Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements
€60.00
Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique
€83.00
Electroacoustics - Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison
€76.00
€0.00
Electroacoustics - Simulators of human head and ear -- Part 5: 2 cm³ coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts (IEC 60318-5:2006).
€64.00
Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aids
€89.00
€104.00
Medical electrical equipment - Part 2-66: Particular requirements for the basic safety and essential performance of hearing instruments and hearing instrument systems
€115.00
Measurement microphones. Part 8: Methods for determining the free-field sensitivity of working standard microphones by comparison
€79.00
Electroacoustics - Methods to determine corrections to obtain the free-field response of a sound level meter
€91.00
Electroacoustics - Simulators of human head and ear -- Part 4: Occluded-ear simulator for the measurement of earphones coupled to the ear by means of ear inserts
€69.00
Electroacoustics - Measurement microphones -- Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
€90.00
Electroacoustics - Audiometric equipment - Part 3: Test signals of short duration
€61.00
Electroacoustics - Simulators of human head and ear -- Part 1: Ear simulator for the measurement of supra-aural and circumaural earphones
€75.00
Electroacoustics - Audiometric equipment -- Part 6: Instruments for the measurement of otoacoustic emissions
