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Last modified 2026-01-20

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Acorn System 2

A picture of Acorn System 2

SPECIFICATIONS

GENERAL
Type:8-bit hobby computer
CPU:MOS 6502 @ 1 MHz
Operating system(s):Basic
Memory:ROM: 2+4 KB (Expandable with additional 4 KB)
RAM: 4 KB SRAM (Expandable to 8 KB)
Power supply:
Current drain / power consumption:
Dimensions (W*H*D):483*134*175 mm (19*5.28*6.89")
Weight:? Kg (? lb)




I/O
Keyboard:External
Graphics: Acorn VDU: MC6845 CRT controller + SAA5050 text generator
40*25 characters
Teletext standard
Audio:No
Storage: External tape recorder
Floppy disk option
External I/O ports:
Keyboard:   ?
Tape I/O:   ?
RGB out:   DIN
Video out:   BNC (Composite)
Other:




MISCELLANEOUS
Manufactured:England, 1980-1982 (Discontinued)
Additional info: The system consisted of a CPU board, a memory board, a
video board and a tape recorder interface board, all mounted
in a 19 inch Eurocard rack.

The CPU and tape recorder I/F boards were the same as in
System 1, but without the keypad and display.
Related documents:
Modifications and fixes:
Notable "ham" software:
Reviews:
Some options / Accessories:
- -
A picture of Acorn System keyboard
System keyboard, used on System 2, 3, 4 and 5