Well, most schematics of my Formant systhesizer come from the book 'Formant MSS2000' by H.J. Helmstedt, so if you are interested please see the contact data. In some other cases I placed a link in my module descriptions which point to sites and schematics of other synthesizer builders. But some of my own schematics of my Formant project (and some schematics which are not mine but change location from time to time) might be of interest for others: