Step 1: Play in a sound you want to capture the pitch of
Use the high and low pitch dials to choose which frequencies to focus on.Use the threshold dial to set a minimum volume to capture.Click on the audition button to hear the tracked pitch, and adjust the balance with the Dry/Tracked dial.The Note Snap button will change the settings to only change pitch when a new note is detected.
Step 2: Press the + button to capture a sound as a MIDI pitch
Rename the pitch to change the note name on the MIDI piano roll.Press the speaker button to hear a saved pitch.
Step 3: Add in any extra scale degrees you want
Press the toggle to turn on or off any notes you want to add.The lowest note you have saved will be treated as the tonic, and any extra scale degrees will be calculated above that using Just Intonation intervals.
Step 4: Export your scale as a .ascl file
Press the 'Export Scale' button, give your scale a name, and choose somewhere to save it.
Step 5: Drop your file into Ableton's Tuning section
Drop your scale into Ableton's tuning sectionThis will change the piano roll to match the pitches you've saved.
Step 6: Go wild
All your MIDI instruments will now match your own personal tuning.Happy playing!