| GENERAL |
| Type: | 8-bit hobby computer |
| CPU: | MOS 6502 @ 1 MHz |
| Operating system(s): | Basic |
| Memory: | ROM: 4 KB (Expandable with additional 4 KB)
RAM: 16 KB (Expandable) |
| Power supply: | |
| Current drain / power consumption: | |
| Dimensions (W*H*D): | 483*?*? mm (19*?*?") |
| Weight: | ? Kg (? lb) |
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| I/O |
| Keyboard: | External |
| Graphics: |
Acorn VDU: MC6845 CRT controller + SAA5050 text generator
40*25 characters
Teletext standard
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| Audio: | No |
| Storage: |
Two floppy disk drives, 100 KB
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| External I/O ports: |
| Keyboard: | ? |
| RGB out: | DIN |
| Video out: | BNC (Composite) |
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| Other: | |
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| MISCELLANEOUS |
| Manufactured: | England, 1982-198x (Discontinued) |
| Additional info: |
A basic System 4 is similar to System 3, but with dual floppy
disk drives and 16 KB RAM, all mounted in a double height rack.
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| Related documents: | |
| Modifications and fixes: | |
| Notable "ham" software: | |
| Reviews: | |
| Some options / Accessories: |
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