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February 13, 2021 Archives
Saturday, February 13, 2021
TRACKING WITH CLOSEUPS: Worst Fake “Power Saver” Plug Yet
“Active component”—a big capacitor…with both leads connected to the mains neutral wire! Also, a fuse with a short-circuit across it. There is an LED to console you that is it's doing absolutely nothing other than wasting a tiny bit of power.
Posted at
14:19
CONTINUITY: How Engineers Brought the SOHO Spacecraft Back to Life…for 25 Years
And it's still going strong after all these years! Here are the latest images.
Posted at
12:57