V interfaces at the digital Local Exchange (LE) - V5.1 interface for the support of Access Network (AN) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the network layer (AN side) (Endorsement of the English version EN 300324-3 V 3.1.1 (2001-03) as German standard)
Edition 2001-12

V interfaces at the digital Local Exchange (LE) - V5.2 interface for the support of Access Network (AN) - Part 8: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the data link layer (Endorsement of the English version EN 300347-8  V 2.1.2 (2000-06) as German standard)
Edition 2001-05

V-interfaces at the digital Local Exchange (LE) - V5.1 interface for the support of Access Network (AN) - Part 8: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the data link layer (Endorsement of the English version EN 300324-8 V 2.1.1. (2000-05) as German standard)
Edition 2001-05

Conformity assessment - General requirements for peer assessment of conformity assessment bodies and accreditation bodies (ISO/IEC 17040:2005)
Edition 2005-04

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 3: Measurement on satellite earth stations; section 11: Service channel equipment for SCPC-PSK transmission (IEC 60835-3-11:1995); German version EN 60835-3-11:1995
Edition 1995-08

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 3: Measurements on satellite earth stations; section 2: Antenna (IEC 60835-3-2:1995); German version EN 60835-3-2:1996
Edition 1997-04

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 1: Measurements common to terrestrial radio-relay systems and satellite earth stations; section 4: Transmission performance (IEC 60835-1-4:1992/A1:1995); German version EN 60835-1-4:1995/A1:1995
Edition 1996-02

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 1: Measurements common to terrestrial radio-relay systems and satellite earth stations; section 4: Transmission performance (IEC 60835-1-4:1992); German version EN 60835-1-4:1995
Edition 1995-04

Satellite Earth Stations and Systems (SES) - Satellite Interactive Terminals (SIT) using satellites in geostationary orbit operating in the 11 GHz to 12 GHz (space-to-earth) and 29 GHz to 30 GHz (earth-to-space) frequency bands (Endorsement of the English version EN 301359 V 1.1.1 (1999-04) as German standard)
Edition 2000-04

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay systems; section 6: Protection switching (IEC 60835-2-6:1995); German version EN 60835-2-6:1995
Edition 1995-08