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PERFORMANCE
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ENGLISH
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SI
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Nominal Microphone Diameter
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1/4"
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Frequency Response Characteristic(at 0° incidence)
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Free-Field
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Frequency Response(± 2 dB)
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20 to 10,000 Hz
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Frequency Response(± 5 dB)
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20 to 20,000 Hz
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Phase Match(100 Hz to 5 kHz)
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± 5 °
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Sensitivity(@ 250 Hz)
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45 mV/Pa
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Sensitivity(± 3 dB)(@ 250 Hz)
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-26.9 dB re 1 V/Pa
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Inherent Noise(1/3 Octave @ 250Hz)
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<15 dB
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Inherent Noise(A Weighted)
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<30 dB
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Dynamic Range(3% Distortion Limit)
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>122 dB
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TEDS Compliant
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Yes
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ENVIRONMENTAL
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Temperature Range(Operating)
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+14 to +122 °F
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Temperature Effect on Output(-10 to +50 °C)
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<0.7 dB
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ELECTRICAL
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Excitation Voltage
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18 to 30 VDC
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Constant Current Excitation
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2 to 20 mA
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Output Bias Voltage
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5.5 to 14 VDC
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Output Impedance
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<150 ohm
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PHYSICAL
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Housing Material
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Stainless Steel
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Electrical Connector(Output)
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BNC Jack
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Size (Diameter x Length)(overall)
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0.5 in x 2.61 in
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Size (Diameter x Length)(head)
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0.28 in x 1.10 in
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Weight
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0.66 oz
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SUPPLIED ACCESSORIES:
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Model ACS-21 Calibration of Array Microphone (1)
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OPTIonAL VERSIONS
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T- TEDS Capable of Digital Memory and Communication Compliant with IEEE P1451.4
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