SAC - GB/T 5581-85

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

inactive, Most Current
Organization: SAC
Publication Date: 12 November 1985
Status: inactive

Document History

GB/T 5581-85
November 12, 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
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