yongchai
Junior Member level 1
Has anyone idea on how to build a "raining" detector in such a way that the device will give a signal telling that it's raining outsides the house? Thanks.
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It will be better if we could detect rain 'without measuring the amount of rain'. How does piezoelectric transducer in modern telephone ringer looks like?Externet said:To discern if rains or not without measuring amounts; a large as possible piezoelectric transducer that can be canibalized from a modern telephone ringer, placed horizontally and connected to a VOX type of amplifying circuit should work.