• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
Standards [CURRENT]

FD Z81-021 ; FD TBR 21:1999-05-01
Terminal Equipment (TE). Attachment requirements for pan-European approval for connection to the analogue Public Switched Telephone Networks (PSTNs) of TE (excluding TE supporting the voice telephony service) in which network addressing, if provided, is by means of Dual Tone Multi Frequency (DTMF) signalling

Title (German)

ENDEINRICHTUNGEN. ANSCHLUSSBEDINGUNGEN FUER DIE EUROPAEISCHE ZULASSUNG DES ANSCHLUSSES AN ANALOGE OEFFENTLICHE FERNSPRECHWAEHLNETZE VON ENDGERAETEN (AUSSCHLIESSLICH DER SPRACH- TELEFONDIENST ANNEHMENDEN ENDERAETE), IN WELCHEN DIE NETZADRESSIERUNG, FALLS VORHANDEN, DURCH DTMF-ZEICHENGABE ERFOLGT

Edition 1999-05-01
Original language French
Price from 157.80 €
Table of contents