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Public Switched Telephone Network (PSTN); Study on the generation of analogue ringing signals
STANDARD published on 8.12.2000
Designation standards: ETSI TR 101768-V1.1.1
Publication date standards: 8.12.2000
SKU: NS-314988
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: European technical standard
Category: Technical standards ETSI
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