The MELP (Mixed-Excitation Linear Predictive) Vocoder Algorithm is the 2400 bps Federal Standard speech coder. The selection test concentrated on four areas: intelligibility, voice quality, talker ...

We've been taking a deep dive into creative vocal production this month on MusicRadar, covering everything from nailing the classic vocoder sound to modern, Bon Iver-style 'Prismizer' effects.

The MELPe algorithm was developed using several enhancements to the original MELP 2400 bps specification. MELPe implements a variable low bit rate vocoder that supports multiple rates of 600 bps, 1200 ...