
Once you've created this track, deactivate it by toggling off the Track Activator in Ableton's Mixer Section this will mute the output. You can create a MIDI track in Ableton by pressing ++. Unless you're using an external hardware synth, create a MIDI track and load your synth of choice onto it.

Create a Track for Your Carrier Signal (Synth) This can be done by pressing + in Ableton. If you're using vocals as your modulator signal, create an audio track. Create a Track for Your Modulator Signal (Vocals) For demonstration purposes, I'll be using Ableton's Vocoder, but the same concepts apply regardless of the vocoder you're using. Let's take a look at how to properly set up a vocoder.

Figure 1: How a Vocoder Works How to Set Up a Vocoder
