Ok here's my list... Arrangers first then non-arrangers, then current...

Arrangers....

Technics early keyboard arranger ? (circa 1984)
Roland ProE
Roland RA90
Gem WS2
Korg i300
Yamaha PSR730
Yamaha DJX
Yamaha PSR740
Yamaha PSR2000 now sold and awaiting delivery of a PSR3000 on Monday (please tell me I've done the right thing !)

Non- arrangers...

Lower Holiday Organ
Hammond M100P Organ + Leslie 145
Hohner Electronic Piano
Wasp Synth
Fender Rhodes Piano Stage 73
Solina String Machine
Korg 700S Mono Synth
Hohner Clavinet D6
Wurlitzer 200A Electric Piano
Siel Mono Synth
Cavendish String synth/Vocoder
Roland Juno 6
Korg Poly 6
Korg Poly 61
Yamaha PF10 Piano X2 (1 in 1983 & 1 in 1990
Roland Juno 106
Korg DW8000
Yamaha DX100
Yamaha DX7
Ensoniq ESQ1
Ensoniq Mirage Sampler
Ensoniq EPS16+ Sampler
Yamaha EMT 10
Kawai K1m
Akai MX73
Roland U110
Rhodes 760
Dr Boss GM Synth Module
Peavey Spectrum Organ Module
Yamaha SY35 Synth
Roland RS5

Current..

Studiologic SL-880 88 note master k'board
Yamaha SO3 synth
Evolution MK-461c + Native B4 software organ
and soon to be delivered Yamaha PSR3000.

The End