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  • ETSI ES 201 235-4
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ETSI ES 201 235-4

  • Final draft Version 1.2.1Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for use in Terminal Equipment for end-to-end signalling
  • standard by European Telecommunications Standards Institute, 03/01/2002
  • Publisher: ETSI

$9.00$17.50


Update of ES 201 235-4 to include new information on test tones and levels for digital transmitters

Product Details

Edition:
Final draft V 1.2.1
Published:
03/01/2002
Number of Pages:
15
File Size:
1 file

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