User Guide
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9 Modulation
Modulation effects are used to add motion and depth to your
sound.
Modulation effects include chorus, flanging, and phasing among others, which make
sounds richer or more animated. This is often achieved through the use of an LFO,
which is controlled with parameters such as speed or frequency, and depth (also called
width, amount, or intensity). You can also control the ratio of the affected (wet) signal
and the original (dry) signal. Some modulation effects include feedback parameters,
which add part of the effect’s output back into the effect input.
Logic Studio includes the following modulation effects:
 “Chorus” on page 136
 “Ensemble” on page 136
 “Flanger” on page 137
 “Microphaser” on page 138
 “Modulation Delay” on page 138
 “Phaser” on page 140
 “Ringshifter” on page 142
 “Rotor Cabinet” on page 147
 “Scanner Vibrato” on page 148
 “Spreader” on page 149
 “Tremolo” on page 150










