In the grace moments of “Stereophonic,” when the band at the center of the narrative is in the zone, owning the booth, while the engineers are locked in at their station inside the claustrophobic Sausalito recording studio, when the amps are pulsing and the bass is thrumming as the push and pull of the various members’ knots and threads come undone, there’s nothing else like it. These moments come few and far between. Broadway’s latest smash play has touched down in San Francisco. “Stereophonic,” now on through Nov. 23 at the American Conservatory Theater’s Curran Theater, presented in association with BroadwaySF, racked up nearly universal acclaim and the most Tony Award nominations for any play in history, 13 across 10 categories, and won five, including Best Play. Written by David Adjmi, with music and lyrics by Arcade Fire’s Will Butler, “Stereophonic” tracks a British-American rock band’s various stages of recording their next album in Sausalito, 1976, and the drama that unfolds...