OVERVIEW
VELOCITY PROCESSOR
The Velocity Processor in Logic Pro shapes and transforms incoming MIDI velocity values before they reach the instrument. Because velocity affects loudness, brightness, articulation, and overall expressiveness, this plugin is essential for refining performances, evening out dynamics, or creating intentional variation. Whether you’re fixing uneven playing, adding life to programmed parts, or smoothing out a layered synth patch, the Velocity Processor provides precise control over how your notes feel.
Velocity Curve: Adjusts how the input velocity maps to the output velocity using a user-definable curve.
Make Fixed: Forces all incoming notes to a single fixed velocity—useful for consistent articulations.
Add/Scale: Adds or multiplies incoming velocities by a set amount.
Limit: Sets minimum and maximum velocity boundaries to maintain a controlled dynamic range.
Compress/Expand: Narrows or widens the range of velocity values for more subtle or more extreme dynamics.
Filter: Blocks notes outside a specified velocity range.
Presets: Includes curves and processing setups for drums, keyboards, orchestral parts, and expressive synths.
Evening out inconsistent performances from MIDI keyboards
Tightening drum programming for punch and consistency
Making soft synths more expressive with controlled velocity curves
Matching velocity behavior across multiple virtual instruments
Creating dynamic variations in repeated or loop-based parts
Enforcing articulation triggers in orchestral or sampled instruments
“Rosanna” – Toto
0:20–0:40 (5:32 total)
Subtle ghost notes and dynamic control in Jeff Porcaro’s groove illustrate how controlled velocity shapes feel.
“Get Lucky” – Daft Punk
0:10–0:35 (6:09 total)
Tight, consistent funk guitar and bass lines show the importance of even, controlled velocity for rhythmic clarity.
“Viva La Vida” – Coldplay
0:14–0:40 (4:02 total)
String parts rely on consistent velocity shaping to maintain an energetic, rhythmic pulse.
“Clarity” – Zedd (feat. Foxes)
0:42–1:00 (4:31 total)
EDM synth plucks with controlled velocity produce bright, punchy attacks—similar to using velocity limiting or scaling.
“Maps” – Yeah Yeah Yeahs
0:00–0:20 (3:40 total)
Dynamic drum patterns highlight how velocity variation creates emotion and movement.
“Reckoner” – Radiohead
0:15–0:40 (4:50 total)
The delicate percussion work demonstrates the expressive power of nuanced velocity control.
“Lose Yourself to Dance” – Daft Punk
0:18–0:40 (5:53 total)
Consistent, punchy drum machine-style programming reflects the kind of velocity shaping done with this plugin.
Start with a Curve Preset to quickly audition natural vs. aggressive response shapes.
Use Limit Mode to keep drums punchy without unexpected loud hits.
Try Compress Mode on piano parts to control wide dynamic swings.
Use Make Fixed for synth bass lines where articulation consistency is crucial.
Pair with Randomizer to reintroduce subtle variation after controlling the velocity range.
Scale velocities upward for brighter synths or downward for softer pads without re-recording.
FAMOUS USES
(Examples highlight music where velocity dynamics or tight velocity control play an important expressive role)
Zedd — “Stay the Night”
Timestamp: 0:38–1:02
Use:: Tight, rhythmic EDM chord stabs where a mapped chord tool makes performance easier. (4:06)
The Chainsmokers — “Don’t Let Me Down”
Timestamp: (0:24–0:48)
Use: Heavy synth-chord hits that could be triggered from single-note performance patterns. (3:28)
Marshmello — “Silence”
Timestamp: 0:24–0:48
Use: Clean, consistent piano chords—easily replicated with single-finger chord triggers. (3:06)
Calvin Harris — “Feel So Close”
Timestamp: 0:18–0:40
Use: Big house-style stabs where chord triggering provides consistent voicing and timing. (3:26)
LOGIC VIDEO TUTORIALS
MusicTechHelpGuy gives a full tutorial on how to use Logic Pro's Chord Trigger. (19:14)
Constantine provides a short tutorial on how to use Logic Pro's Chord Trigger plug-in. (22:21)
MusicTechHelpGuy demonstrates how to import chords into Chord Trigger. (13:51)
MusicTechHelpGuy demonstrates how to use Logic Pro's Chord Trigger plug-in to create quick piano parts. (5:44)
SOURCE ARTICLES
SOURCE ARTICLES YOU CAN READ:
Velocity processor for different MIDI notes on one track — Logic Pro Help forum thread
Adjusting Velocity & Options — GrandArtist blog article (mentions Velocity Processor in DAW context)
Learn how to tame your MIDI performances with Velocity Processor in Logic Pro — MusicTech
Adjusting MIDI Velocity Efficiently in Logic
How to Change MIDI Instrument Velocity — AudioLover.com
Using Velocity to Improve the “Humanness” of Your MIDI Strings — Flypaper / Soundfly
Humanizing MIDI in Your DAW — Record, Mix & Master (2018 guide)
VOCABULARY
1. Velocity Processor: A MIDI effect that modifies how hard or soft incoming notes are played.
2. MIDI Input: The notes you play on your MIDI controller that the Velocity Processor will affect.
3. MIDI Output: The notes after velocity changes are applied, sent to your instrument.
4. Velocity: A measure of how hard a note is played, usually affecting volume or intensity.
5. Gain: Adjusts the overall loudness of the notes passing through the processor.
6. Curve: Shapes how incoming velocities are transformed — for example, soft notes can become harder or vice versa.
7. Minimum / Maximum: Sets the lowest and highest velocity values after processing.
8. Scale: Adjusts velocities proportionally across a range, maintaining their relative dynamics.
9. Randomize: Adds subtle variation to note velocities for a more natural, less robotic feel.
10. Fixed Velocity: Sets all incoming notes to the same velocity regardless of how hard you play.
11. Compression: Reduces the difference between soft and loud notes, making them more even.
12. Expansion: Increases the difference between soft and loud notes, enhancing dynamics.
13. MIDI Channel: The channel the processed notes are sent on.
14. Preset: A saved Velocity Processor configuration that you can reuse on other tracks.
15. Bypass: Turns the Velocity Processor on or off so you can compare the original and processed notes.
QUIZZES
MANUAL