Noise

Measure Sound/Noise Level in dB with Microphone and Arduino Measure Sound/Noise Level in dB with Microphone and Arduino

Noise pollution has really started to gain importance due to high population density. A normal human ear could hear sound…

Harmonic Filter Circuit: How to remove Harmonics using Active and Passive Harmonic Filters Harmonic Filter Circuit: How to remove Harmonics using Active and Passive Harmonic FiltersWhat is Harmonics in Electrical System?

In power systems, harmonics are defined as positive integer multiples of the…