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Digital cellular telecommunications system (Phase 2+) (GSM). Adaptive Multi-Rate (AMR) speech transcoding (GSM 06.90 version 7.2.1 Release 1998)
STANDARD published on 1.5.2001
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Designation standards: STN EN 301704-V7.2.1
Classification mark: 871704
Catalog number: 17433
Publication date standards: 1.5.2001
SKU: NS-520673
The number of pages: 58
Approximate weight : 174 g (0.38 lbs)
Country: Slovak technical standard
Category: Technical standards STN
1.8.2002
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Latest update: 2025-01-07 (Number of items: 2 218 326)
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