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AI Electronics
ABC 24

The ABC-24 and ABC-26 could run up to 8 programs simultaneously and could manage 7 work-stations under M/PM (according to the advertisement). they has a real-time clock and 96 graphic symbols built-in.

There were several models : 20, 21, 22, 23, 24, 25 and 26, mostly differentiated by their storage capacities...
The 2x Models were the successors of the ABC 10, which had a digital tape auxillary memory, supplied with DOSKET-T.

AI DOSKET is the AI Electronics Operating System. A lot of languages were developed for these computers: MBasic, CBasic, Basic, Pascal, Cobol80, PL/3, Fortran IV and assembler.

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Hello, I have one, but I have not a keyboard ... dou you have some information if is possible to use another one from different of computer

Friday 13rd September 2013


I’m collector of vintage computer systems. One of my systems is an ABC-24 for which I have destroyed the CP/M Boot Disk. So I want to ask you for a copy of this Disk (or an Image) if you have one.


Thursday 1st March 2007
Juergen Sievers (Germany)
Vintage Computer


TYPE  Professional Computer
YEAR  ? 1979
KEYBOARD  Mechanical QWERTY / AZERTY keyboard
16 function keys and numeric keypad
CPU  Zilog Z80A
SPEED  4 Mhz
CO-PROCESSOR  Arithmetic processor
RAM  64 kb (up to 1Mb)
ROM  4 kb (monitor)
TEXT MODES  80 x 24
GRAPHIC MODES  640 x 288 optional (PLOT 10 compatible)
COLORS  monochrome (12'' green monitor)
I/O PORTS  2 x serial ports - 2 x parallel ports x 1 GP-IB (IEEE 488) port
BUILT IN MEDIA  2 x 5''1/4 disk-drives (320k each)
OS  Dosket, CP/M & M/PM
PERIPHERALS  external disk-drives, 10Mb and 20Mb Winchester hard-disk

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Ready prompt
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Commodore 64 prompt
Pak Pak Monster
Pixel Deer
BASIC code
Shooting gallery
3D Cubes
Pixel adventure
Vector ship

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