GOST R ISO 389-5-2011 State system for ensuring the uniformity of measurements Acoustics Reference zero for the calibration of audiometric equipment Part 5 Equivalent threshold souuenc.pdf
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1、 5 8 16 ISO 389-5:2006Acoustics Reference zero for the calibration of audiometric equipment Part 5:Equivalent threshold sound pressure levels for pure tones in the frequency range8 kHz to 16 kHz(IDT) 389-52011 27 2002 . 184- , 1.02004 . 1 - ( ) - , 42 358 3 1 2011 . 671-4 389-5:2006 . - . 5. 8 16 (I
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3、y of measurements. Acoustics. Reference zero for the calibration of audiometricequipment . Part 5. Equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz 201212011 - () 8 16 , - . .2 . - , . 389-1:1998 . . 1. - ( 389-1:1998, Acoustics Reference zero for the
4、calibration of audiometric equipment Part 1:Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones) 389-2:1994 . . 2. ( 389-2:1994, Acoustics Reference zero for the calibration of audiometric equipment Part 2:Reference equivalent threshold sound pressure levels
5、 for pure tones and insert earphones) 60318-1:2009 . . 1. (IEC 60318-1:2009,Electroacoustics Simulators of human head and ear Part 1: Ear simulator for the measurement ofsupra-aural and circumaural earphones) 60318-4:2010 . . 4. - , (IEC 60318-4:2010, Electroacoustics Simulators of human head and ea
6、r Part 4:Occluded-ear simulator for the measurement of earphones coupled to the ear by means of ear inserts)3 389-1 60318-1.1 389-520114 , -. 1 - (ETYMOTIC RESEARCH ER-2 ER1-14A) (SENNHEISER HDA 200). SENNHEISER HDA 200, , - (10,0 c177 1,0) . , - 145 , , () , 130 . ETYMOTIC RESEARCH ER-2 - , . 1 8 1
7、6 , 20 , Etymotic Research ER-2b,c 60318-4 389-2:1994, 2b)SENNHEISER HDA 200b,d 60318-1c 60318-1:2009, 180009000100001120012500140001600019162030,53743,55317,519222327,53556 , , 0,5 .b .c Etymotic Research (. ), , 3. SENNHEISER HDA 200 -, 12,5 (. 3). , - , , , 21 25 .d SENNHEISER . - . KOSS HV/1A .2
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