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A DIY E-bike Conversion on the Cheap

Cars That Think

I'd read about such friction-drive arrangements and had followed the work of a cyclist in Australia known as Kepler who had devised a clever articulated mount that allows the motor to retract from the wheel when not applying power. I next needed to decide on an electronic speed controller (ESC) to power the motor. James Provost.

DIY 145
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PA Turnpike considers solar-powered EV charging stations

Teslarati

The Pennsylvania Turnpike is attempting to power its EV charging stations with solar power facilities along the highway. With cheap energy generation, one high cost of EV charging can be removed, assisting organizations in achieving profitability. What do you think of the article? billion debt. billion debt.

Solar 92
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False Starts: The Story of Vehicle-to-Grid Power

Cars That Think

It occurred in the wake of the California electricity crisis of 2000 and 2001, when mismanaged deregulation, market manipulation, and environmental catastrophe combined to unhinge the power grid. If too much or too little electricity is present in the power grid, the network can suddenly become unbalanced.

Grid 140
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A DIY E-bike Conversion on the Cheap

Cars That Think

I'd read about such friction-drive arrangements and had followed the work of a cyclist in Australia known as Kepler who had devised a clever articulated mount that allows the motor to retract from the wheel when not applying power. I next needed to decide on an electronic speed controller (ESC) to power the motor. James Provost.

DIY 98
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Hi-fi, Radio, and Retro: The DIY Projects Spectrum Readers Love

Cars That Think

This month we’re celebrating the launch of our second PDF collection of Hands On articles, which IEEE members can download from IEEE Spectrum ’s website and share with friends. Far and away our most popular article in the last five years has been “ Build Your Own Professional-Grade Audio Amp on the Sort of Cheap ” (November 2018).

DIY 80
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Miniscule Sensing Suite is a Big Step Towards Robotic Gnats

Cars That Think

In the late 1980s, Rod Brooks and Anita Flynn published a paper in The Journal of the British Interplanetary Society with the amazing title of Fast, Cheap, and Out of Control: A Robotic Invasion of the Solar System. They will power themselves from the sun or indoor lighting—which favors small scale. In total, this hardware weighs 6.2

Cheap 116
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Tesla flooded with new invitations from Mexican States vying to host automaker

Teslarati

Veracruz noted that it had an abundant supply of water and cheap electricity , thanks to Mexico’s only nuclear power plant. What do you think of the article? Governors from Veracruz, Michoacan, and Guanajuato each put forward bids, and even slogans, to attract Tesla. Do you have any comments, questions, or concerns?

Mexico 145