Piezo Ultrasonic Air Transducer 40 Khz 18mm 18A
SMUTF40TR18A - 2 Pc/Set
Manufacturer part number:
223 in stock
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