What's the difference between U3F, U3G, U3H, U3M, U3A, U3N ...
https://markgoodwinpianos.co.uk/yamaha/yamaha-u3-u3h-u3m-u3a-u3gWhat's the difference between U3F, U3G, U3H, U3M, U3A, U3N Yamaha U3 pianos? The lettering system that Yamaha have used for their U3 line of pianos can be a bit confusing so I’ve written this page in the hope that it will be of some use to people out there in internet-land.
Honda U3-X - Wikipedia
https://en.wikipedia.org/wiki/Honda_U3-XHonda developed the U3-X with technology originally developed for ASIMO the bipedal human robot project. Honda states that the "U" stands for unicycle and for universal. It weighs 10 kg (22 lb) and travels at 6 km/h (3.7 mph), a similar speed to the Toyota Winglet. Honda U3-X is a compact experimental device that fits comfortably between the rider's legs, to provide free movement in all directions just as in human walking - forward, backward, side-to-side, and diago…
Used YAMAHA U3X vs U3 - Piano World Piano & Digital Piano ...
forum.pianoworld.com/.../topics/1555502/Used_YAMAHA_U3X_vs_U3.html11.11.2010 · 1. U3X or UX3, 1979, serial no. 2725824, had some use, but I really like the sweet tone. 2. U3, 1987, 4186157, had very little use, looks really new, has a nice tone as well. The second one is a bit more expensive than the first one, but both acceptable to me.