The 1980 version of the Doctor Who theme, as arranged and recorded by Peter Howell, has a section of the main melody generated by a Roland SVC-350 vocoder. A similar Roland VP-330 vocoder was used to create the voice of Soundwave, a character from the Transformers series. See also Audio timescale-pitch modification Auto-Tune Homer Dudley List of vocoders Phase vocoder Silent speech interface Talk box Werner Meyer-Eppler Notes References Multimedia references External links Description, photographs, and diagram for the vocoder at 120years.net Description of a modern Vocoder. GPL implementation of a vocoder, as a LADSPA plugin O'Reilly Article on Vocoders Object of Interest: The Vocoder The New Yorker Magazine mini documentary Audio effects Electronic musical instruments Music hardware Lossy compression algorithms Speech codecs Robotics