Fig. 6: Connection for Automatic Contactless Switch For Smart Home Fig 7. Connection inside the board Testing of the Contactless Switch Now, power the device and the relay. When you move your hand in ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Modern RC cars can be pretty darn fast. That’s fun and all, but it also makes it easy to crash them into things. This problem ...

Philips makes some of our favorite smart light bulbs, but its Hue LEDs are pricey. Starting at just $9.97, the Philips Dimmable A19 Smart Wi-Fi Wiz Light Bulb is a far more affordable option.

Forget keys! The best smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when.

This paper describes the design, simulation in open loop and closed loop system and hardware implementation of buck converter which converters 12V DC to 6V DC at 31 kHz for 5 Watt load. Digital ...

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In recent years, several studies have been conducted on the dynamic control of traffic signal durations using deep reinforcement learning with the aim of reducing traffic congestion. The unique ...

It can also automatically identify the resistor or capacitor value using 3 scales for better approximation. The Garagino microcontroller was used, but it is fully compatible with the Arduino ...

Automatic Anchor Light Circuit and Working The circuit described here (refer to Fig. 3) lets you control an electromagnetic relay so that it turns on a white LED light when the preset light level is ...