Panner (Pa) An Auto Panner modulates the sound from left to right at an even rate. Amount - The Parameter 1 knob adjusts the rate (Speed) at which the signal pans from side to side. Ranges from 1 to 99. Level - The Parameter 2 knob adjusts the intensity (Depth) of the changing pan. Ranges from 0 to 99. Vibrato (br) A Vibrato effect modulates the pitch of the incoming signal at an even rate. Amount - The Parameter 1 knob adjusts the rate (Speed) at which the pitch modulates. Ranges from 1 to 99. Level - The Parameter 2 knob adjusts the intensity (Depth) of the modulating pitch. Ranges from 0 to 99. Rotary Speaker (RS) Rotary Speaker is an emulation of a device that included a spinning horn and woofer.The rotation of these two speakers produced an interesting combination of the sound panning from side to side, as well as a slight pitch change due to speed of the sound coming towards, and then going away from the listener. Amount - The Parameter 1 knob adjusts the rate (Speed) of the spinning speakers. Ranges from 1 to 99. Level - The Parameter 2 knob controls the mix level of the Effect. Ranges from 0 to 99.