RSS BotMB to Hacker NewsEnglish · 5 months agoLightning Detector Circuitstechlib.comexternal-linkmessage-square1fedilinkarrow-up15arrow-down10file-text
arrow-up15arrow-down1external-linkLightning Detector Circuitstechlib.comRSS BotMB to Hacker NewsEnglish · 5 months agomessage-square1fedilinkfile-text
minus-squareduckythescientist@sh.itjust.workslinkfedilinkEnglisharrow-up1·edit-25 months agoI built one of those maybe 13-15 years ago. With D-cell batteries, I think I’ve only had to change them once. It’s also good at picking up when the AC turns on and when I flip a light switch.
I built one of those maybe 13-15 years ago. With D-cell batteries, I think I’ve only had to change them once. It’s also good at picking up when the AC turns on and when I flip a light switch.