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Sound system equipment. Part 11. Application of connectors for the interconnection of sound system components
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Electromagnetic compatibility of technical equipment. Safety of household and similar electrical appliances when subjected to electromagnetic disturbances. Requirements and test methods
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Low-power electronic tubes and valves. Methods of measuring the equivalent resistance of noises
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Variable resistors. Low voltage method of testing of moveable contact intermediate resistance
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Optoelectronic integrated microcircuits. Method for measuring initial residual voltage of analogue signal commutators
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