Laser modules used for telecommunication - Reliability assessment (IEC 61751:1998); German version EN 61751:1998
Edition 1998-11

Fibre optic active components and devices - Test and measurement procedures - Part 4: Relative intensity noise using a time-domain optical detection system (IEC 62150-4:2009); German version EN 62150-4:2010
Edition 2010-08

Recording - Helical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) - Part 7: EDTV2 format (IEC 61834-7:2001); German version EN 61834-7:2001
Edition 2002-02

Non-broadcast video tape recorders - Methods of measurement - Part 4: Calibration tape (NTSC/PAL/SECAM) (IEC 61041-4:1997); German version EN 61041-4:1997
Edition 1998-08

Methods of measurement for broadcast video tape recorders - Part 2: Electrical measurements of analogue composite video signals (IEC 61237-2:1995); German version EN 61237-2:1995
Edition 1996-04

Environmental testing - Part 3-8: Supporting documentation and guidance - Selecting amongst vibration tests (IEC 60068-3-8:2003); German version EN 60068-3-8:2003
Edition 2004-09

Helical-scan digital composite video cassette recording system using 19 mm magnetic tape, format D2 (NTSC, PAL, PAL-M) (IEC 61179:1993); German version EN 61179:1993
Edition 1994-01

Fibre optic communication subsystem test procedures - Part 2-8: Digital systems - Determination of low BER using Q-factor measurements (IEC 61280-2-8:2021); German version EN IEC 61280-2-8:2021
Edition 2022-12

Methods of measurement for equipment used in terrestrial radio-relay systems; measurements for sub-systems; frequency modulators; identical with IEC 60487-2-4, edition 1984
Edition 1988-08

Calibration of fibre-optic power meters (IEC 61315:2019); German version EN IEC 61315:2019
Edition 2020-07