Optical amplifiers - test methods - Part 10-3: Multichannel parameters - Probe methods (IEC 61290-10-3:2002); German version EN 61290-10-3:2003
Edition 2004-02

Measurement of the electrical properties of microwave tubes; general measurements; identical with IEC 60235-2:1972 (status as of 1976)
Edition 1988-09

Measurements of electrical properties of electronic tubes; methods of measurement of emission current from hot cathodes for high-vacuum electronic tubes and valves
Edition 1971-10

Natural stone test methods - Determination of sound speed propagation; German version EN 14579:2004
Edition 2005-01

Nuclear instrumentation - Measurement of activity or emission rate of gamma-ray emitting radionuclides - Calibration and use of germanium-based spectrometers (IEC 61452:2021)
Edition 2023-02

Non-broadcast video tape recorders - Methods of measurement - Part 5: High-band video tape recorders, including those equipped with Y/C video connectors (NTSC/PAL) (IEC 61041-5:1997); German version EN 61041-5:1997
Edition 1998-08

Decontamination of radioactively contaminated surfaces - Testing of decontamination agents for textiles; identical with ISO 9271:1992
Edition 1995-10

Connectors for electronic equipment - Tests and measurements - Part 25-3: Test 25c: Rise time degradation (IEC 60512-25-3:2001); German version EN 60512-25-3:2001
Edition 2002-08

Optical amplifiers - Test methods - Part 11-1: Polarization mode dispersion parameter - Jones matrix eigenanalysis (JME) (IEC 61290-11-1:2008); German version EN 61290-11-1:2008
Edition 2009-02

Determination of rating levels from measurement data - Part 2: Determination of the noise rating level for occupational activities at the work place for the level range underneath the given risk of hearing damage
Edition 2012-09