Helical-scan digital component video cassette recording system using 19 mm magnetic tape, format D-1; (IEC 61016:1989 + A1:1999); German version EN 61016:2000
Edition 2001-12

Electroacoustics - Hearing aids - Part 7: Measurement of performance characteristics of hearing aids for production, supply and delivery quality assurance purposes (IEC 60118-7:2005); German version EN 60118-7:2005
Edition 2006-08

Plastics - Sorted plastics wastes - Part 1: General characterisation; German version EN 15347-1:2024
Edition 2024-10

Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements (IEC 60118-4:2014 + A1:2017); German version EN 60118-4:2015 + EN IEC 60118-4:2015/A1:2018
Edition 2018-08

Environmental testing - Part 2: Tests; test L: Dust and sand (IEC 60068-2-68:1994); German version EN 60068-2-68:1996
Edition 1997-02

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components (IEC 62489-1:2010 + A1:2014 + A2:2017); German version EN 62489-1:2010 + A1:2015 + A2:2018
Edition 2018-09

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 9: Mechanical drainage of sewage sludge
Edition 2017-02

Soil quality - Field tests - Determination of soil penetration resistance by means of a hand held penetrometer
Edition 2012-07

Concrete for prefabricated sewage units - Manufacture, requirements, testing and quality control
Edition 1998-08

Torrent control; terms, planning and construction
Edition 1985-06