The Rapman is a small keyboard with 32 mini keys, 25 tones, 30 rap patterns, scratch disk, microphone and voice effector. Released in 1991, it is the world's first keyboard designed just for rap.

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0:00 Intro
0:21 Overview
2:29 Hip Hop
6:10 Other Models
7:14 A Look Inside
10:17 Tones
13:26 Scratch Disk
14:28 Patterns
22:44 Microphone
23:30 Voice Effector
24:45 Feedback
29:12 Connecting Other Instruments
31:42 Conclusion
34:19 Outro

Listen to some tracks on Soundcloud:
  / user-229361059  

Magazine scans taken from muzines:
http://www.muzines.co.uk/articles/cas...