Atari 520ST Speech Synthesizer 2.0 appears on Brotherhood Of Plebs #3
Atari 520ST Speech Synthesizer 2.0 appears on ECG's Fake Orgasm #26
Atari 520ST Speech Synthesizer 2.0 appears on Mars Disc #8 - version 1
Atari 520ST Speech Synthesizer 2.0 appears on Mars Disc #8 - version 2