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  1. kebekua

    My QS205 runs circles around a QS273!

    I read that in a group a few years ago and thought that was quite a laughable statement. I have both motors. I cooked a 205 at 30KW while the 273 happily handles 42KW and hardly gets warm. The maximum torque of the 273 surpasses that of the 205 by far, there’s no question about it. However I...
  2. kebekua

    Magician 250 electric drive conversion

    Hi Board! Here are a few pics of my Magician 250 conversion! I started the build in June, its about 90% complete now. Current specs: A123 LIFE 72V40Ah, 30C rated battery 300A ANT BMS capable of 600A peak QS 205 3KW V3 4T Mobipus 72600 [/URL]][/img] [/URL][/img] [/URL][/img] [/URL][/img]...
  3. kebekua

    Race: Kelly KEB 12KW vs Sabvoton 200A vs 400cc

    Hi board here is a little video I shot last weekend: Dui and I have the same battery, we both have 3KW QS hub motors but he has a 273 and I a 205. https://www.youtube.com/watch?v=xRTDp5tUqaY&feature=youtu.be
  4. kebekua

    Controller design and technology-why not both sinewave and squarewave?

    Hi board, I got a question for members who are versed in controller design and technology. Squarewave controllers are more efficient at high speed. Sinewave must use field weakening to achieve the same speed with a given voltage and motor, and therefore are less efficient at high speed. Why...
  5. kebekua

    Rusty Vespa popping wheelies with 40% power

    https://youtu.be/X8qwmPIxXuM
  6. kebekua

    Offroad Electric Fun with Sound Amplifier

    https://youtu.be/qVnTyZ-sofg
  7. kebekua

    Electric GT burnout

    htttps: _shitty upload, damned Great Chinese Firewall! -please use the link below
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