Electroacoustics - Simulators of human head and ear - Part 5: 2 cm<sup>3</sup> coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts— 27 стр.
Electroacoustics. Simulators of human head and ear. 2 cm$u3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts— 18 стр.
Environmental testing - Part 2-83: Tests - Test Tf: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method using solder paste— 76 стр.
Electroacoustics - Hearing aids - Part 8: Methods of measurement of performance characteristics of hearing aids under simulated [<i>in situ</i>] working conditions— 63 стр.
Electroacoustics - Hearing aids - Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes— 45 стр.
Electroacoustics. Simulators of human head and ear. Occluded-ear simulator for the measurement of earphones coupled to the ear by means of ear inserts— 22 стр.
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— 38 стр.
Electroacoustics. Hearing aids. Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes— 26 стр.
Electroacoustics. Hearing aids. Methods of measurement of performance characteritics of hearing aids under simulated in situ working conditions— 36 стр.
Medical electrical equipment. Particular requirements for the basic safety and essential performance of hearing instruments and hearing instrument systems— 62 стр.
