One final tutorial to round out this batch before I take a break. This time we're having a look at two classics; the Roland TR-707 and the Roland TB-303. This video gives you the basic principles to get started. Along with the TR-727, TR-909, TR-808, SH-101 and MC-202, these machines played an integral part in dance music that emerged in the late 80s, most notably Acid and Techno.