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Vintage Irwin Magnetics computer data-storage/tape-drive controller board, dating to approximately 1986.Board markings include:
• Irwin Magnetics 3304000-B firmware ROM
• PCB 3402101-4
• 3002001-2 / 3046JB
• 29-86 marking
• Signetics 28681B1 / 28635Y DUART
• SLA5210F1G IC
• TI SN75437NEIrwin Magnetics was a notable manufacturer of computer tape-backup and magnetic data-storage equipment during the 1980s.Excellent period computer hardware piece with the original socketed Irwin Magnetics firmware ROM, ribbon-cable interface, configuration jumpers and associated control electronics intact.Exact original drive/system application has not been positively identified.Appears complete and in good vintage cosmetic condition. Untested and sold as-is. Please see all photos for exact markings, components and condition.
