Maybe you are familiar with the op-amp as an extremely versatile component, and you know how to quickly construct a huge variety of circuits with one. Maybe you even have a favorite op-amp or two f… ...

Class D amps are simple – just take an input, and use that to modulate a square wave with PWM. Send this PWM signal to a MOSFET or something, and you have the simplest class D amp in existence.

In summary, a class D amplifier consists mainly of 3 stages: PWM, power amplification, and a low pass filter. When these 3 parts are connected together, a simple model of a class D amplifier appears ...

A simple Class A diagram (left; courtesy of sound.westhost.com) and a high powered Class A amplifier, the Pass Labs XS150 (right). Because of the positive attributes associated with Class A operation, ...

A class B amplifier has a limited voltage output capability, but can be flexible about load impedances, as more current will be simply turned on when required. ... Linsley Hood, J. – ‘Simple class A ...

The MXW70 is the newest addition to Cambridge Audio’s MX series of half-width hi-fi components. Its compact size, measuring ...

Technics has found a way to increase the power in its amplifiers while using less juice-a boon for home theater buffs. In the “old days” of stereo receivers, 50 watts per channel sated … ...

To determine if the A-S301 is the right Yamaha amp for you, it's best to consider its class. After all, not all amps are made ...

To determine if the A-S301 is the right Yamaha amp for you, it's best to consider its class. After all, not all amps are made the same, so the class designation can give you a good idea of what ...