40T-12 40R-12 sensor
■Center frequency (kHz)
▲40T-12: 40.0±1.0kHz
▲40R-12: 40.0±1.0kHz
■Sound pressure level (0dB=0.0002 μ bar)
▲40T-12: ≥115dB
■Sensitivity (0dB vs 1V/ μ bar)
▲40R-12: ≥-67dB
■Bandwidth (kHz)
▲40T-12: 4.0/105dB
▲40R-12: 2.0/-73dB
■Beam angle -6dB: 60°
■Driving voltage (RMS): 30V
■Working temperature(℃): -30~80
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Please see the document for details |
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English Chinese Chinese and English Japanese |
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