Integrated Services Digital Network (ISDN) - Call Hold (HOLD) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 300141-2 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN) - Call Hold (HOLD) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user (Endorsement of the English version EN 300141-3 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN); Call Hold (HOLD) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (Endorsement of the English version EN 300141-4 V 1.3.3 (2000-05) as German standard)
Edition 2001-02

Integrated Services Digital Network (ISDN) - Call Hold (HOLD) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version EN 300141-5 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN) - Call Hold (HOLD) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsement of the English version EN 300141-6 V 1.3.4 (1999-11) as German Standard)
Edition 2000-05

Transmission and Multiplexing (TM) - Synchronous Digital Hierarchy (SDH) - Multiplexing structure (Endorsement of the English version EN 300147 V 1.4.1 (2001-09) as German Standard)
Edition 2002-06

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Maritime Emergency Position Indicating Radio Beacons (EPIRBs) intended for use on the frequency 121,5 MHz or the frequencies 121,5 MHz and 243 MHz for homing purposes only - Part 1: Technical characteristics and methods of measurement (Endorsement of the English version EN 300152-1 V 1.2.2 (2000-08) as German standard)
Edition 2001-08

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Maritime Emergency Position Indicating Radio Beacons (EPIRBs) intended for use on the frequency 121,5 MHz or the frequencies 121,5 MHz and 243 MHz for homing purposes only - Part 2: Harmonisized EN under article 3.2 of the R&TTE directive (Endorsement of the English version EN 300152-2 V 1.1.1 (2000-08) as German standard)
Edition 2001-08

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Maritime Emergency Position Indicating Radio Beacons (EPIRBs) intended for use on the frequency 121,5 MHz or the frequencies 121,5 MHz and 243 MHz for homing purposes only - Part 3: Harmonisized EN covering essential requirements of article 3.3 (e) of the R&TTE directive (Endorsement of the English version EN 300152-3 V 1.1.1 (2001-05) as German standard)
Edition 2002-07

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Radiotelephone transmitters and receivers for the maritime mobile service operating in VHF bands - Part 1: Technical characteristics and methods of measurement (Endorsement of the English version EN 300162-1 V1.4.1 (2006-05) as German standard)
Edition 2006-11