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SBrick vs Lego RC System

Posted by Marc Jaouen
To check, once and for all, how the SBrick compares to the original RC system created by TLG for the 8475 RC Buggy and the 8366 Supersonic RC.
Posted November 12, 2015 - Filed in My Own Creation
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4 comments
  • Tamas Misik, Patrick Dam, and Wichelroede . like this
  • Tamas Misik
    Tamas Misik So the diference between the avg. speeds only 0.8 km/h I thought it will be more. Thanks for the test and the video
    November 13, 2015 - 1 likes this
  • Marc Jaouen
    Marc Jaouen The cords themselves can generate a loss. The resistance of the short black cords of the RC system is something like 1,6 Ohms, which is huge for such a small thing: the wire is real thin and I plan to replace them by a thicker speaker cable. The Power...  more
    November 13, 2015 - 1 likes this
  • Jeremy McCreary
    Jeremy McCreary Marc,
    Thanks for posting these results -- some very useful data points.

    Wondering if you also tested other possible RC Race Buggy (RCRB) and Bluetooth (BT) motor/gearing/wheel (MGW) combos. Though I suspect that a suitably geared XL motor (which I think...  more
    January 17, 2016
  • Marc Jaouen
    Marc Jaouen Hi Jeremy, the only case I know where the RC Unit was slower is the trike, with 2 RC Buggy motors driven by two Sbricks in one case (https://youtu.be/w7vHOpuCZ9w) and by the RC Unit in the other case (https://youtu.be/kFYWFy7ry5M). Weight has probably...  more
    January 19, 2016