# vocoder > A vocoder (/ˈvoʊkoʊdər/, a portmanteau of voice and encoder) is a category > of voice codec that analyzes and synthesizes the human voice signal for > audio data compression, multiplexing, voice encryption or voice transformation. ## @ Interwebz * [barbican.org.uk: This is Public Space](https://www.barbican.org.uk/whats-on/2019/event/this-is-public-space) * [upprojects.com: This is Public Space](https://www.upprojects.com/projects/this-is-public-space/) ## Meanwhile, in the padiverse * [kari.this.is.public.space](https://pad.vvvvvvaria.org/kari.this.is.public.space) (private) * [vocoder](https://pad.vvvvvvaria.org/vocoder) (public) ## Doodle Doodle Doo * [wet-signal-voice-garden.pdf](./media/wet-signal-voice-garden.pdf) * [staringcaring.com](http://staringcaring.com/) ## Hackity Hack Hack Please note, these commands were run on a Debian Stretch system. ### Install packed lunch ```bash $ sudo apt install -y make git ``` ### Get your discount source code ```bash $ git clone ssh://gitea@vvvvvvaria.org:12345/varia/vocoder.git $ cd vocoder ``` ### Do the Python dance ``` $ python3 -m venv .venv $ source .venv/bin/activate $ pip install -r requirements.txt ``` ### Run the server ``` $ make serve ``` ### Layers of the Onion * [Flask](http://flask.palletsprojects.com/en/1.1.x/) * [Leaflet](https://leafletjs.com) * [Mappa.js](https://mappa.js.org) * [p5.js](https://p5js.org) ## License TBD.