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  1. D

    should I change to a sinewave controller

    I am fed up with the loud whine that comes off the motor. Should I change to a sinewave controller, if so, which one?
  2. D

    Speed not registering

    I have an EBC conversion with I think a Kunteng controller. Yesterday I suddenly realised that when I stopped pedalling and just freewheeled the speedo indication when to zero until I started pedalling again. Also, there is a dealy before the speed is registered when I start up. I don't think...
  3. D

    Re generative charging

    Is it possible to buy a regenerative charging system whereby when not using peddle assist the bike battery is charging. Useful when going down hills especially
  4. D

    Control units: Square wave or sine wave

    A short time ago I modified my Claud Butler with a kit from "Electric Bike Conversions" and have been very happy with both the result and the support from the firm. I also modified a friend's bike successfully. I understand that the control unit supplied is a square wave device which gives...