A true One-Bit Power D/A Converter.

We've come a long way since believing it made sense to go straight from digital to the power stage. Have an inside look at the best power DAC ever built and how complicated it got before the penny dropped.

pdf2020

Simple Self-Oscillating Class D Amplifier with Full Output Filter Control.

The original UcD publication.

pdf2020

Simple, Ultralow Distortion Digital Pulse Width Modulator.

The first description of the ripple cancellation trick that's quietly revolutionizing single phase PWM in motor control.

pdf2020

AES master class, the engineer's survival guide.

A slightly ambitious slide show for a 2 hour presentation on everything audio.

pdf2020

AES Class D master class.

A slide show presenting a good run-down of class D basics.

pdf2020

All Amplifiers Are Analogue, but Some Are More Analogue Than Others

The definitive explanation why there's no such thing as a "digital amplifier", and why most "digital" amplifiers are seriously fundamentally flawed.

pdf2020

Globally Modulated Self-Oscillating Amplifier with Improved Linearity

One of the insights that got Ncore rolling. If you want to know what makes Hypex engineers crack open a bottle of champagne, see (8).

pdf2020

The G Word, or How to Get Your Audio off the Ground 

 

pdf2020