Ableton/Live/UG/29 Audio Effect Reference/35 Shifter/04 Shifter Mode Section
29.35.4 Shifter Mode Section

- Pitch — shifts pitch by Coarse semitones and Fine cents
- Freq — shifts every frequency by a set number of Hz. Small shifts give tremolo or phasing; large ones dissonant, metallic sounds.
- Ring — adds and subtracts the set frequency from the input (ring modulation). Drive, only in Ring mode, adds distortion.
- Dry/Wet — balance of dry and processed signal