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  1. B

    Basic electrical theory. Motor and controller

    Hi. A friend and me we're discussing which components govern which factors and arrived at the following. What do you folks think? The motor and it's windings have a certain resistance when cold and so draw a max current for a fixed voltage (e.g. plug a 1000W hub into a 50V battery and it will...
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    Gear sensor gng

    Hi Folks. Is it possible please to automatically cut the power when using a gng 2015 with an alfine 8 hub? Just trying to help preserve the hub's life a little. Thanks
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    matching controller to hub. noob

    Hi, are some controllers better suited to some hubs and if so is it just experience that tells you what is a good match? I'm planning on putting a my edge 3000w with a 14s9p em3ev triangle pack and a ca3 with torque sensing bb. Would be nice to have regen braking but i'm concerned that it is...
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    bms and spot welder

    hi. 1, am looking to buy a spot welder that is a level up from the cheap Chinese ones so that it is within its comfort zone to make quality welds and not need to be rested too often. and 2 please, am having great difficulty finding a bms for a 80A peak, 50A continuous rating make from either...
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