Onstage With The Gram Parsons Byrds At The Troubadour - 1968
McGuinn Onstage At The Troubadour Playing His Vox-Boosted Gretsch Country Gentleman
(Vox-Boosted Rickenbacker 370/12Byrd Is Onstage Far Right)
GP: Roger, how do you get the extremely sharp tone?
Roger: I built a treble booster into my Rickenbacker and Gretsch using the insides of a Vox booster. Occa-
sionally, I pick up a local radio station on it.