WiFIRCard is a credit card-sized ESP32-S3 board designed for home automation with two relays and a few GPIOs (headers and screw terminals) that can be controlled over WiFi 4 or an IR (infrared) remote ...

At $229, the Campfire Audio Relay dongle DAC/amp delivers 4 Vrms output, premium build, and precise sound. Campfire Audio has been on a tear this year, dropping new IEMs left and right—including the ...

The feat has significant applications for military purposes and space-based solar power. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The U.S.

If you really think about it, the decades since our species got hooked on energy for its daily dealings didn't bring about significant developments in the way we get access to it. We still use cables ...

Artificial intelligence is an emerging source of productivity and economic growth that’s also reshaping employment and investment. AI has the potential to raise the average pace of annual global ...

Ireland powered through to the final of the 4x400m mixed relay at the World Athletics Relays in Guangzhou, China. And as a result, it takes the team into the 2025 World Athletics Championships in ...

Electrical power systems engineers need practical methods for predicting solar output power under varying environmental conditions of a single panel. By integrating an Arduino-based real-time data ...

Permanent magnet dc motors need a chunky inductor in series with them if they are fed from an SCR (thyristor) based mains power controller. It is (probably!) possible to safely interface an Arduino to ...

As the demand for artificial intelligence (AI), and data and cloud services increases, the U.S. is seeing a rapid rise in data center development and a surge in demand for power to fuel the additional ...

Nvidia’s new RTX 50-series GPUs represent a leap forward in gaming and content creation, but they also push the boundaries of what’s expected from your power supply. The RTX 5090 and RTX 5080, will be ...

Building an automatic plant watering system is becoming increasingly popular among gardening enthusiasts and IoT hobbyists. This DIY automatic plant watering system project helps solve the common ...