Tag Archives: failure by design

The Tale of “Nitecore” Keychain LED lamps …

Posted on August 14, 2019 by robert
www.youtube.com/watch?v=rZjXpqfiAhc”>sponge-bob

Once upon a time there was an overly enthusiastic browser of ebay items, instigated by “BigClive” to buy stuff. He purchased two Nitecore knock-off lights, a bit too cheap to be true! The packaging looks surprisingly good. Guess which one … Continue reading →

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Spontaneous LED bulb teardown — IKEA 200lm candle #2

Posted on March 14, 2015 by robert

Not too long ago one of these darn IKEA LED lamps (200lm, 4.3W) broke down after very mild usage. Well… it has happened again! When I went into my bathroom one or two hours ago, I thought I was going … Continue reading →

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7805 FROM HELL

Posted on September 12, 2014 by robert

AAARRRRGGGHHHH!

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Failure by Design – My digital power supply

Posted on May 24, 2010 by robert

It’s a Voltcraft DIGI-35 CPU. So far I’ve been quite fond of it and given its age of more than 15 years rightly so I think. The markings on the PCB read: “CTC/91 DIGI-35” and “18132 4350009427”. It’s the black … Continue reading →

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