As Axiom’s chief R&D engineer Tom Cumberland describes it, a digital amplifier is a “power DAC”, and of course a DAC (Digital-to-Analog Converter) is the basis of all digitally recorded media, whether ...

SIAM Journal on Applied Mathematics, Vol. 66, No. 2 (Nov., 2005 - Jan., 2006), pp. 468-488 (21 pages) There are many different designs for audio amplifiers. Class-D, or switching, amplifiers generate ...

THE use of negative feedback to give improved performance in a number of important respects is now a well-established feature of amplifier design technique, and the simple mathematical treatment of an ...

Think of a TV antenna amplifier like a megaphone for your TV. It can improve reception but doesn’t always help. Too much amplification can make the picture worse, especially if you’re close to towers.