Category Archives: time domain reflectometer

Ask Hackaday: Is Our Power Grid Smart Enough to Know When There’s No Power?

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Just to intensify the feeling of impending zombie apocalypse of the COVID-19 lockdown in the British countryside where I live, we had a power cut. It’s not an uncommon occurrence here at the end of a long rural power distribution network, and being prepared for a power outage is something …read more

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Fast Video Covers Coax Velocity Factor

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We once saw an interview test for C programmers that showed a structure with a few integer, floating point, and pointer fields. The question: How big is this structure? The correct answer was either “It depends,” or “sizeof(struct x).” The same could be said of the question “What is the …read more

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