The best home generators are a big investment. These models deliver reliable power during an outage.

Our editor-tested and researched portable and whole-home options keep appliances and other essentials running during an emergency—no matter what.
Purdue University

AC Power Sources 281

AC Power Sources describes the common power sources used to generate alternating current (AC). Most AC power is produced by rotating field generators. Rotating field generators are made up of a rotor, ...