Seven-segment displays are one of the most ho-hum ways to display the time. They were...
If you want to know when the train is coming, you could pull up a...
Thirty-seven years after the devastating Lockerbie bombing, the extraordinary efforts of amateur radio enthusiasts who...
We’ve probably all had a few conversations with people who hold eccentric scientific ideas, and...
[Thinking Techie] takes us back to basics in a recent video explaining how magnets, coils,...
The increasing dominance of lithium cells in the market place leave our trusty NiMH cells...
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It isn’t unusual to expect a precisely regulated voltage in an electronic project, but what...
It is well known that pictographic languages that use Hanzi, like Mandarin, are difficult to...
Just because you are paranoid doesn’t mean people aren’t out to get you. Do you...
Calendar aging of NMC Li-ion cells at 50 ℃ at various SoCs. (Credit: Wiljan Vermeer,...
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For four hours or so, the weather around Seabrook was news heard, if not around...
Friends, I’ve gotten myself into a pickle and I need some help. A few years... 
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Read more at ARRL.org 
Read more at ARRL.org