Jack Hertz Report post Posted December 13, 2016 The Roland TR-808 Rhythm Composer (a.k.a. the "808") was one of the first programmable drum machines ("TR" standing for Transistor Rhythm). Introduced by the Roland Corporation in the early 1980s, it was originally manufactured for use as a tool for studio musicians to create demos. View full drum machine Share this post Link to post Share on other sites
