Introduction
Construction Procedure
   Parts List
   Layout Diagrams
   T.V./Video Monitor
   Power Supply
   Switching On
   Tape Recorder
   Output Ports
Circuit Description
Block Diagram
Memory Map
Expanding the ATOM
   Lower Text Space Extension
   Video Graphics Extension
   Floating Point Extension
   Versatile Interface Adapter
   Printer Interface
   Bus Buffers
   Extension

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