To fix this problem, he added an ambient light sensor. The Arduino can detect the amount of overall ambient light and then adjust each reading to compensate. He says it’s not perfect but the ...

He suspected EMF interference so as a quick first step he decided to throw together an EMF detector using an Arduino. It uses a bank of LEDs as an indicator bar to reflect the EMF picked up by the ...

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Using the Arduino microcontroller, we will explore some of the essential and useful electronic sensors (light, sound, motion, sonar ... Class time will be allocated to help students work on their ...