Abstract: In this paper a class-D audio amplifier for mobile applications is presented realized in a 0.14 μm CMOS technology tailored for mobile applications. The ...

Abstract: This paper presents a second-order pulsewidth modulation (PWM) feedback loop to improve power supply rejection (PSR) of any open-loop PWM class-D amplifiers (CDAs). PSR of the audio ...

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...

Save $144 on the EARTHQUAKE Sound Supernova Luminous LU-12 powered subwoofer, now $622.22 at Amazon a rare 19% discount below ...

The new DX1 II from Topping is an advanced DAC and headphone amplifier that can give an instant sonic upgared to smartphones, ...

Canadian loudspeaker manufacturer PSB Speakers has launched a new iQ Series of all-in-one streaming speakers, as the battle ...

PSB says the iQ series delivers “high-fidelity sound without the complexity of traditional stereo systems” ...

Should you buy the AirPods Max 2 or Sony WH-1000XM6? I tested them against each other to find out.

Explore the best tech accessories reviewed this quarter, including earbuds, monitors, and more. Find the top-performing ...

For years, onboard audio has improved to the point where many enthusiasts questioned whether dedicated sound cards still had ...

Money market funds hold a record $7.92T as of June 17. Retail investors alone account for $3.09T of that, also a record, and ...

With a decade of experience selling and reviewing pianos, these are my recommendations for the very best digital pianos from Kawai, Yamaha, Roland, Casio, and Korg at all price points - including full ...