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 ...

Santa Clara, Calif.—Power Analog Microelectronics (PAM) has introduced its third generation of patent-pending filter-free Class-D audio amplifiers. The PAM8303D, a single channel 3W audio amplifier, ...

With Lassen, xMEMS has reduced the barrier to entry by eliminating the need for a piezo amplifier, reducing cost, component area and power consumption. xMEMS Labs has announced a new innovation for ...

1. Is Amplifier Weight an Indicator of Robust Amplifier Design? You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before you can generalize about weight ...