Modular Synthesizer Roland System 700 and Sequencer Roland MC8

http://www.vintagesynth.com/roland/sys700.php
http://www.synthmuseum.com/roland/rolsys70001.html
http://www.arkdigital.net/Pages/RolandSystem700.html
http://www.sonicstate.com/synth/roland_sys700m
http://www.roland.com/support/article/?q=manuals&p=SYSTEM-700
http://www.sequencer.de/syns/roland/System700.html
http://yusynth.net/gear/R700_MC_en.html
http://fa.utfs.org/diy/roland700
http://www.rlmusic.co.uk/rlm3/roland-system-700-lab-series