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

Cars That Think

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). And a follow-up to that article, “ A Web-Enabled, High Quality, DIY Audio Amp ” (March 2022), comes in at No. Are there trends in DIY projects you think we’re missing?

DIY 101
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Lowe's: ?Let's Build An Electric Car Charging Station Together?

All Cars Electric

If you’re the kind of person who thinks that a fun weekend consists of redecorating your bathroom, landscaping your garden or perhaps making your own shelving units from scratch, you’re probably familiar with Lowe’s, the Home Improvement Store.

DIY 102
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Build Your Own Hi-fi Ear Defenders

Cars That Think

For years, I have been trying to improve my personal audio-monitoring situation without going to the expense of the systems used by professional touring bands, which include custom-molded earpieces.

Building 142
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IoT-ize Your Old Gadgets With a Mechanical Hijacking Device

Cars That Think

It's also possible to build your own MHD device for cheap , if you know what you're doing. But for the vast majority of people, a DIY approach isn't practical, and buying something that works out of the box and comes with a friendly app seems like it would be worth a cost premium.

DIY 144
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Building the Future of Smart Home Security

Cars That Think

As the demand for smart home security grows, it’s pertinent that the engineers who build the products and services that keep millions of customers safe continue to experiment with new technologies that could enhance overall security and accessibility. At SimpliSafe , an award-winning home security company based in Boston, Mass.,

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Henry Samueli and the Rise of Digital Broadband

Cars That Think

How a DIY radio kit launched Henry Samuelis career Samuelis path toward becoming one of todays key players in digital communications started 33 years ago, when he was a seventh grader. During the term, each student was expected to build a crystal radio from a kit, using a single crystal and an antenna wound on a toilet paper tube.

Atlanta 74
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A Smart Artificial Pancreas Could Conquer Diabetes

Cars That Think

A person who requires insulin must walk a tightrope. If it falls too low, the person may faint; if it rises too high and stays elevated for too long, the person may go into a coma. Inconsistency : Insulin action differs between people, and even within the same person at different times. Beta Bionics. Bigfood Biomedical.

Personal 145