Circuits {filter circuit} can transmit frequency range, while blocking other frequencies. Filter circuits can remove frequency range, while allowing other frequencies, by differentiating or averaging. Circuits can choose different frequencies {selectivity, filter}. Frequency filtering sharpens edges, because edges have high frequency, and blurs have low frequency.
Physical Sciences>Physics>Electromagnetism>Circuit>Kinds
5-Physics-Electromagnetism-Circuit-Kinds
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Date Modified: 2022.0224