Working Pull. Guaranteed to work in a compatible systemShips within 24 hours in an anti-static bag and sturdy box.\• Brand: Sequential Systems• Model: RAM 80• Part Number: 8403A• Year: 1984\This vintage RAM 80 expansion card is a specialized internal component designed for early 80s educational computing systems. The green PCB features a gold-plated edge connector and integrated circuits including Motorola MCM6665AP20 chips. It is a genuine piece of computing history from Sequential Systems, labeled specifically for educational products. This hardware is ideal for collectors or enthusiasts maintaining legacy hardware environments from the mid-1980s.\• Interface: Gold-finger edge connector• Memory Chips: 8x Motorola MCM6665AP20• Logic Chips: SN74LS374N, M74LS245P• Origin: Made in U.S.A.\Vintage Computing, Retro Hardware, Apple II Expansion, 80-Column Card, 1980s Tech, PCB Collector, Motorola RAM, Legacy Computer Parts, Computing History, Educational Technology, Circuit Board, Rare Hardware, Sequential Systems RAM80