@tutorials: Tag: #detector
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16 Jun, 2026 by @ELECTRONOOBS
Arduino

Arduino Bluettoth ultrasonic sensor Android

In this part of the tutorial we will use the HC-sr04 ultrasonic sensor to detect distance. If the distance is below 20xm...

31 May, 2026 by @ELECTRONOOBS
Arduino

Whistling detection Arduino

Let's build our HOMEMADE whistle detector circuit. The idea is more than simple. Using a microphone we detect sound. Nex...

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