From the Price Guide

Overview

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

Product Specs

Brand
Model
  • PS-1B Phase Shifter
Finish
  • Black
Year
  • 1970s
Made In
  • United States
Categories