Pioneer introduced a groundbreaking reel-to-reel tape deck, the RT-707, which would go on to earn legendary status among audiophiles and recording professionals. Retailing for $595 at launch ...

But after finally playing the reel-to-reel tape—years after acquiring it—Frith realized he may have uncovered a direct copy of the band’s original 1962 Decca audition tape. “I just figured ...