The official PDF manual explains what a control does, but not always how to use it musically. Here is the practical guide.
Problem: The Leslie won't speed up/slow down.
Problem: The sound is too clean.
Problem: Latency issues.
Launching the B-3X can be intimidating. The UI is split into four distinct logical zones. Understanding these is key to finding your sound fast. ik multimedia hammond b-3x manual
This is where IK Multimedia surpasses the hardware original.
The Hammond organ is famous for its nine drawbars per manual. They control the volume of individual harmonic sine waves (tonewheels). The official PDF manual explains what a control
The "Footage" (Length of pipe):
Classic Presets via Drawbars:
In the B-3X, you click and drag the drawbars vertically, or you can MIDI-map physical faders.