Sold For $1,385
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Collection of 36 original Apple Computer schematics dated between 1983 and 1984, 22 x 17.25 and 17.25 x 22, containing early diagrams covering both commercial and in-house hardware, such as the tester for the Macintosh 128k boards. Schematic titles include: “Mac Main Logic B. D. Tester, AC and DC Power Distribution,” “Main Logic Board Tester, Block Diagram,” “Printed Wire, Mac - Isaac Interface,” “Connector Adapter Board for the Isaac,” “Signature Analyzer Control Board, Layout for Wirewrap,” “Signature Analyzer Control Board, Wire Wrap,” “Digital I/O Board,” “I/O Register Board,” “68000 Interface Board Layout,” “PAL Video Address (PVA) Interface Wirewrap Layout,” “RAM/SCC-VIA (RSV) Interface Wirewrap Layout,” “Prog. Power Supply Interface,” “Programmable P/S Interface,” “Plate-Vacuum Fixture,” and others related to base plates and side panels. In overall very good to fine, folded condition, with edgewear that includes rust stains, creases, and small tears.
From the collection of Dennis Grimm.
