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  1. BareKuda

    Hub motor with hairpin windings

    I see hairpin windings used in many applications, EV motors, 3-phase alternators, various BLDC motors, but so far i cant find any out-runners of any size. I see them used in starter armatures, so clearly they could go on an out-runner stator. So the question is, if its good so so many other...
  2. BareKuda

    KONNWei 208 lead acid battery tester

    I recently purchased one of these cheap $20 battery testers to see if it can actually find the bad batteries in a 60v pack. While there is a maze of options to choose before running the test, it seems they are only used to modern the results of the same test process. It seems these can do only...
  3. BareKuda

    Find number of pole pairs in Direct Drive hub motor easily.

    This is mainly for direct drive hub motors. 1. Disconnect battery and charger to reduce chance of shorting something out while messing with phase wires. Ensure motor is free to rotate safely (wheel of the gound). 2. Disconnect any 2 phase wires. 3 Using a power source that gives about 5...
  4. BareKuda

    Erratic Throttle control (fixed)

    I recently bought a new electronic scooter and the throttle was intermittently erratic, suddenly accelerating more than the throttle was twisted. Another symptom was the motor did not have enough Torque to climb a curb without a running start, which my previous scooter with half the Power...
  5. BareKuda

    YXT speed signal from controller to display

    How do I test my controller speed signal to see if it’s YXT? I have a cargo delivery scooter that came with an LED display suitable for a Barbie Kids car, with LEDs for left, right, headlight and 4 battery bars. No LCD, no speedometer, voltage, odometer etc. so I’m planning on upgrading it...
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