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  1. E

    E bike controller identification

    I have a 24 fet controller and am looking for some info. Do somebody regonize this controller board? I am looking for the info about the codes at the pcb for cruise speed limit and the rest. There are codes A1-A4, E1-E5, C1-C3, sl, sh, sx x, x, zf, q, L. It have 75V fets P75NF758 and 63V...
  2. E

    internal resistance battery pack

    I have a battery with Samsunt 29E cells. 7s6p. The battery is from 2014 and is still doing well. Now I saw on the CA3 that the internal resistance is indicated. Does anyone know the resistance of a new package with 29E cells. The CA3 gives 0.102 Ohm for my battery. Is this very bad or is it...
  3. E

    My new battery mount

    I use a cube mtb for a few years now. The battery a 25Ah triangle pack from em3ev.com is in a battery bag in the frame. I was not happy with it, the battery was jumping in the bag when i ride a singel track. and I dont like the big velcro to mount the bag. Today i weld a frame for the...
  4. E

    DIY brakeswitch (reed witch)

    For my bike with hydraulic bakes i was looking for a witch for the ebrake. I find nice reed witch for only 5 euro. https://www.conrad.nl/nl/pic-ms-225-3-1x-no-180-vdc-130-vac-07-a-10-w-503557.html I drill a hole in the brake handel and glu a magnet. The switch is conntect to my CA v3...
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    18fet controller make click sound

    My controller don't work, when i connect te ignition wire it make a little click sound like a relais is switching. When i twist the throttle nothing happens. I messure 5V at the red and black throttle wire and 0 ~ 4V at the green and black throttle wire so that looks normal. When i mesure...
  6. E

    Use uC to make bike road legal (Holland)

    First English is not my first language if you don’t understand please ask. I like to build a thing that make my bike road legal voor Holland. The problem is my PAS sensor if I use the sensor the bike wil always go full throttle when paddeling. I can add a twist throttle but that is illegal...
  7. E

    Cycle Analyst damaged need some info.

    Sorry for the bad spell i am from Holland. I have a Cycle Analyst and have used it at 60V agm whit no problems. Now i try a 21s lipo pack 77,7V and my Cycle Analyst smoked an is damaged. There is a component in the manual called C2 burned. Does anybody know what component this is. I think it...
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