3688 Electro-acoustical measurement

Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aids

Electroacoustics - Hearing aids - Part 15: Methods for characterising signal processing in hearing aids with a speech-like signal

Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements

Electroacoustics - Simulators of human head and ear - Part 3: Acoustic coupler for the calibration of supra-aural earphones used in audiometry

Electroacoustics - Simulators of human head and ear - Part 6: Mechanical coupler for the measurement of bone vibrators

Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration

Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique

Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique

Electroacoustics - Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison

Electroacoustics - Measurement of real-ear acoustical performance characteristics of hearing aids

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 2: Methods of calculating and measuring the low-frequency magnetic field emissions from the loop for assessing conformity with guidelines on limits for human exposure