DIN EN 61669 PDF

Published Date: 06/01/2018

Electroacoustics - Measurement of real-ear acoustical performance characteristics of hearing aids (IEC 61669:2015); German version EN 61669:2016

Published Date: 08/01/2013

Draft Document - Electroacoustics - Measurement of real-ear acoustical performance charatericstics of hearing aids (IEC 29/807/CD:2013)

Published Date: 11/01/2002

Electroacoustic - Equipment for the measurement of real-ear acoustical characterics of hearing aids (IEC 61669:2001); German version EN 61669:2001

Published Date: 11/01/1992

Hearing aids; part 5: nipples for insert earphones (IEC 60118-5:1983); german version HD 450.5 S1:1985

Published Date: 08/01/2006

Electroacoustics - Hearing aids - Part 7: Measurement of performance characteristics of hearing aids for production, supply and delivery quality assurance purposes (IEC 60118-7:2005); German version EN 60118-7:2005

Published Date: 09/01/2018

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components (IEC 62489-1:2010 + A1:2014 + A2:2017); German version EN 62489-1:2010 + A1:2015 + A2:2018

Published Date: 05/01/2008

Draft Document - Electroacoustics - Hearing aids - Part 13: Electromagnetic compatibility (EMC) (IEC 29/645/CD:2008)

Published Date: 10/01/1999

CIE standard illuminants for colorimetry

Published Date: 10/01/1991

CIE standard colorimetric observers

Published Date: 06/01/2019

Colorimetry - Part 1: CIE standard colorimetric observers

Published Date: 07/01/2019

Colorimetry - Part 1: CIE standard colorimetric observers

Published Date: 08/31/2022

Colorimetry - Part 2: CIE standard illuminants

Published Date: 09/01/2022

ISO/CIE 11664-2 Colorimetry - Part 2: CIE standard illuminants