Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
€59.00
Electroacoustics - Hearing aids - Part 9: Methods of measurement of the performance characteristics of bone conduction hearing aids
€81.00
Electroacoustics - Sound calibrators
€119.00
Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
€63.00
Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique
€0.00
€85.00
Electroacoustics - Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison
€78.00
€107.00
Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aids
€91.00
Electroacoustics - Sound level meters - Part 3: Periodic tests
€72.00
Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests
€92.00
Electroacoustics - Sound level meters - Part 1: Specifications
€104.00
Measurement microphones. Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparison
Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter
€93.00
Electroacoustics - Hearing aids - Part 15: Methods for characterising signal processing in hearing aids with a speech-like signal
