Applicalbe Standard
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:IEC 60711(1981) ANSI S23.5-1979
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Type
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:Ear Simulator TYPE 2128
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Microphone TYPE 7013 (built-in, sound pressure type)
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Sound pressure sensitivity
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:-39dB/Pa 12.6mV (included preamplifier TYPE 4028)
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Polarizing voltage
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:200V
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Frequency characteristics
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:100Hz~10kHz
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Resonance frequency
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:13.8kHz±1kHz
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Tolerance
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:1.28cm³±0.03cm³
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Size and Weight
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:φ23.77×23 (Projection 20) Approx.70g (Included microphone)
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Measuring range
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:40~140dB
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Preamplifier size
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:TYPE 4028 φ60×30(H)
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Connector
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:LEMO 7P (Preamplifier voltage+28V、Polarization voltage 200V)
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