Actually, the secrets of his power involve huge .012-.058-gauged Gibson strings (including a wound G), a perfectly intonated semihollow ’63 Gretsch Jet Firebird, a rumbling row of Marshalls turned up just loud enough to put sharp edges on the chords (“If those amps are on 3, that’s a loud night for me,” says Young), and open chords struck with a murderous strumming attack. (“He certainly doesn’t tickle it,” says his brother Angus.) Try this sequence of power grips for a taste of Malcolm’s merciless guitar part on Highway to Hell’s “Walk All Over You.”