50 years ago, Jeff Beck released “Wired.” Produced by George Martin, this was the 31-year-old English guitarist’s second album to explore all-instrumental jazz-rock, arriving 14 months after his surprise hit fusion LP “Blow by Blow.” Wired reached #16 Billboard while earning good reviews. Primary personnel: Max Middleton clavinet + electric piano; Jan Hammer synths; Walter Bascomb bass; Narada Michael Walden drums (who also composed four of eight tunes). Perhaps best-known is