The experiment is for switching an acoustic sounder as a rain alarm after a predetermine time. It may, however, be tinkered for a number of other applications. Needless to say, this is a simple ...

I've just come across a no-name non-contact, high-precision 80 GHz mmWave radar sensor for liquid level detection with a 40m ...

Hackster.io member “t ps” has created an Internet of Things (IoT) Raspberry Pi rain checking system complete with a light sensor to provide a way of triggering other devices or code using the ...

They found that as the rain intensity increased it became more difficult for the sensors to detect objects. In a short range from the vehicle (up to 50m), several rain drops were erroneously detected.