This SS-50 Prototype Card size is 9 x 5.5 inches. It is thru hole plated with Power and Ground is bussed through out the the board. IC circuit patterns are laid out in groups of three pads for each IC pin.
This card was designed and built by Quality Research Company. This is the QRC part # 81-230, SS-50 System Proto Design Card.
Photo Top (JPG 138k)
Photo Bottom (JPG 150k)
Simple 32k Memory Schematic (JPG 85k)