Published Date: 12/01/2001

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 1: On-hook data transmission (Endorsement of the English version EN 300659-1 V 1.3.1 (2001-01) as German Standard)

$5.232

DIN EN 61580-1

Published Date: 05/01/1997

Methods of measurement for waveguides - Part 1: Decoupling and rotation of the plane of polarization (IEC 61580-1:1996); German version EN 61580-1:1996

$13.407

DIN EN 301810

Published Date: 12/01/2004

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Private User Mobility (PUM) - Call handling Additional Network Feature (ANF) (ISO/IEC 17878 (2003), modified) (Endorsement of the English version EN 301810 V1.2.1 (2004-01) as German standard)

$5.232

DIN EN 301821

Published Date: 12/01/2004

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Private User Mobility (PUM) - Registration supplementary service (ISO/IEC 17876 (2003), modified) (Endorsement of the English version EN 301821 V1.2.1 (2004-01) as German standard)

$5.232