Maritime navigation and radiocommunication equipment and systems - Automatic identification system (AIS) - Part 2: AIS AtoN Stations - Operational and performance requirements, methods of testing and required test results (IEC 62320-2:2016); English version EN 62320-2:2017
Edition 2017-07

Maritime navigation and radiocommunication equipment and systems - Automatic Identification Systems (AIS) - Part 2: Class A shipborne equipment of the automatic identification system (AIS) - Operational and performance requirements, methods of test and required test results (IEC 61993-2:2018); English version EN IEC 61993-2:2018
Edition 2019-05

Maritime navigation and radiocommunication equipment and systems - Automatic identification system (AIS) - Part 1: AIS Base Stations - Minimum operational and performance requirements, methods of testing and required test results (IEC 62320-1:2015); English version EN 62320-1:2015
Edition 2015-11

Radio Equipment and Systems (RES) - Private wide area paging service - Part 1: Technical characteristics for private wide-area paging systems; English version ETS 300719-1:1997
Edition 1998-07

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015); English version EN ISO 10439-1:2015, only on CD-ROM
Edition 2015-05

Respiratory protective devices - Half masks and quarter-masks - Requirements, testing, marking; German version EN 140:1998
Edition 1998-12

Respiratory protective devices - Valved filtering half masks to protect against gases or gases and particles - Requirements, testing, marking; German version EN 405:2001+A1:2009
Edition 2009-08

Respiratory protective devices - Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only - Requirements, testing, marking; German version EN 1827:1999+A1:2009
Edition 2009-11

Piezoelectric filters; part 2: guide to the use of piezoelectric filters; section 1: quartz crystal filters; identical with IEC 60368-2-1:1988
Edition 1993-07

Methods of measurement for radio transmitters; part 2: bandwidth, out-of-band power and power of non-essential oscillations
Edition 1982-11