ETSI TS 101 235-1

ETSI TS 101 235-1
ETSI TS 101 235-1 English PDF [ Withdrawn ] Specification of Dual Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 1: General

standard published 05/01/2000 by European Telecommunications Standards Institute

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Full Description

The various parts of this ETSI Technical Specification provide a complete set of requirements for all applications intending to use DTMF signalling.

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