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Tesla building permits reveal unannounced ‘Lithium Lab’

Teslarati

Tesla has applied for a set of building permits regarding a previously unannounced “Lithium Lab,” which is likely an upcoming R&D facility. Foremost, relating to its upcoming Texas-based refinery, the lab could work on refining technologies, helping to make the process as cheap and efficient as possible.

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Build a Passive Radar With Software-Defined Radio

Cars That Think

The biggest leap forward happened in 2012 when it was discovered that USB stick TV tuners using the RTL2832U demodulator chip could be tapped to make very cheap but effective SDR receivers. Building off the demand stimulated by this activity, a number of manufacturers have started making premium, but still relatively cheap, SDRs.

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A DIY E-bike Conversion on the Cheap

Cars That Think

At the time, e-bikes were still rather exotic, at least in the United States, so it seemed worth the expense and effort to build my own. This article appears in the September 2021 print issue as "An Instant E-bike.". In 2009, I wrote in these pages about my efforts to. Fast forward a dozen years. OK boomer," indeed.

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Heating Buildings With Solar Energy Stored in Sand

Cars That Think

This sponsored article is brought to you by COMSOL. In a region known for long, dark winter nights, Polar Night Energy is building a system in the city of Tampere that can heat buildings with stored solar energy — all day, all night, and all winter long. The apparent contradictions do not end there.

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A DIY E-bike Conversion on the Cheap

Cars That Think

At the time, e-bikes were still rather exotic, at least in the United States, so it seemed worth the expense and effort to build my own. This article appears in the September 2021 print issue as "An Instant E-bike.". In 2009, I wrote in these pages about my efforts to. Fast forward a dozen years. OK boomer," indeed.

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OneD, Koch Modular partner to scale up silicon-graphite EV anode materials – ET Auto

Baua Electric

OneD Battery Sciences and Koch Modular said on Wednesday they have teamed up to build a factory in North America to produce enough silicon-graphite anode material to supply batteries for around 1 million EVs annually. Pluvinage said OneD is “already in negotiations” with customers to build a similar plant in Europe.

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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).

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