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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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