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July 17, 2017 AT 9:00 am

Why Old Screens Make A High Pitched Noise

And you thought you were hearing things!

Another awesome video from Tom Scott on YouTube.

Last week I made a video surrounded by old-school CRT monitors and televisions – cathode ray tubes. And I completely forgot to remove the high pitched whine they produce. Here’s why: why they make that noise, and why I didn’t notice it.

Read more.


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