Pre-recorded optical reflective videodisk system "Laser vision" 50 Hz/625 lines; PAL (IEC 60856:1986 + A1:1993); German version EN 60856:1993 + A1:1993
Edition 1994-01

Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2022); German version EN ISO 8253-3:2022
Edition 2022-11

Measurement of the electrical properties of electronic tubes; part 14: methods of measurement of radar and oscilloscope cathode-ray tubes
Edition 1980-05

Hearing aids - Part 14: Specification of a digital interface (IEC 60118-14:1998); German version EN 60118-14:1998
Edition 1998-11

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-32: Examinations and measurements - Polarisation mode dispersion measurement for passive optical components (IEC 61300-3-32:2006); German version EN 61300-3-32:2006
Edition 2007-04

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 8: PALplus format for the 625-50 system (IEC 61834-8:2001); German version EN 61834-8:2001
Edition 2002-03

Maritime navigation and radiocommunication equipment and systems - Part 1: Shipborne automatic transponder system installation using VHF digital selective calling (DSC) techniques; operational and performance requirements, methods of testing and required test results (IEC 61993-1:1999); German version EN 61993-1:1999
Edition 2000-06

Helical-scan video tape cassette system using 12,65 mm (0,5 in) magnetic tape on type L (IEC 60961:1993); German version EN 60961:1994
Edition 1994-07

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

Non destructive testing - Testing of hard spots on plates
Edition 2018-12