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  1. S

    2WD Electric scooter

    So a few things, this time I connected the throttle to the slave only with the power lock and everything and the motor didn’t turn, seems like a busted controller. Luckily I had another, so I did everything together, put the power lock to master and slave, put the signal of master to slave, and...
  2. S

    2WD Electric scooter

    What I already did was have a wire going from the thick red wire on the slave to the thinner power lock red wire of the slave like you stated, so it is already directly powered by the battery. If you think it makes more sense, I can connect it to the brown throttle line instead of the battery if...
  3. S

    2WD Electric scooter

    This is the link for the slave controller, US $5.61 37％ Off | 36V/48V 350W Electric Bicycle E-bike Scooter Brushless DC Motor Controller Drop Ship Support https://s.click.aliexpress.com/e/tIBVzBYc It doesn’t have labels but I found the picture below from another very similar controller. This...
  4. S

    2WD Electric scooter

    I am trying to setup my electric scooter with two hub motors, two controllers, one throttle and one battery pack. The throttle is a twist one with just battery indication. The motors are the same 36V motors and the controllers are both 36V as well. The throttle connects to one controller in the...
  5. S

    MOT Spot Welder for 18650 Li-ION batteries

    I have tried decreasing the time and when I do, sometimes the nickel plates end up just sticking to the copper welding tips but dont adhere to the battery terminals. I have seen simple builds that do not require more controllers and would prefer to just use the arduino time and relay system to...
  6. S

    MOT Spot Welder for 18650 Li-ION batteries

    Recently I followed an instructables on building my own MOT spot welder, and the build went great. I am getting power from a normal home outlet, which is 120V and 15A, and I am getting out around 2 volts, so around 900A for the output of my second winding. I used a large gauged stranded wire for...
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