Fibre optic interconnecting devices and passive components - Performance standard - Part 081-2: Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category C - Controlled environments (IEC 61753-081-2:2014); German version EN 61753-081-2:2014
Edition 2015-03

Multimedia systems - Guide to the recommended characteristics of analogue interfaces to achieve interoperability (IEC 61938:2018); German version EN IEC 61938:2018
Edition 2018-10

Acoustics - Determination of sound power radiated into a duct by fans and other air-moving devices - In-duct method (ISO 5136:2003); German version EN ISO 5136:2009
Edition 2009-11

Rotating shaft vibration measuring systems - Part 1: Relative and absolute sensing of radial vibration (ISO 10817-1:1998)
Edition 1999-11

Hollow metallic waveguides - Part 2: Relevant specifications for ordinary rectangular waveguides (IEC 60153-2:2016); German version EN 60153-2:2016
Edition 2017-02

Quartz crystal units for frequency control and selection; part 2: guide to use of quartz crystal units for frequency control and selection; Section one: quartz crystal units for microprocessor clock supply; identical with IEC 60122-2-1:1991
Edition 1992-08

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 1: Measurements common to terrestrial radio-relay systems and satellite earth stations; section 2: basic characteristics (IEC 60835-1-2:1992/A1:1995); German version EN 60835-1-2:1993/A1:1995
Edition 1995-08

Terrestrial digital multimedia broadcasting (T-DMB) receivers - Part 3: Common API (IEC 62516-3:2013); German version EN 62516-3:2013
Edition 2013-09

Acoustics - Measurement of sound absorption properties of road surfaces in situ - Part 2: Spot method for reflective surfaces (ISO 13472-2:2010)
Edition 2010-12

Nuclear facilities - Operational monitoring - Part 2: Vibration monitoring for early detection of changes in the vibrational behavior of the primary coolant circuit in pressurized water reactors
Edition 2009-05