He pointed to the critical column: Resistance per 1,000 ft.
That night, Leo re-wired the jukebox with 10 AWG. The tubes glowed warm, the records spun, and when the first notes of “Johnny B. Goode” boomed out, the wire stayed cool. awg wire sizes
Grandpa led him to a faded poster on the wall—a chart of AWG sizes. “Look here,” he said, tapping the numbers. “See how 0000 AWG is as thick as your thumb? That’s for a factory’s main feeder. Now trace down: 10 AWG is a pinky finger. 14 AWG is a spaghetti noodle. And 22 AWG?” He laughed. “That’s thinner than a hair. That’s for a phone line, not power.” He pointed to the critical column: Resistance per 1,000 ft