Open type ultrasonic transducers (Transmitter / Receiver) MA40S4S, MA40S4R


Open type ultrasonic transducers (Transmitter / Receiver)/span>
MA40S4R, MA40S4S 
Application: Distance measuring, object detection for general

  Transmit ultrasonic sounds to the air, and receive reflected sounds
Compact size, High S.P.L. and sensitivity
   Datasheet (214KB)
   Application Note (1.09MB)
 Technical Information >

  ■ Applications
  • Distance measuring / Object detection

■ Specifications
・ Frequency:40kHz
・ Directivity:80deg(typ.)
・ Sensitivity:(MA40S4R)-63dB typ.(0dB=10V/Pa)
・ S.P.L.:(MA40S4S)120dB typ.(0dB=20μPa)
・ Dimensions:Φ9.9x7.1 mm
・ Operating temperature:-40degC to +85degC

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