Pictures from the Vintage Computer Festival East 6.0 held September 12 and 13th at the Info Age Science Center in Wall, NJ USA
William (Bill)Dromgoole's "..Ohio Scientific Superkit with a homebrewed power supply and no case, 25x25-character display, and external parallel ASCII keyboard. The Superkit consists of model 500a CPU board, model 480 backplane, and 440b video card. Also installed are a model 430b cassette I/O interface with D/A and A/D converters and model 420c memory cards. .." One of my favorite exhibits.