DY4 Z80 CPU CARD - STD BUS, MODEL DSTD-102, RARE
Jumper selectable card address and port address for Dual RS-232 Ports
Sockets for Program EPROM, RAM, 28 pin, Manual available on line.
Card is in good physical condition, Bus connector shows some wear, please See photos
Because of Age and rarity of this system, we can accept NO Refunds or Returns, sale is AS-IS