Customer Support: 131 242

  • Shopping Cart
    There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

ITU-T E.180/Q.35 (03/98)

Current

Current

The latest, up-to-date edition.

Technical characteristics of tones for the telephone service

Available format(s)

Hardcopy , PDF

Language(s)

English, French, Spanish, Castilian

Published date

15-06-1998

$24.90
Including GST where applicable

DocumentType
Standard Recommendation
Pages
16
PublisherName
International Telecommunications Union (CCIR) and (CCITT)
Status
Current
Supersedes

$24.90
Including GST where applicable