Lots of reviews and opinions on this site:
http://www.pianoworld.com/forum/ubbthreads.php/ubb/cfrm Just go to... "Digital Pianos - Synths & Keyboards"
I use a Yamaha P85...I love the action...very robust, and nice response......graded hammer, too.
Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.