1 #114 No contact mains detector for Arduino & Pi 🥧(just 10 components)
Ralph S Bacon's circuit is recommended for sensing whether mains is live without any direct connection, keeping a microcontroller safely isolated from dangerous voltage.
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2 recommended videos. Channel on YouTube
Ralph S Bacon's circuit is recommended for sensing whether mains is live without any direct connection, keeping a microcontroller safely isolated from dangerous voltage.
Ralph Bacon's explanation of rotary encoders and false readings from contact bounce, suggested for understanding the problem and for code others have reused.