There was a time when only the richest ham radio operators could have a radio with a panadapter. Back in the day, this was basically a spectrum analyzer that monitored a broad slice of the ...

As Iranian authorities restore some online services after crushing antigovernment demonstrations, they are using a technological dragnet to target attendees of the protests.

Home cinema amplifiers are a personal favourite category of mine. Despite being one of the most awkward products to set up and test in our home cinema room, the cinematic sound payoff is, more often ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› by Brent Butterworth For powerful, precise bass in stereo and home theater ...

If you're building your dream home cinema setup, remember that sound is a vital component. We think, in fact, its equally as important as the picture element, as there's no point in investing in one ...

This project demonstrates an Arduino-based Human Following Robot using IR sensors and an ultrasonic sensor. The robot detects a human presence in front of it and follows smoothly while correcting its ...

It's never too early for our analysts to stack their 2026 NFL draft boards. How do the top players at every position rank against each other? We pulled together top-fives at every single position from ...

Abstract: This letter proposes a multi-band quantum wireless sensing algorithm for the Rydberg atomic receiver. The proposed algorithm first estimates the non-linear wireless channel for the atomic ...

Abstract: This paper presents a BPF-based time delay cell for UWB phased array to suppress ISI in analog beamforming with low cost. Combined with phase shifter, the delay cell shows similar ISI ...