Registration number (WIID)Project No.TitleStatus
77433prEN IEC 61094-2Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity techniqueIzstrādē
77432prEN IEC 60645-5Electroacoustics - Audiometric equipment - Part 5: Instruments for the measurement of aural acoustic impedance/admittanceIzstrādē
70239EN IEC 60263:2020Scales and sizes for plotting frequency characteristics and polar diagramsIzstrādē
45798EN 61094-3:2016Electroacoustics - Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity techniqueIzstrādē
46021EN 60645-5:2005Electroacoustics - Audiometric equipment - Part 5: Instruments for the measurement of aural acoustic impedance/admittanceIzstrādē
68541EN IEC 60118-16:2022Electroacoustics - Hearing aids - Part 16: Definition and verification of hearing aid featuresIzstrādē
72098EN IEC 60318-8:2022Electroacoustics - Simulators of human head and ear - Part 8: Acoustic coupler for high-frequency measurements of hearing aids and earphones coupled to the ear by means of ear insertsIzstrādē
54436prEN 60225Electroacoustics - Octave-band and fractional-octave-band filtersIzstrādē
56150EN 61183:1994Electroacoustics - Random-incidence and diffuse-field calibration of sound level metersIzstrādē
50092EN 61043:1994Electroacoustics - Instruments for the measurement of sound intensity - Measurement with pairs of pressure sensing microphonesIzstrādē
Displaying 51-60 of 278 results.