Groove Sample Drum Machine Yamaha RM 1 X Remixer Sequencing

http://en.wikipedia.org/wiki/Yamaha_RM1x
http://www.vintagesynth.com/yamaha/rm1x.php
http://usa.yamaha.com/products/music-production/sequencers/rm1x/?mode=model
http://www.soundonsound.com/sos/feb99/articles/yamaharm1x.htm