http://www.sgi.com/products/appsdirectory.dir/DeveloperIXExtron_Electronics.html
(Silicon Surf Promotional CD, 01/1995)
Extron Electronics
RGB 112 Universal Analog Interface
RGB 120 Universal Analog Interface
http://www.sgi.com/products/appsdirectory.dir/DeveloperIXExtron_Electronics.html (Silicon Surf Promotional CD, 01/1995)