GB/T 5581-1985

Specification and measuring method of frequency-modulated voice-frequency telegraph set for a modulation rate of 75 Bauds with channels spaced at 180 Hz

NORMA vydaná dňa 12.11.1985

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The information about the standard:

Designation standards: GB/T 5581-1985
Note: NEPLATNÁ
Publication date standards: 12.11.1985
Country: Chinese technical standard
Kategória: Technické normy GB