This small device from iFi Audio can transmit and receive Hi-Res audio over Bluetooth. It's an easy way to add high-quality ...

Distracted by Design] loves gear from the 1980s, though some of it isn’t as useful as it used to be. He happened across a ...

Abstract: This article proposes transmitter coils selection method for maximum power transfer efficiency in the wireless power transfer (WPT) system with multiple transmitter coils and a single ...

Abstract: A quartz oscillator has a stable frequency that can be tuned by applying a voltage across the quartz crystal. This study applied a triboelectric generator (TEG) as mechanical stimuli on the ...

I’ve been testing a whole bunch of Bluetooth speakers this year, and these are the ones you need in your rotation.