Arduino Whistle Detector Switch If you want to turn on or off your home appliances with sound then you can build yourself a simple whistle detecting circuit with Arduino and sound sensor. This whistle ...

Here is a simple general-purpose security alarm circuit built on the Arduino platform. It brings up an obtrusive alert signal when an intrusion/theft attempt is observed by its front-end sensor. In ...

When you’re prototyping a new project, sometimes all you need is a switch. The folks at oomlout were tired of constantly having to rewire things, so they built a universal switch box for the … ...

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Arduino library for reading state of a switch with debounce. - IRNAS/Arduino-Switch-Debounce ...

Piezo Trigger Switch circuit described here is a microcontroller-compatible shock/impact sensor switch module works on 5VDC supply. The whole circuit can be assembled on a 5×7 cm common circuit board.

Applications of the Soft Latching Circuit The soft latch circuit is well suited for battery-operated portable instruments as it has zero voltage in the off state. Soft latch circuit can be used to ...