Ergonomics - Accessible design - Spoken instructions of consumer products (ISO 24551:2019); German version EN ISO 24551:2019
€69.91
Polarized & non-polarized plugs for use on hearing aids.
€269.00
Characteristics & method of test of air conduction hearing aids using electronic amplification
Hearing aids - Part 1: Hearing aids with induction pick-up coil input (IEC 60118-1:1995); German version EN 60118-1:1995
€41.78
Hearing aids - Part 2: Hearing aids with automatic gain control circuits (IEC 60118-2:1983 + IEC 118-2/A1:1993); German version EN 60118-2:1995
€56.17
Hearing aids; part 7: measurement of the performance characteristics of hearing aids for quality inspection for delivery purposes (IEC 60118-7:1983 + IEC 118-7 AMD 1:1994); German version EN 60118-7:1993 + A1:1994.
€63.27
Hearing aids - Part 2: Hearing aids with automatic gain control circuits - measurements using broad band input signal (IEC 29(Secretariat)276:1994)
Hearing aids; hearing aids with automatic gain control circuits; identical with IEC 60118-2, edition 1983
Hearing aids; measurement of electroacoustical characteristics; identical with IEC 60118-0, edition 1983
€77.20
Occluded-ear simulator for the Measurement of earphones coupled to the ear by ear inserts; identical with IEC 60711, edition 1981
€48.79
Procedures for the measurement of real-ear characteristics of hearing aids (ISO/CD 12124:1997)
Hearing aids - Part 4: Magnetic field strength in audio-frequency inductive loops for hearing aid purposes (IEC 29/550/CD:2004)
€116.64
Electroacoustics - Hearing aids - Part 8: Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions (IEC 29/584/FDIS:2005); German version prEN 60118-8:2005
Ergonomics - Accessible design - Indicator lamps on consumer products (ISO/DIS 24550:2019); German and English version prEN ISO 24550:2019
Ergonomics - Accessible design - Spoken instructions of consumer products (ISO/DIS 24551:2019); German and English version prEN ISO 24551:2019
