Along with the PS-1A, the Maestro PS-1B were the companion pedals to the standard PS-1 Phase Shifter, and precedent to the Moog-designed MP-1 Phaser of the late '70s.
Years of Production: ca. 1970s
Follow this product to see new listings in your feed!
Oops, looks like you forgot something. Please check the fields highlighted in red.