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Articles & Videos: Pro Audio Amplifiers

Learn the basics of power amplifier applications and connections, plus criteria for choosing the right amplifier for your PA sound system.

Crutchfield looks at the basics of a live sound system, examining how microphones, instruments, mixers, amplifiers, speakers, cables and more work together for you.

Intro to live sound equipment
by Robert Ferency-Viars

Whether you only need a single mic and a speaker or a full kit for your band, it pays to know how a PA system works. This article explains each piece of the system.