Provide PDF Format
ETSI EN 300 451
- Access and Terminals (AT); Ordinary quality voice bandwidth 4-wire analogue leased line (A4O); Connection characteristics and network interface presentation
- standard by European Telecommunications Standards Institute, 07/01/2001
- Publisher: ETSI
$15.00$29.50
Specification of the public network side of the interface and the performance of the leased line service, including test procedures for compliance Revision of ETS 300 451 to improve the safety related text following a liaison from TC Safety.
Related Products
ETSI ETR 290
Digital Video Broadcasting (DVB); Measurement guidelines for DVB systems..
$37.00 $74.00
ETSI TS 121 101
Universal Mobile Telecommunications System (UMTS); 3rd Generation mobile system Release 1999 Specifi..
$11.00 $21.51
ETSI ETS 300 392-12-23
Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; S..
$19.00 $37.00
ETSI I-ETS 300 480
Public Switched Telephone Network (PSTN); Testing specification for analogue handset telephony..
$13.00 $25.50