vocoder-ladspa: vocoder-ladspa (LADSPA vocoder plugin) vocoder-ladspa: vocoder-ladspa: A vocoder is a sound effect that can make a human voice sound vocoder-ladspa: synthetic. It is often used to speak like a robot, with a metallic vocoder-ladspa: and monotonous voice. vocoder-ladspa: vocoder-ladspa: vocoder-ladspa: vocoder-ladspa: vocoder-ladspa: vocoder-ladspa: