Commodore B128

Commodore B128 computer, top view with keyboard

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Released: 1982
Discontinued: 1984
Operating System: Commodore BASIC 4.0

Acquired: October, 2019

This Machine

  • MOS 6509 CPU at 2 MHz
  • 128K Dynamic RAM
  • MOS 6581 SID Audio, 3 voice synthesizer
  • 68B45 CRTC Video, text only, 80×25 with PETSCII graphic characters
  • Full-sized 102 key QWERTY keyboard with numeric keypad and 4 direction cursor
  • Ports:
    • IEEE-488 Parallel
    • 25 Pin RS-232 serial
    • Datasette
    • 5 Pin Video/Monitor
    • CBM-II Expansion/Cartridge connector
    • RCA audio out

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