Russian standards
Electromagnetic compatibility (EMC). Part 3-12. Limits. Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and 75 A per phase
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Workmanship requirements for soldered electronic assemblies. Part 1. General
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64-level gray scall raster test image for facsimile apparatus. Specifications
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Information protection. Information protection technology. Neural biometric-code converters programming interfaces
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Image intensifier and image converter tubes. Check of the testing voltage
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12,7 mm 9-track magnetic tapes with the density of recording of 32 flux changes per mm. Technical requirements
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