Technical
Switched Reluctance motors, an old design i...
Reluctance is an engineering term that (as far as I can tell) means that when you create an electromagnetic field (in the shape of a
Bafang Ultra Max, the new big dog on the po...
The Bafang Ultra Max mid-drive has the biggest motor you can buy in a factory turn-key ebike right now. It is labeled as a 1,000W
Making a Resistance Soldering Unit, and may...
Most ebike builders have never seen a resistance soldering unit, so they don’t know that it’s an option when you are moving up to soldering
An introduction to lithium 18650 batteries
The development of electrical transport, from skateboards and scooters to buses and trucks, has been an evolution of battery power. We’ve been able to store
How to make a lithium battery last, or̷...
We have written in the past about tips that will help your expensive lithium battery pack last as long as possible. This article will cover
Motor Tech: learn the terms, Part-2
If you actually know anything about electric motor technology, and you don’t hate me yet? Buckle up…this article is going to be a bumpy ride.
Ebike charging for long Battery life
Ebike charging for long Battery life So, you want your battery to last a long time?…remember that most people will not ride their ebike 500
Mid Drive Kits, Dump the Derailleur and get...
The popular Bafang BBS02 and BBSHD mid drives are introducing an entirely new generation to electric bikes. Many of these new ebikers are asking about
Ebike Battery Math: Volts, Amps, Amp Hou...
These days, awesome ebike battery packs constructed of quality 18650 cells are available to average bike builders thanks to advances in 18650 DIY pack building
52V battery packs, plus the 3077 FET we lov...
For years, the electric bicycle market used legacy designations for power system voltages, like 24V, 36V and 48V. This was because the earliest systems used
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