- controls the speed/rate of the LFO wave that controls the effect
- controls the depth/amplitude of the modulation (the size of the range in which the effect sweeps).
Sekova PH-II Sweep Phase Shifter
Submitted on August 16, 2006
low frequency oscillator lfo-controlled fx pedal stompbox stomp box guitar effects pedal fazer phaser modulation modulate time-based lfo phazer