No.
Item
Unit
Specification
1
Construction
Water proof
2
Using method
Dual Use
3
Nominal Frequency
Hz
40K
4
S P L
dB
≥97(10V/30cm/sine wave)
5
Sensitivity
空空空空空空空空空空空空空空空空空空空空空空空空空空空空空空空 ≥-75dBV/μMbar
6
Directivity
110Χ45deg
7
Capacitance
pF
2200±25%@1KHz
8
Detectable range
m
0.3…1.5
9
Operating Temperature
℃
-30….+85
10
Housing material
Al
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