Technical terms
No.
Item
Unit
Specification
1
Construction
Water proof
2
Using method
Dual
3
Nominal Frequency
Hz
40K
4
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 ≥-75dBV/μMbar
5
S P L
dB
空空空空空空空空空空空空空空空空空空空空空空空 ≥93 (10V/30cm/sine wave)
6
Directivity
80deg
7
Capacitance
pF
2000±25%@1KHz
8
Detectable range
m
0.2….2
9
Operating Temperature
℃
-20….+85
10
Housing material
Al
Drawing
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