System Omega and differential Omega receivers for ships; operational and performance requirements; methods of testing and required test results (IEC 61110:1992); German version EN 61110:1992
Edition 1993-08

Generic specification - Photomultiplier tubes; German version EN 114000:1991
Edition 1996-10

Family specification - Digital integrated HC MOS circuits - Series HC/HCT/HCU; German version EN 190109:1994
Edition 1996-11

Plain bearings; hydrostatic plain journal bearings under steady-state conditions; calculation of oil-lubricated plain bearings without drainage grooves
Edition 1991-06

Binary floating-point arithmetic for microprocessor systems (IEC 60559:1989); german version HD 592 S1:1991
Edition 1992-01

Loran-C receivers for ships; minimum performance standards; methods of testing and required test results (IEC 61075:1991, modified); German version EN 61075:1993
Edition 1994-03

Gyromagnetic materials intended for application at microwave frequencies - Measuring methods for properties (IEC 60556:2006 + A1:2016); German version EN 60556:2006 + A1:2016
Edition 2017-02

Transitions, pulses and related waveforms - Terms, definitions and algorithms (IEC 60469:2013); German version EN 60469:2013
Edition 2014-02

Tungsten filament lamps for domestic and similar general lighting purposes - Performance requirements (IEC 60064:1993, modified + A2:2002, modified + A3:2005, modified + A4:2007, modified + A5:2009, modified); German version EN 60064:1995 + A2:2003 + A3:2006 + A4:2007 + A11:2007 + A5:2009
Edition 2010-05

Generic specification: Fibre optic branching devices; German version EN 181000:1994
Edition 1995-02