The Voice Synthesizer would just be a speaker that can talk. Small suggestion.
You can always write your own peripheral that implements a synth. IIRC there actually was one that did this.
Quote from: Pako on Aug 26, 2018, 09:50 PMIIRC there actually was one that did this.
You're probably thinking of computronics. It has text to speech functionality utilizing Mary-tts.
A link to computronics:
https://wiki.vexatos.com/wiki:computronics