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  1. S

    Switch between parallel and series quickly

    Alright guys, I'm totally happy with my ebike setup using 15 multistar batteries in series to up the voltage to 84v but when I try to charge everything I have to unplug all the batteries and use three parallel boards which take quite some time. Is there an elegant way of using switches to switch...
  2. S

    Using a hub motor and solar panels to charge batteries

    Hi there folks. I'm pretty sure this was asked before a million times but I need to get my ideas out there just for the sake of arguing.... I have build a 1000w/72v bike with the hub motor at the back. I have no pedals. I have a 10ah lipo battery (two 5ah 4s packs in parallel....range around...
  3. S

    Lowering the LVC of a controller

    Hi guys, I have just managed to build my own e-bike from zero with the help of the atomic zombie guide. It is a 60v 1000w bike that is fast and exciting. My problem is this: I have 5 12v SLAs (17ah) in series (edited) and when I travel for about 10km everything is fine, but then gradually the...
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