You might want to consider building a vocoder. Once upon a time it was a fairly complex analog circuit, but now you can get the function in a single chip. http://www.cmlmicro.com/products/ralcwi-vocoder-ics/ -- Sincerely, James Burkart *Filmmaker & Documentarian* *Burkart Studios* 925.667.7175 | Personal 415.738.2071 | Office *Web:* burkartstudios.com *Facebook:* facebook.com/burkartstudios On Fri, Jun 15, 2018 at 2:04 AM, Justin Richards wrote: > Hi Neil, > > It appears this needs to process the audio in real time. > > If not some online text to voice sites may be of use. > > I recently got a bunch of phrases generated then processed in audacity. T= he > varios audio files are then triggered as needed. > > I am curious if audacity can process in real time, then run thru a pi. > > Justin > > > > > On 15 Jun 2018 04:08, "Neil" wrote: > > Anyone know of a good quality robot voice changer that will take a > headphone-level signal, and spit out either a headphone level signal or > an amplified signal? The ones I've found so far get poor reviews for > sound quality and I feel like the basic on-board amps are a significant > part of that, so unamplified is fine and I'll add a separate amp. This > will be used for a robot project, and the voice needs to sound like a > friendly robot that should appeal to kids. > > Though I would prefer a pre-built device (as I'm on a very tight > schedule), I'm tagging this as EE in case anyone has a good circuit or > kit) for this. > > Cheers, > -Neil. > > > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .