When selecting an e-bike, one of the most important decisions you’ll make is the type of motor to power it. There are three ...

DC motor drives are defined as amplifiers or power modules that interface between a controller and a DC motor. They convert step and direction input from the controller to currents and voltages ...

Stepper motor drives are devices used to power and control stepper motors. While some basic drive units only supply power, many commercially available drives also incorporate controller electronics ...

With that in mind, my next big decision was choosing what kind of motor I wanted: a wheel hub or a mid-drive, common to all e-bikes. Hub drives are motors on the front wheel: cheap, simple and ...

Its 350-W Ananda mid-drive motor peaks at 650 watts and is reported good for five levels of pedal-assist up to 28 mph (45 km/h) and 88.5 lb.ft (120 Nm) of torque. The company has also included a ...

He ended up exploring hard drive motors as encoders, and while the results aren’t exactly high resolution, he may be onto something. Starting with a teardown of some old HDDs — save those magnets!

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C/D SAYS: BMW’s X6 M performance SUV is a high-octane thrill ride with style and standard features for days. Learn More ...

15x AMA Champion Ricky Carmichael and 9x AMA Champion Ryan Villopoto recap the week in Pro Motocross and Supercross. A Division of NBCUniversal. DISCLAIMER: This site and the products offered are for ...

The WD My Passport, Works with USB-C is now available at the highest capacity (6TB) of any pocketable, spinning hard drive on the market today. Despite its name, it connects via a USB Micro-B port ...

C/D SAYS: You can't do much better than the Telluride among three-row SUVs, as it has tons of space and is more luxurious than its price suggests. Learn More ...