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 ...

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 ...

The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

Once I started using these codes, browsing felt way less frustrating. I've pulled together some of the best ones so you can break out of the scroll and find your next favorite movie or show ...

Abstract: A compact fiber-optic ultrasonic sensor based on the anti-resonant reflecting optical waveguide (ARROW) in hollow core fiber is proposed and demonstrated experimentally. The proposed sensor ...

When you find one that fits your requirements, use the links beneath each entry to jump down to our full summary reviews.

It claimed this would be the industry’s first 3D ultrasonic sensor operating in air receiving such certification. Sonair’s acoustic detection and ranging technology equips AMRs with omnidirectional ...

On the other hand, if your password is simple -- "Oh it's just my ... but you can still share your Wi-Fi password using an Android device via a QR code. If you're sharing between Android devices ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

The Pixel watch has a built-in blood oxygen sensor that dropped in 2023. Tester Kristin Currin-Sheehan was drawn to Google Pixel for its Atrial Fibrillation (AFib) tracking using Electrocardiogram ...

Recent updates May 13, 2025: Added info to the FAQ section about using your phone as a webcam and moved our high-end choice up a little in the order of picks. We also checked through our ...