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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. And a follow-up to that article, “ A Web-Enabled, High Quality, DIY Audio Amp ” (March 2022), comes in at No. Drop me a line at cass.s@ieee.org

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A DIY Calorie Counter More Accurate Than a Smartphone

Cars That Think

The road to the calorie counter began in our lab (the Human Performance Laboratory in the Stanford University School of Engineering ), where we study things like the metabolic cost of walking. Our Python scripts are available for download from a public repository.) We pull in sensor data at a fixed rate of 100 hertz.

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The Soviet-Era, Z80-based Galaksija Dared to Be Different

Cars That Think

The Galaksija is a Z80 -based, 8-bit DIY machine, cleverly designed so that its bill of materials meshed exactly with what a Yugoslavian was able to import from Western Europe. The picture is one of a landscape littered with uninspired attempts to copy American IBM PCs, British ZX Spectrums , and other Western computers.

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Happy IEEE Day!

Cars That Think

IEEE Day celebrates the first time in history when engineers worldwide and IEEE members gathered to share their technical ideas in 1884. On this day, we IEEE Members acknowledge and celebrate the wonderful advancements in engineering and look forward to sharing more ideas for the betterment of humanity. Happy IEEE Day! Happy IEEE Day!

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Lotus and Harmon partner up to add sound to hybrids

Tony Karrer Delicious EVdriven

Skip to Content Great gifts for geeks, hand-picked by Download Squad Autoblog AOL Autos Green Daily Gadling Engadget AutoblogGreen Autoblog Green Web Images Video News Local More → x Jobs Mapquest Movies Music Personals Shopping Travel Yellow Pages Send us a tip Contact us Advertise Corrections/Problems?

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This New Site

Cars That Think

Download a replica PDF directly from your profile page. podcast (Fixing the Future, hosted by Contributing Editor Steven Cherry) and webinars and white papers that go deep on our sponsors' engineering tools. You can also create a feed of the latest posts related to the topics you're most interested in.

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VIDEO: Driving a Tesla-powered Smart

Tony Karrer Delicious EVdriven

Also ferrying guests about a short circuit (so to speak) was a smart fortwo imbued with a Tesla-engineered drivetrain, fruit of its effort to supply Daimler with battery packs for 1,000 smart eds. Granholm and Schwarzenegger talk green mobility Greenlings: What is regenerative braking?

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