How to Make a Proximity Sensor

How to Make a Proximity Sensor

“A tutorial on How to make an InfraRed (IR) proximity sensor circuit along with detailed explanation on how the circuit works. The sensitivity or Range of detection can also be controlled by adjusting the potentiometer.”

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WiFi IR Blaster Hookup Guide

WiFi IR Blaster Hookup Guide

“With the advent of WiFi-connected “smart” devices, IR remotes are quickly becoming a thing of the past. Why sort through a coffee table-full of remotes when you probably have a much smarter, WiFi-connected device device sitting conveniently in your hand …

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DIY Low-cost AT Switches

DIY Low-cost AT Switches

“Low-cost, homemade AT switches that, unlike Jelly Bean buttons, work by many forms rather than by contact or pressure This project presents two open-source, low-cost, homemade AT switches that don’t work by physical contact or pressure like Jelly Bean …

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