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One thing that I could use in a number of places is a cheap smartphone app that can ocr digital meters. In particular, a very simple calculation could predict
by ttyprintk 5y ago
One thing that I could use in a number of places is a cheap smartphone app that can ocr digital meters. In particular, a very simple calculation could predict a water leak from the digital display on a water meter.
- dpifke 5y agoMost (all?) smart meters' payload is unencrypted, and can be read with a $20 software-defined radio: https://github.com/merbanan/rtl_433 https://github.com/merbanan/rtl_433 I now have my electric, gas, and water readings going into Home Assistant - the hardest part of setting this up was figuring out which meter serial numbers were mine, and which belonged to my neighbors.
- pettycashstash2 5y agoHow is your Home Assistant configured? What hardware and did it take a long time to set up?
- ttyprintk 5y agoThanks this is good