Yes, David...the Piano/Strings/ Timpani is one I use, especially now, with the Tyros4, I can layer three RH voices...one of Yamaha's factory string patches, called "Tutti" has velocity controlled timpani on the lower part of the key range. Great for tunes like Space Odyssey etc.

Have a good gig.

Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.