Abstract: In this study, we demonstrate a sound navigation and ranging (SONAR) projector with a higher and wider frequency range using an inversion layer. Because the working frequency range of the ...

Why you can trust What Hi-Fi? Our expert team reviews products in dedicated test rooms, to help you make the best choice for your budget. Find out more about how we test. The Hisense M2 Pro (aka the ...

We all want a peek at the upcoming solar eclipse, and a pinhole projector offers a creative and safe solution to experience this celestial event. This simple yet ingenious device allows you to view ...

Abstract: This research paper presents a predictive system for real time control of servo motor using MATLAB and Arduino UNO. This work carried out numerous insights in the servo control technique, ...

Timi is a news and deals writer who's been reporting on technology for over a decade. He loves breaking down complex subjects into easy-to-read pieces that keep you informed. But his recent passion ...

LG CineBeam S is a compact 4K ultra short throw projector with RGB laser, smart streaming and Dolby Atmos for tight spaces. LG is pitching it as “Wonder beyond spatial limits,” which is a poetic way ...

Optoma has launched a new series of projectors under the Photon Life moniker, which are aimed at replacing popular lamp-based models in the company's line up. The series comprises three family members ...

Over the last couple of years, I’ve found mini projectors like the Dangbei N2 Mini to be incredibly useful tools when running both photography and video workshops. The Dangbei N2 Mini is an especially ...