-4. Basic communication structure for substation and feeder equipment. Compatible logical node classes and data classes
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Information technology. International standardized profiles AFTnn. File transfer access and management. Part 3. AFT11 - simple file transfer service (unstructured)
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Digital audio broadcasting system DRM. Multiplex distribution interface (MDI)
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Electrical equipment for measurement, control and laboratory use. EMC requirements. Part 2-5. Additional requirements, test configuration, operational conditions and performance criteria for field devices with field bus interfaces according to IEC 61784-1
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Low-power electronic tubes or valves. Measuring methods
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