As the site says, the .ubk file is in Unisyn format, and you'll need that program to use it. However, the file also seems to be available in MIDI SysEx (System Exclusive) format (.syx). SysEx loaders are readily available. What computer are you using? What MIDI software do you already have?
[This message has been edited by quietDIN (edited 03-01-2007).]
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Yamaha: Motif XF6 and XS6, A3000V2, A4000, YS200 | Korg: T3EX, 05R/W | Fender Chroma Polaris | Roland U-220 | Etc.