Systems

Computers:

1981 - Commodore VIC20 Issue 1 [1982]
1982 - Sinclair ZX Spectrum 48k issue 4A [1983] (SOLD)
1982 - Commodore 64 Breadbin [1984]
1982 - Sharp MZ-700 (711+Datassette) [1983]
1982 - Timex Sinclair ZX Spectrum 48k Issue 6A [1984]
1983 - Timex Computer 2068 (Black Edition) [????]
1984 - Sinclair ZX Spectrum+
1984 - Sharp MZ-800 (821) [1984]
1984 - Commodore 16 [????]
1985 - Commodore 128
1986 - Amstrad PC1640DD
1986 - Sinclair ZX Spectrum +2 Grey [1986]
1986 - Sinclair ZX Spectrum +2A [1989]
1987 - Commodore Amiga 500
1989 - IBM PS/2 30-286
1991 - i386SX 20 Generic Laptop (Standard Computer)
1992 - IBM PS/1 model 2121-B82
1993/94 - Generic PC Cyrix Cx486DLC + Weitek 487 Coprocessor
1994 - Osicom Gold i486DX 33MHz
1994 - DELL Optiplex 560/L
1998 - Generic AMD K6-2 PC
1999 - Generic Pentium II 400MHz 
2005/06 - Generic Pentium 4HT 3.4GHz

Consoles:

1976(?) - Saba VideoPlay
1979 - Philips Videopac G7000 [1981]
1982 - Atari 2600 "Darth Vader"
1984 - Atari 2600 "2600 Jr."
2000 - Sony Playstation 2