PC running Renoise, FLoops Studio 4, SX
Akai S5000
Yamaha AN1x
SCI Pro One
Juno 106
MC202
Roland XV5080
Proteus 1000
Oberheim Matrix 1000
Mackie 24-8
Lexicon MPX100
Ensoniq ASX
Dynaudio BM15's
... thinking very seriously about adding a TR909, and maybe buying another TB303 (had one a few years back I managed to find for £50! yep - one of those once in a lifetime, back of a mates' wardrobe find)