FM-1 · RAVELSYNTHESIZE · CATCH · REBUILD
Drag or scroll the knobs. Click a button to press it; right-click or shift-click holds it down (for the hold layers), click again to let go. Keys: your mouse, touch, or A…; on the keyboard.
Click a track to work on it. T1–T4 synthesize, T5–T6 strike, T7–T8 play the tape. Any track can be any kind.