Measure Soil Moisture With Sound Amplitudes
In this tutorial, we will explain how to make a device that measures soil moisture with sound amplitudes. Materials Particle photonBreadboardElectrical wires Jump wires (male and female)Sparkfun sound detector5 pinsPiezzo buzzer elementSmall PVC pipe 2xEnd cap for the PVC pipe (ours is from Pipe...By: elnamx
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