Minnesota authorities used LRAD sound weapon on anti-ICE protesters. But that's not the full story

In extreme cases, sonic weapons can cause nausea, dizziness, and even permanent damage. In this case, officials used it to ...
eCoustics

Mission 778CDT CD Transport Pairs with 778X Amp as CDs Quietly Make a Comeback

Mission completes its 778 Series with the 778CDT CD transport, a practical, affordable addition that reflects the quiet return of CD playback in modern hi-fi systems.
Bloomberg L.P.

CD&R, TPG Look to Blue Owl to Finance $2.5 Billion Covetrus Debt

Clayton Dubilier & Rice and TPG Inc. are in talks with private credit firms including Blue Owl Capital Inc. to line up at least $2.5 billion of debt for Covetrus, a technology company for veterinary ...
IEEE

Low-Frequency Magnetic Shielding Effectiveness Characterization of Planar Materials: Measurements and Numerical Simulations

Abstract: This article presents a comprehensive analysis of the near-field, low-frequency shielding effectiveness characterization of planar materials. The influence of several parameters, including ...
IEEE

A 2–18-GHz Frequency-Reconfigurable GaN Power Amplifier With More Than 33% Average Power Added Efficiency

Abstract: A 2–18-GHz frequency-reconfigurable power amplifier (PA) with a measured average power added efficiency (PAE) of more than 33% is presented in this article. To realize the continuous ...