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Ear Simulators
CRYSOUND ear simulators and couplers (IEC 60318 series) for repeatable headphone, receiver and insert earphone acoustic testing in audiology and electroacoustics.
CRY3711 Ear Simulator IEC60318-4
Nominal Sensitivity
12.5mV/Pa, -38±1.5dB re 1V/Pa
Frequency Response
100Hz to 10kHz ±1dB(Simulated human ear impedance)、 20Hzto 16kHz(Coupling cavity use)
Dynamic Range
23dB to 160dB
CRY3711-S01 Ear Simulator Set
Nominal Sensitivity
12.5mV/Pa, -38±1.5dB re 1V/Pa
Frequency Response
100Hz to 10kHz ±1dB(Simulated human ear impedance)、 20Hz to 16kHz(Coupling cavity use)
Dynamic Range
23dB to 146dB
CRY3717 IEC 60318-3 Coupler
Frequency Response
100Hz to 8kHz±2dB
Standards
IEC60318-3
Equivalent Volume
6cc
CRY3717-S01 Coupler Set
Nominal Sensitivity
50mV/Pa, -26±1.5dB re 1V/Pa
Frequency Response
100Hz to 8kHz±2dB
Dynamic Range
12dB to 134dB
CRY3718 Ear Simulator IEC60318-1
Frequency Response
100Hz to 4kHz ±1dB(Simulated human ear impedance)、 20Hz to 16kHz(Coupling cavity use)
Standards
IEC 60318-1、 ITU-T P.57 Type 1、 GB/T 25498.1-2010
Weight
147g
CRY3718-S01 Ear Simulator Set IEC60318-1
Nominal Sensitivity
12.5mV/Pa, -38±1.5dB re 1V/Pa
Frequency Response
100Hz to 10kHz ±1dB(Simulated human ear impedance)、 20Hz to 16kHz(Coupling cavity use)
Standards
IEC 60318-1、 ITU-T P.57 Type 1
CRY3719 Coupler IEC 60318-5
Frequency Response
125Hz to 8kHz
Equivalent Volume
2cc
Standards
IEC60318-5, ANSI S3.7、 GB/T 20441.4-2006
CRY3719-S01 Coupler Set
Nominal Sensitivity
12.5mV/Pa, -38±1.5dB re 1V/Pa
Frequency Response
125Hz to 8kHz
Dynamic Range
23dB to 146dB
CRY3721 Ear Simulator IEC60318-4, Low-Noise
Standards
IEC 60318-4, ITU-T P.57 Type 2
Equivalent Volume
1.26cc
Weight
50g
CRY3721-S01 Ear Simulator Set
Nominal Sensitivity
354 mV/Pa,-9 dB re 1V/Pa
Frequency Response
20 Hz to 20 kHz
Dynamic Range
7.5dBA to 115dB
