Some time ago I started rebuilding my modular synth and I decided to go towards the multi-module route. This is my last work: XFM2 (FM Synth) plus MIDI Thru, MIDI2CV, a LPG
La Boite Noire du Musicien - KORG Volca FM, la synthèse FM en format mini
Thomann Online Guides FM-Synthesizer Synthesizers – Thomann UK
MMO-4 – nozoïd
Frequency Modulation Part 1: Exponential FM | Frap Talks - YouTube