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  1. Lambretta University Project

    Electric Bikes
    Hello all, I'm a final year product design student studying in London. For my final project of my degree I am trying to convert a vintage Lambretta to electric. There are already companies that are converting these scooters, but they simply remove the original engine and replace it with a hub...
  2. Yuyangking Bluetooth Speed Controller Assistance for Wiring

    Electric Bikes
    Is anyone able to give some assistance with the wiring of the items below? I have a 24 v controller and a 48 v 2A battery I've done some research and drew a schematic which is the attachment here. Theres a link to all the items that need to be connected: Electric Bike 48v 50 A 1000w controller...
  3. Battery problem on Electric scooter

    New Member Introductions
    Hey guys i have a quick question about my electric scooter, so i purchased a razor ecosmart metro 36 volt 21amp electric scooter 2 years ago and the battery used to last me about 5miles but now it only lasts about 1 and a half :( i was wondering how i could increase the range (and hopefully...
  4. Charging Circuit Help Please!

    Electric Bikes
    Hi. I am building an electric scooter, which is powered by 4 6volt, 4.5amp rechargeable lead acid DC batteries (http://www.jaycar.com.au/productView.asp?ID=SB2496), wired in series to produce 24volts (18amps). I am planning to use an inbuilt charging circuit, which plugs into mains power (240v...
  5. Charging Circuit Help

    Batteries and Charging
    Hi. I am building an electric scooter, which is powered by 4 6volt, 4.5amp rechargeable lead acid DC batteries (http://www.jaycar.com.au/productView.asp?ID=SB2496), wired in series to produce 24volts (18amps). I am planning to use an inbuilt charging circuit, which plugs into mains power (240v...
  6. My new EV scooter, pics.

    Electric Bikes
    My first EV. :D Slow but cheap miles. ;) It's a "Swei-Swen El King" or something like that. Now to the question. Can anyone find any info on the controller, charger and motor? Go here for bigger (clickable) images: http://elbilsforum.se/?s=elektrisk_scooter_eu_moped /Fredrik
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