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Atari 400

Blue Arrow Company:  Atari, Inc
Blue Arrow Model Number:  400
Blue Arrow Manufacture Date/Year:  1979


Blue Camera Camera Used:  Nikon D5100
Blue Info Images Copyright:  Click Here
Atari 400 front Atari 400 back Atari 400 side1 Atari 400 side2
Atari 400 herol Atari 400 heror Atari 400 top1 Atari 400 top2


Blue Arrow Specifications

Core Unit:

  • Processor:  1.79 MHz MOS Technology 6502B
  • RAM:  16K onboard
  • Graphics:
    • "ANTIC" Graphics Processor
      • Color Television Interface Adaptor (CTIA) provides color playfield and generates sprites
      • Text: 24 x 40 characters
      • Maximum monochrome resolution: 320 x 192 pixels
      • Maximum color resolution: 160 x 96 pixels
      • 128 colors
  • Sound:
    • "POKEY" Chip
      • 4 voices (semi-independent 8-bit channels)
      • Two channels can be combined for more accurate sound (16-bit)
  • Ports:
    • 4 Controller ports
    • 1 RF output to TV
    • 1 13-pin serial port
    • 1 Built-in ROM cartridge slot
Keyboard:
  • Built-in durable membrane keyboard



Atari 400 Keyboard
Atari 400 Membrane Keyboard

Standard Controllers:
  • Atari DE-9 One-Button Joystick
  • Atari DE-9 Paddle Controllers



Atari Controller
Atari 400 Joystick Controller

Game Format:
  • ROM cartridge (one built-in ROM cartridge slot)
  • Cassette tape (external compatible cassette tape recorder needed)
  • 5.25-inch floppy disk (external compatible floppy disk drive needed)



Atari 400 Cartridge
Typical Game ROM Cartridge

Operating System:
  • Built-in Atari OS Rev. B (10 KB ROM on 3 chips)
  • Disk Operating System
    • Depends on compatible disk drive, usually Atari DOS 1.0 or Atari DOS 3.0
Physical Dimensions:
  • Size (Inches):  4.5 H x 13.5 W x 11.25 D
  • Weight (Pounds):  5.19


Blue Camera Camera Used:  Nikon D5100
Blue Info Images Copyright:  Click Here
Atari 400 n1 Atari 400 n2 Atari 400 n3 Atari 400 n4
Atari 400 n5 Atari 400 n6 Atari 400 n7 Atari 400 n8


Blue Camera Camera Used:  Nikon D5100
Blue Info Images Copyright:  Click Here
Atari 400 o1 Atari 400 o2 Atari 400 o3 Atari 400 o4
Atari 400 o5 Atari 400 o6 Atari 400 o7 Atari 400 o8
Atari 400 o9 Atari 400 o10 Atari 400 o11 Atari 400 o12
Atari 400 o13





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