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4y
Great instructions about how to make sensor like this. I see that you put in distance 0.034 it is because of sound speed in air?
!1UP
Great instructions about how to make sensor like this. I see that you put in distance 0.034 it is because of sound speed in air?
!1UP
RE: DETAILED EXPLANATION ON HOW TO MAKE A LIQUID LEVEL SENSOR, INDICATOR AND AUDIO NOTIFIER USING ARDUINO NANO, ULTRASONIC SENSOR AND BUZZER