HowToAV talks to AVIXA audio expert Chuck Espinoza @madsoundguy about Class D Amplifiers and how they differ from the more conventional A, B & C class amplifiers. Class D amplifiers offer a range of benefits in commercial / professional audio applications, in particular increased energy efficiency, significant weight, space and operating temperature reduction. HowToAV takes a look at the technology behind Class D amplifiers, the pros and the cons and the best applications of the modern, efficient audio technology.