The table shows the pin configuration of the Arduino UNO–based robotic arm. The red (VCC) wires of all servos are connected ...

Sometimes you need to use a computer and you don’t have a spare keyboard and mouse on hand. [KoStard] figured an iPhone could ...

Bluetooth speakers come in all shapes, sizes and prices, and with varying discounts and deals intermittently thrown into the equation, it can be a nightmare trying to figure out which to choose. At ...

I’m PCMag’s home theater and AR/VR expert, and your go-to source of information and recommendations for game consoles and accessories, smart displays, smart glasses, smart speakers, soundbars, TVs, ...

If you have multiple microphones in known locations, and can determine the time a sound arrives at each one, you can actually determine the location that sound is coming from. This technique is ...

There's no surprise why DAB radios remain popular today: compact designs, hundreds of free stations, easy to use – it's a great way to listen to music, news and sports while going about your day. In ...

I've been a contributing editor for PCMag since 2011. Before that, I was PCMag's lead audio analyst from 2006 to 2011. Even though I'm a freelancer now, PCMag has been my home for well over a decade, ...

The NepoTronics Bluetooth RC Car is a professional-grade wireless robotic vehicle that demonstrates seamless integration of microcontroller programming, motor control systems, and Bluetooth ...

A simple web-based IoT dashboard to control an LED connected to an Arduino board. The dashboard allows users to turn the LED on/off remotely via a browser. It uses a Flask backend to handle HTTP ...