Atari 400

Atari 400

Following the successful Atari 2600 games console, Atari announced two home computers in October 1980, the 400 and 800. The 400 was the cheaper of the two models, costing £395.

It is surprising to note that both machines contained custom graphics and I/O processors (ANTIC and POKEY respectively), a design feature rarely seen in most early machines.

Specifications

ManufacturerAtari
Processor6502
Speed (MHz)1.79
Ram (KB)16
Ram expandable to (KB)unknown
ROM (KB)8
Sound4 channels
Keyboard typeTouch sensitive
Number of keys61
Dimensions (mm)343 x 292 x 114
Weight (g)2600
Interfaces
  • Cassette interface
  • 4 joystick ports(9 pin D-type)
  • Serial port
  • Cartridge slot

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