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BS 8521
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Specification for dual-tone multi-frequency (DTMF) signalling protocol for social alarm systems
| Published by | Publication Date | Number of Pages |
| BSI | 04/30/2009 | 30 |
BS 8521 – Specification for dual-tone multi-frequency (DTMF) signalling protocol for social alarm systems
Cross References:
BS EN 50134-1
BS EN 50134-3
ES 201 235-1
ES 201 235-2
ES 201 235-4
ITU-T Recommendation G.711:1988
All current amendments available at time of purchase are included with the purchase of this document.
Product Details
- Published:
- 04/30/2009
- ISBN(s):
- 9780580550799
- Number of Pages:
- 30
- File Size:
- 1 file , 820 KB
- Product Code(s):
- 30129608, 30129608, 30129608
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
