4966-A-041型

配备短的CCLD前置放大器,10 – 32 UNF接头的½英寸预极化自由场传声器

专用于有限空间的测量,或用于构建低本底噪声的阵列

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使用场景

  • 适用于有限空间中的测量,例如舱内测量
    • 因为它的尺寸较小
Capacitance
14 pF
Diameter
½"
Dynamic range
16.5 – 134 dB
Frequency range
12.5 – 20000 Hz
Inherent noise
16.5 dB A
Lower limiting frequency -3dB
3 Hz
Optimised
Free field
Polarization
Prepolarized
Polarization voltages
0 V
Pressure coefficient
-0.01 dB/kPa
Sensitivity
48.4 mV/Pa
Temperature coefficient
0.003 db/ºC
Temperature range
-20 – 60 C
Venting
Rear
Weight
gram
Sound field
Free-field
Input type
CCLD IEPE
Microphone type
Free field