Originally Posted by Jeff-Birt  Evidently they managed to warp the laws of physics! The increased drive voltage is needed to overcome the motors inductance. It allows you to build up the magnetic field faster, i.e. better performance.
What they are claiming above is simply NOT possible. |
Perhaps the difference is that the driving power is being delivered as sine waves. I would expect the inductance of the motors to have less effect than when square waves or stepped sines are applied.