Have you ever read an amplifier review and encountered the terms Class A, Class A/B or Class D? We explain all.

A class-D puts out a pulse-width modulated (PWM) signal instead of the typical class-AB amplifiers linear signal The PWM signal contains the audio signal and the PWM switching frequency plus harmonics ...

Apogee Technology has complained about some of Texas Instruments Inc.'s Class D claims. In March, TI called itself the first to introduce a single-chip Class D amplifier in the 125-watt/channel range.

Class-D audio amplifiers represent a significant advancement in modern audio engineering by utilising high-frequency pulse modulation to drive output stages with exceptional efficiency.

A pair of class-D audio amplifiers is designed for two distinct needs in consumer products. The LM4666 is a stereo speaker amplifier for cellular phones and other portable electronics ...

Technical Terms Class-D Audio Amplifiers: Switching amplifiers that convert audio signals into high-frequency pulse signals for improved efficiency.