Piezo Ultrasonic Air Transducer 40 Khz 18mm 18A

SMUTF40TR18A - 2 Pc/Set
Manufacturer part number: SMUTF40TR18A
Availability: 222 in stock
/2 Pcs Set
Condition: New

Part Number: SMUTF40TR18A

Our Piezo Air Transducer is Water proof and is a Transmitter/Receiver.

Housing Material: Aluminum
Dimensions: 18mm Diameter
Nominal frequency fr: 40 KHz
Sound Pressure Level: 106 dB  (1*)     
Wires/Connections: 1/2" Pins
Sensitivity: -72 min dB (2*)
Directivity: 75° (3*)
Capacitance: 2000 Pf (4*)
Max. Input Voltage: 160 Vpp
Test Condition: 23±3 °C 40~70% R.H.
Applications, among others, are: Distance Meter, Distance Sensor, Sound Detector, Robot Navigation, Send/Receive data

Notes: The decay time is about 2.1ms.
1* => Sound pressure level: 0dB=2x10ˉ µ bar
2* => Sensitivity: 1V/ſbar
3* => Directivity is a typical value. It can be changed by operating circuit and fixing method of the transducer.
4* => at 1KHz

Additional Notes:
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