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  1. D

    Uncommanded accelleration?

    I have a Bafang SWXK, 6fet KU63-alike controller with the Wuxing throttle running on 12s HK lipo from greenbikekit.com. Btw, this is a nice combo in a 700c roadbike. But, sometimes it intermittently goes to full throttle while working on the bike (so far never while riding). It seems that just...
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    Ebike wiring and controls

    I'm building my first ebike and have some questions about wiring. What is a good signal connector to standardize on? The power stuff I think I have figured out for now (I'll try using EC3 plugs), and there is lots of information about it. But what about the control signal stuff, ie leads to...
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    Which charger?

    I'm building the first of what might be 3 or 4 electric bikes and am trying to pick a charger. I plan on using Turnigy lipo in 12s 2p or 3p mostly, but depending on the resultant speed might want to use 10s to 14s for some of the bikes. At least one bike needs to have a very simple charge...
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    Drop bar bike throttle, any ideas?

    I'd speccing a front hub roadbike build. The goal is some assist but keeping it as much a bike as possible. The target bike has drop bars which I do not want to change. What do people do for throttles on drop bar bikes. I searched but did not find anything helpful. So far I have come up with...
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    lsdzs.com sensorless sine-wave FOC controller?

    Browsing the lsdzs.com site I found this intriguing item: http://www.lsdzs.com/e/ProView.asp?ProId=342, Sensorless Field Oriented Control (FOC) Sine-wave Controller. The blurbage sounds great. Has anyone seen one of these? Any ideas on how to get one?
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