M117 FLANGER DESCRIPTION • A staple of funky ’70s sounds, from jet plane to space effects • Numerous tweakable parameters • Does the work of a flanger, chorus, delay and more CONTROLS 1 MANUAL knob controls the degree of phase shifting 2 WIDTH knob controls the intensity of the time delay set by SPEED knob 3 SPEED knob controls the speed of time delay 4 REGEN.