Originally Posted By: Diki
I'd say, if talking about Ketron's, the first one that used audio. The SD-1, right? The Audya merely upped the use of that feature, but the SD-1 was the first, wasn't it?

Until then, all styles used MIDI.


I thought it was the X1? I can't remember if it used audio or not actually, I should know as I owned one for a while !