LED lamps are great for the environment, but bad for our health

LED lamps are great for the environment, but bad for our health

Harsh words. I can’t dispute whether flickering lights are truly bad for our health, but it should be fairly easy to quantify the varying qualities of LED lamps by the amount they flicker1.

This would make for an interesting project at school. In my Computer Tech class, for instance, we could build a simple circuit with a light sensor and then display it on an oscilloscope (yes, I still use one!) or sample it into a computer at a high enough rate to measure the flicker rate.

Anyone else up to the challenge?


I keep wanting to type “flickr”. It’s the photographer in me trying to get out…

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