Phase Shifter VHS video X-IN Accepts any signal with

X-IN Accepts any signal with maximum amplitude +10V

Control knob adjusts the incoming CV level

The Pigtronix OFO Disnortion features a touch sensitive Overdrive

They are controls for various operating levels and biases

Phase Shifter VHS video X-IN Accepts any signal with16 Stage Analog Phase Shifter The Pittsburgh Modular Phase Shifter is a complex, 16 stage, analog effect module designed to expand on the classic swirls, rich swooshes, and doppler effects associated with the phaser. The Phase Shifter has a single 16 stage audio signal path to create a very rich, full sound. Phased audio outputs are tapped from stages 7, 8, 15, and 16. Stages 8 and 16 each have a mix output that allow the phased signal to be mixed