Pictured above is the sensor portion of what [Frapedia] calls his visual rain sensor. Most rain gauges just use a graduated cylinder to capture water as it falls from the sky. That will give you a ...

One modern, high-tech doohickey that's actually cool and useful are rain-sensing wipers. It is kinda nice to just set your wiper stalk to the automatic position ... IR lights, a sensor, and ...

[Magnus] pairs the off-the-shelf capacitive sensor with an ESP32 charged with reading it and reporting back to Home Assistant. It’s also outfitted with a heater to keep it at a constant ...

It is kinda nice to just set your wiper stalk to the automatic position and ... reflected back to the sensor and all was good. No need for the wipers. If there was rain on the windshield, less ...