Producer and DJ Tommy Pulse, real name Bas Tichelaar (1978), has released material under many names - including Virus, R.B.A., Medicine Men, Lazy Jones, Headz Up, and Stone Cold. In 1995, the Amsterdam born DJ was just seventeen when his first Hardcore record was released by ID&T. It got major airtime and two releases soon followed on the Masters of Hardcore label. Together with two friends he combined forces as the R.B.A. project and several R.