No.
Item
Unit
Specification
1
Construction
Open
2
Using method
Receiver
3
Nominal Frequency
Hz
40K
4
S P L
dB
≥103(10V/30cm/sine wave)
5
Sensitivity
≥-70dBV/μMbar
6
Directivity
80deg
7
Capacitance
pF
2000±25%@1KHz
8
Detectable range
m
0.2…6
9
Operating Temperature
℃
-30….+85
10
Housing material
Plastic
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