Features:
1) Function: transmitter and receiver
2) Sound pressure level: >/=95dB (30cm / 10Vrms sine
wave), 0dB=0.0002?ar
3) Sensitivity: >/=-74dB / V / ?ar
4) Center frequency: 40+/-1.0kHz
5) Echo sensitivity: >/=150mV
6) Decay time: 7) Directivity (deg):
a) x-axis: 110+/-15
b) y-axis: 65+/-10
8) Capacitance (pf): 2,000+/-15%
9) Allowable max. input voltage (Vp-p): 140 (40kHz)
10) Pulse width: 0.5ms
11) Interval: 20ms
12) Mean time to failure: 50,000h
13) Operating temperature: - 40 ~ 80?
14) Storage temperature: - 40 ~ 85?
15) Applications: range finders, burglar alarms, automatic doors, remote controls, ultrasonic distance meters
Assembled Ultrasonic Sensor
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