Ultrasonic Remote Switch Obbligato Sounding Circuit Diagram

Published:2011/6/25 10:45:00 Author:Vicky | Keyword: Ultrasonic Remote Switch Obbligato Sounding | From:SeekIC

The circuit in the above picture is composed by ultrasonic remote transmitter (picture a) and receiving and controlling sections. The circuit adpts 40KHz ultrasonic signal as the remote control command, with a effecting range of no less than 25m2.



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