Aerospace series - Elements of electrical and optical connection; Test methods - Part 601: Optical elements; Insertion loss; German and English version EN 2591-601:2001
Edition 2002-10

Optical amplifiers - Test methods - Part 7-1: Out-of-band insertion losses - Filtered optical power meter method (IEC 61290-7-1:2007); German version EN 61290-7-1:2007
Edition 2008-02

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020); German version EN ISO 11691:2020
Edition 2021-03

Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2009
Edition 2010-01

Aerospace series - Elements of electrical and optical connection - Test methods - Part 222: Insertion Loss (I.L.); German and English version EN 2591-222:2007
Edition 2009-01

Radio-frequency connectors - Part 1-2: Electrical test methods - Insertion loss (IEC 61169-1-2:2019); German version EN IEC 61169-1-2:2019
Edition 2021-02

Connectors for electronic equipment - Tests and measurements - Part 23-2: Screening and filtering tests - Test 23b: Suppression characteristics of integral filters (IEC 60512-23-2:2010); German version EN 60512-23-2:2010
Edition 2011-06

Mechanical vibration - Resilient elements used in railway tracks - Part 4: Analytical evaluation of insertion loss of mounted track systems
Edition 2008-07

Mechanical vibration - Resilient elements used in railway tracks - Part 3: Experimental evaluation of insertion loss of mounted track systems (in a test rig and in situ)
Edition 2014-04

Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 7: Extrinsic characteristics - In situ values of insertion loss; German version CEN/TS 16272-7:2015
Edition 2015-12