The frequency of ultrasonic receivers should be 60kHz when it works. To make sure these ultrasonic receivers work, the operating temperature should be -40°C~120°C.
NBL20602S Features
Frequency: 60kHz Operating Temperature: -40°C~120°C Moisture Sensitivity Level: Not Applicable
NBL20602S Applications
There are a lot of KEMET NBL20602S Ultrasonic Receivers applications.