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        首頁 > 產品中心 > 耳機成品測試系統
        耳機成品測試系統

        IEA Earphone Testing Automation耳機成品測試系統
        Special designed for Earphone Acoustical Measurement Automation System.
        Application:

        • Stereo Earphone

        • Insert Type

        • Intra Concha Type

        • Issue IEC-60711 and ITU-T P.57 Type 3.3 Ear Pinna Simulator

        Features:

        • Precision Repetition Mechanical Control System.

        • High insulation against airborne noise

        • PC remote control easy to use.

        • Production Line & QC testing system.

        Size:L58cm, H44cm, W42cm
        Net Weight:~ 35Kg.

        Test Items:
        According to IEC-60268-7 and EN-50332-1 & 2

        • Frequency Response L/R

        • Sensitivity and L/R difference

        • Total Harmonics Distortion.

        • Noise Rub and Buzz.

        • Crosstalk.

        • Noise Cancellation Ability.

        • Fully QC Control functions.

        • Index Meas. time typical< 6 sec. L/R

        TECHNICAL SPECIFICATIONS GENERATOR

        • Two channels 24 Bit sigma-delta D/A Converter

        • Frequency range:1Hz-90kHz

        • Frequency accuracy:>0.01%

        • Frequency resolution:0.01Hz

        • Output impedance:660Ohm

        • Max output level (Sine):17dBu (5.5Vrms)

        • Attenuation:0.1 dB steps to full mute

        • THD+Noise(Sine):0.008%

        • Digital out:SPDIF

        ANALYZER

        • Two channels 24 bit sigma-delta A/D Converter

        • Two channels Balance Input XLR/BNC

        • Input range:+40 ÷ -40dBV

        • Max input acceptance:+40dBV (283Vpp)

        • Input impedance:128kOhm (5.6kOhm mic)

        • Phantom power supply:24V

        Measuring Power Amplifier

        • Frequency Response:10~ 50KHz.

        • Max. Power Output:10Watt RMS. 8 Ohm Loading.

        • THD+Noise(Sine)<0.01% (at 1KHz)

        Input Microphone Power Module (Option)

        • Frequency Response:10~ 100KHz.

        • Polarization Voltage:200VDC (LEMO Connector, B&K & GRAS Microphone can be Use)

        • THD+Noise(Sine)<0.001% (at 1KHz)

        IPC SYSTEM RESOURCES

        • CPU INTEL CORE II MORE, RAM1G, HD>250G, Two free IEEE1394 port and

        • USB port, 7 LCD Panel Monitor, Window XP or Vista request.

        客服電話:(0512)57811068 傳真:(0512)36839918 郵箱:denepu@126.com
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