Electroacoustics - Audiometric equipment - Part 6: Instruments for the measurement of otoacoustic emissions (IEC 60645-6:2009); German version EN 60645-6:2010
实施日期:2010-08-01
Ultrasonics. Hydrophones. Part 1:Measurement and characterization of medical ultrasonic fields up to 40 MHz
适用范围:Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields up to 40 MHz; Corrigendum 1
实施日期:2008-08-01
适用范围:本标准适用于安装在水面舰艇、潜艇中和水下固定安放的声纳换能器用防水屏蔽橡皮电缆。电缆采用乙丙橡皮绝缘,其交流额定电压为500V、1000V。
发布日期:1986-04-14 实施日期:1987-04-30
Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic fields up to 40 MHz
实施日期:2009-03-01
Audiometers - Part 4: Equipment for extended high-frequency audiometry (IEC 60645-4:1994); German version EN 60645-4:1995
适用范围:The document describes equipment which is designed for the measurement of hearing of frequencies higher than the conventional range used in pure tone audiometry. It specifies requirements for audiometr...
实施日期:2008-05-30
Ultrasonics - Hydrophones - Part 3: Properties of hydrophones for ultrasonic fields up to 40 MHz
实施日期:2008-06-01
Sound system equipment - Electroacoustical transducers - Measurement of large signal parameters
适用范围:IEC 62458:2010(E) applies to transducers such as loudspeaker drive units, loudspeaker systems, headphones, micro-speakers, shakers and other actuators using either an electro-dynamical or electro-magne...
发布日期:2010-01-27 实施日期:2010-01-27
实施日期:2008-05-30
Electroacoustics - Audiometric equipment - Part 6: Instruments for the measurement of otoacoustic emissions
适用范围:IEC 60645-6:2009 applies to instruments designed primarily for the measurement of otoacoustic emissions in the human external acoustic meatus evoked by acoustic probe pulses or tones. This standard def...
发布日期:2009-04-29 实施日期:2009-04-29
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