Knowledgebase

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BMS : Battery Management System ( active ).. and in other cases... Battery Monitoring System ( passive )

Why do you need a BMS ?
I'm not going to go into too much detail but here are the things you need to know..

A battery pack is made ...

There is alot of new motor availlable every months and as usual people like to compare them to know witch is the best for their purpose.

Most of the time people will use the parameters specified by the manufactur and will trust them. Sometime it is ...

Here's a very detailed and well illustrated tutorial on the basics of AC induction motors and brushed DC motors. You can learn a lot from this.
If you're not the techie type, ignore the mathematical formulas and just look at the pictures.

http://w...

Non-Hub Motors

80-100 RC motors (Turnigy, Alien, etc)
https://endless-sphere.com/forums/viewtopic.php?f=30&t=84112&start=25#p1316687

80-100 Alien Power (compared to RV 100)
https://endless-sphere.com/forums/viewtopic.php?f=30&t=9497...

HUB MOTORS

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"Brushless GEARED hub motors, big list and details"
https://endless-sphere.com/forums/viewtopic.php?f=3&t=4892

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"MAC ha...

So you just received a new controller and need help wiring it up.
Here is my procedure for installing a controller on any BLDC motor.

Installation Tip:
The colors of BLDC motors, controllers, throttles and e-brakes may not always match up....

When experimenting or using parts from different sources, we frequently find the color codes on brushless motors and controllers do not correspond correctly. Just because the right colors are present does not mean they will match correctly, though th...

Acronyms - Not definitions. Abbreviations with meanings

There are multiple types of scooters, namely stand-up type (optional seats) like Razor or Segway that are not roadworthy road-going types from 50cc equivalent (usually 4kW nominal due to licensing restrictions) like UGO/EGO OldStuff

This article gives an example of how to use a Reed Switch and a magnet mounted to the Brake lever to activate the E-Brake function of almost any controller. in my case i used the connectors for the Crystalyte controller. exactly the same connector is u...

Unfortunately, there is no magic formula for determining the best e-bike setup for you or your friends.

Choosing the ingredients for your e-bike is an iterative process, however the steps below should be a good starting point.

General Troubleshooting Tips
Some tips on troubleshooting a bad battery pack made from groups of small cells

Some tips on troubleshooting a generic pre-built ebike pack:

We are all familiar with the old trusty Duracell and Energizer batteries, these are called " Primary Batteries " and are one time use.. however.. for ebikes we need re-chargable batteries ! obviously .. These are called Sec...