Derek Veritasium shows us how QR codes work. He pronounces the a in Veritasium like the a in tassel. https://www.facebook.com/reel/2506467346230147?mibextid=9drbnH&s=yWDuG2&fs=e
Archive for the ‘relay’ Category:
2024-05-29 Solar Panel Controller To Charge Lead-Acid Battery
This is a simple charge controller that includes a dump load to dissipate excess power from the PV panel. D1 is the reference voltage that feed the 393 comparators, and its forward voltage changes with temperature. It would be better to use a low power LM317 to give a stable 1.25 volts. Instead of a
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