wowwoweowza@lemmy.ml to Tools@lemmy.worldEnglish · 6 months agoA tool/device you plug into socked and it emits an alarm if the power goes off?message-squaremessage-square26fedilinkarrow-up118arrow-down11file-text
arrow-up117arrow-down1message-squareA tool/device you plug into socked and it emits an alarm if the power goes off?wowwoweowza@lemmy.ml to Tools@lemmy.worldEnglish · 6 months agomessage-square26fedilinkfile-text
Come on you tool lovers out there. Has anyone heard of the device I described on the subject line? Anything close?
minus-squareReluctantMuskrat@lemmy.worldcakelinkfedilinkEnglisharrow-up2·6 months agoHow is the notification sent if there’s no power to the house? Presumably no internet service then either. Or is it sent by a remote service that loses contact with your home socket?
minus-squaresmort@lemmy.worldlinkfedilinkEnglisharrow-up2·6 months agoMy guess: the smart plug pings a remote server every minute or whatever. If the home server stops getting pings, it sends a notification.
minus-squareslazer2au@lemmy.worldlinkfedilinkEnglisharrow-up1·6 months agoCould have a dying gasp capacitor which allows the unit enough time to send the message before turning off.
minus-squareReluctantMuskrat@lemmy.worldcakelinkfedilinkEnglisharrow-up2·6 months agoDoubtful because that’s a lot of work and expense to implement and useless if the router and modem don’t have power. I could see such a feature if the device was designed to work over cell networks since it’s not dependent on other user hardware.
How is the notification sent if there’s no power to the house? Presumably no internet service then either. Or is it sent by a remote service that loses contact with your home socket?
My guess: the smart plug pings a remote server every minute or whatever. If the home server stops getting pings, it sends a notification.
Could have a dying gasp capacitor which allows the unit enough time to send the message before turning off.
Doubtful because that’s a lot of work and expense to implement and useless if the router and modem don’t have power.
I could see such a feature if the device was designed to work over cell networks since it’s not dependent on other user hardware.