The plug-and-play style of smart home devices is convenient but expensive. ESPHome is monumental in helping you save costs ...

This article explains an upgraded smart solid-state AC switch system that uses microwave Doppler radar instead of traditional PIR sensors.

Installing a smart water sensor can save you a lot of money and hassle. The top leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...

This is a maintained version of the original DFRobot_mmWave_Radar library. After more than two years had passed without any commits beyond the initial commit, and issues receiving no attention, I ...

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 ...

PORTSMOUTH, Va. (WAVY) – Just about everyone’s life has been touched in some way by cancer. Each year, the American Cancer Society and Relay for Life hold events nationwide with the goal to make sure ...

ABSTRACT: This study investigates the optimization of Fresnel lens designs using Zemax software, with a focus on minimizing beam divergence by controlling the output spot diameter on the image plane.

NORTON SHORES, Mich.--(BUSINESS WIRE)--EarthTronics, dedicated to developing innovative energy-saving lighting products that provide a positive economic and environmental impact, introduces ...

The library gives control over up to 16 parallel working PIR devices over I2C. The idea for this library came up in a discussion about how to fully cover an area with PIR sensors without blind spots ...

Bleecker Street has swooped on Relay, acquiring U.S. rights to the high-concept contemporary thriller, starring Riz Ahmed, Lily James and Sam Worthington, which impressed in its world premiere at this ...

The FP1E’s millimeter wave technology provides for a much more nuanced look at whether a room is occupied or not, but you’ll need one of Aqara’s Zigbee or Matter smart home hubs to use it. Whatever ...

There’s no way to tell if the rainy weather or the absence of American track star Noah Lyles contributed to the U.S.' disappointing finish in the men’s 4x100-meter relay, but it's certainly something ...