1 - Basic
2 - Complex
3 - Chiptune
4 - LFSR
5 - Chaotic
6 - PPG inspired
7 - Spectral audio single (BrushTone16.wav)
8 - Spectral audio multi
9 - Additive
10 - Good for folding and PM
11 - Morphing
12 - Good for LFO and modulation
