Methods of measurement for equipment used in terrestrial radio-relay systems; measurements for sub-systems; stand-by channel switching equipment; identical with IEC 60487-2-2, edition 1981
Edition 1987-03

Optical amplifiers - Test methods - Part 10-1: Multichannel parameters - Pulse method using an optical switch and optical spectrum analyzer (IEC 61290-10-1:2009); German version EN 61290-10-1:2009
Edition 2010-01

Measurement of quartz crystal unit parameters by zero phase technique in a π-network - Part 1: Basic method for the measurement of resonance frequency and resonance resistance of quartz crystal units by zero phase technique in a π-network (IEC 60444-1:1986 + A1:1999); German version EN 60444-1:1997 + A1:1999
Edition 2000-09

Corrosion of metals - Testing and assessment of the corrosion protection of coated metallic materials under corrosive action by aqueous media
Edition 2019-03

Optics and photonics - Quality evaluation of optical systems - Assessing the image quality degradation due to chromatic aberrations (ISO 15795:2002+Cor. 1:2007)
Edition 2008-04

Characterization of waste - Leaching; Compliance test for leaching of granular and sludges - Part 2: One stage batch test at a liquid to solid ratio of 10 l/kg with particle size below 4 mm (without or with size reduction); German version EN 12457-2:2002
Edition 2003-01

Characterization of waste - Leaching; Compliance test for leaching of granular and sludges - Part 1: One stage batch test at a liquid to solid ration of 2 l/kg with particle size below 4 mm (without or with size reduction); German version EN 12457-1:2002
Edition 2003-01

Textiles - Yarn from packages - Determination of linear density (mass per unit length) by the skein method (ISO 2060:1994); German version EN ISO 2060:1995
Edition 1995-04

Guide for the development of a business model for home related services - Part 4: Financing models
Edition 2012-12

Protection against pollution of potable water installations and general requirements of devices to prevent pollution by backflow; German version EN 1717:2000; Technical rule of the DVGW
Edition 2011-08