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GB/T 5581-1985
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
General Product Information
| Committee | The Institute of Standardization of the Posts and Telecommunications Industry |
|---|---|
| Document Type | National standards |
| Publisher Name | National Standards Bureau |
| Standard Status | Abolished |
| Standard Code | GB/T 5581-1985 |
| CCS | Digital communication equipment |
| ICS | Telecommunications system |
| Implement Date | 1986-07-01 |
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$ 42
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$ 42
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$ 42