Commodore PET (CBM) 4008
Photo 1: Esocop
Personal computer, 1980, Commodore. The CBM 4008 is the 8 KB model of the 4000 series, which brought BASIC 4.0 with disk commands to the PET line; the 4008 and 4016 had their memory sockets punched out to prevent user upgrades.
| Years | 1980 to 1981 |
|---|---|
| Manufacturer | Commodore Business Machines |
| Processor | MOS Technology 6502 at 1 MHz |
| RAM | 8 KB |
| ROM | 20 KB (BASIC 4.0) |
| Display | built-in 9 inch monochrome monitor, 40 x 25 text |
| Storage | external Datasette or IEEE-488 floppy disk drives (4040) |
| Ports | IEEE-488, 2 cassette ports, user port |
| Operating system | Commodore BASIC 4.0 |
Documentation
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