As you seem to enjoy Yamaha Organ playing, here is Alex Payler on the ELX1m, (An update of the ELX1 released in the early 90s) you may even find a used example about.

I have posted them before, but am not sure if you have seen them yet.

http://www.alexpayler.com/alexpayler-media.html

Enjoy

Bill
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English Riviera:
Live entertainment, Real Ale, Great Scenery, Great Beaches, why would anyone want to live anywhere else (I�m definitely staying put).