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Artificial Ear&Mouth
IEC318 simulation of the ear
IEC318 simulation of external ear is the acoustic characteristics simulation of the human ear, acoustic measuring device for the phone and the headset
Function IntroductionTechnical ParametersConfiguration Checklist
Handset measure
-Ear earphones and calibration and measurement
Accord: IEC318 standard electric sound - the human ear and head simulator, Part 1: Ear simulator for the calibration of on-ear headphones.
ITU-T Recommendation P.57 (08/96) P Series: Telephone transmission quality, measuring target devices: artificial ear.
GB 7614-87 standard calibration of audiometric wide band type of artificial ear headphones
IEC318 artificial ear technical parameters
Implementation of standards ITU-T P.57 sec. 5.1 Type 1 and IEC60318-1 recommendations
Frequency range 100Hz-4kHz ± 1dB (simulation of the human ear impedance)
Coupled-cavity frequency range of 20Hz-16kHz (coupled cavity used)
Meet the following criteria:
. IEC 60318-1: 2009 Ed 2.0 standard electro acoustics - the human ear and head simulator, Part 1: Measuring the ear style and earphones with ear simulator;
GB / T 25498.1-2010 electro-acoustics simulator head and ear simulator - Part 1: Calibration ear-type headphones with the ear simulator;
ITU-TITU-T recommendations P.57,1 type artificial ear

Configuration content
IEC318 simulation ear

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