Expression Control
The Max for Live device called Expression Control has actually been around for a while, and since the release of Live 11, it lives in the main MIDI effects category in the browser, as it is MPE-compatible. Even before MPE, this device was really great to push the modulation skills to the next level!
Expression Control is a very simple device that allows you to modulate parameters, which you can map yourself, so it gives you a great deal of flexibility. You can get started with it straight away with ease.
Let’s take a quick tour of it!

Figure 12.21 – The Expression Control MIDI effect device
You can select a MIDI parameter under MIDI In, which then can be mapped to a target parameter in Live with the Map buttons underneath Mapping. You can see in Figure 12.21 that I mapped Random to Filter 1 Frequency of the Wavetable device (on the Wavetable track within the Chapter 12 project).
Next to the Mapping tab, you can...