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  1. Chambers

    20s8p battery 20 groups of 8 OR 8 groups of 20 better?

    As the title suggests I'm designing a 20s8p battery. is 20 groups of 8p cells OR 8 groups of 20s cells better and why? I'm sure I've read about this somewhere but my brain isn't working today
  2. Chambers

    3DE - 3D Printed Carbon Wrapped e-bike frame

    So while I slowly save money for my other project https://endless-sphere.com/forums/viewtopic.php?f=28&t=106672 I have been thinking about designing a 3D printed carbon wrapped frame. The idea being that it would be 3D printable on a standard ender 3 style printer and build-able with some...
  3. Chambers

    18650s Australia

    Just wondering if anyone has any leads on reasonably priced 18650 cells either in Australia or that will ship to Australia. NKON no longer ships to Aus'. I have been offered some 30q cells by a member on a FB group but not enough to complete my project so if your reading this and have around 50...
  4. Chambers

    Enclosed motorcycle?

    Anyone on here built an enclosed motorcycle? Video clip below is of Cedric Lynch (designer of the Agni motor etc) with his enclosed bike from 2013. (bike specific info starts at 1.55) KnqoH0YaCsE This is one of the earliest examples I could find S9VhfqCGQJ0 and of course there is the...
  5. Chambers

    EMAX electric motorcycle from russia?

    https://www.youtube.com/watch?v=Uilj9gpoFBcUilj9gpoFBc Anyone know any details about this? Looks like a QS138 to me? EDIT.... After digging around their spare parts page it looks to definitely be a QS138 motor with an EM200 controller, They also have the QS138 water cooled version in their...
  6. Chambers

    Custom frame for the Cyclone Coaxial motor

    Following on from this thread .. https://endless-sphere.com/forums/viewtopic.php?f=28&t=88921&start=225 -------------------------------------------------------------------------------------------------------------------------------------------------- EDIT: Lots of changes and refinements...
  7. Chambers

    Project Shoestring

    Hey All, So Covid-19 has put a halt on my elaborate e-bike plans. I find myself in a position with less money but more time - Enter project shoestring Goals: - Use what I have available - Up-gradable easily when the time comes - Concentric (to pivot) mid-drive - Linkage suspension at the rear...
  8. Chambers

    Denzel‐Eastgem truvor

    Anyone know anything about this bike? Can't find any images except for renders so I'm assuming it's still a concept http://eastgem.net/truvor.html https://www.behance.net/gallery/91869063/TRUVOR-20-ELECTRIC-CUSTOM-SCRAMBLER?tracking_source=project_owner_other_projects Would be good if they...
  9. Chambers

    Hummingbird 20kw-ish Mid-Drive Concept Bike

    As the title suggests this is a new concept bike I'm developing (name subject to change :lol: ), Still lots of work to go but the current specs are as follows. - QS138-70H motor concentric to the swing-arm pivot - Nuc' 24F controller - Removable battery - 20s21p Samsung 30Q's...
  10. Chambers

    ampflow motors?

    Hey guys, I'm a newb here so go easy :D ... Has anyone actually used one the ampflow motors in a mid drive setup? http://ampflow.com/ampflow_motors.htm I did a bit of a search around and only found people thinking of using them.. What got me wondering was I found this on you tube...
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