Hong Xiang Technology_Audio Test Fixture

Bluetooth Speaker Test Board

Structure of Bluetooth Speaker Testing

Acoustic Chamber Box and Fixture

	DUT of Customization Design
	Acoustical Isolation：1KHz > 35dB Inside Dimension：230(W)ｘ260(D)ｘ120(H)mm (TBD) Outside Dimension：400(W)ｘ480(D)ｘ280(H)mm (TBD) Weight：40 kg (TBD) Customized fixture integrated Manual mode operation Semi-Automated operation
	Acoustical Isolation

Microphone Correction Acoustic

-Conforms to EN/IEC60942 (2003) Class LS and
-Class 1, and ANSI S1.40 – 1984
-Robust, pocket-sized design with highly stable level and frequency
-Calibration accuracy ± 0.2 dB
-94 dB SPL, or 114 dB SPL for calibration in noisy environments
-Extremely small influence of static pressure and temperature
-Sound pressure independent of microphone equivalent volume
-1 kHz calibration frequency for correct calibration level independent of weighting networks
-Fits Bruel &Kjar 1〃 and 1/2〃 microphones (1/4〃 and 1/8〃 microphones with adaptor)
-Switches off automatically when removed from the microphone

Specification

1.Support various DUT
2.Stereo analog output
3.24 bits stereo audio DAC
4.Full system acoustic calibration
5.Customized chamber & fixture
6.SPL
7.Frequency response
8.Distortion, THD
9.Crosstalk
10.Rub & Buzz


302新竹縣竹北市嘉豐十一路一段100號10樓之7(富翼大樓)	Tel:+886-3-658-3862
10F.-7, No.100, Sec. 1, Jiafeng 11th Rd., Zhubei City, Hsinchu County 302, Taiwan (R.O.C.)	Fax:+886-3-658-3762	Cpyright@2012 HXT Co.,Ltd.

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