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Results tagged with audio
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user 18815
Audio, or in terms of signal processing, an audio signal is an analog or digital representation of sound, typically as an electrical voltage.
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How filter works (in simple terms)?
Assumed definition of cutoff frequency: "frequency at which the signal drops by 3dB (amplitude drops by a factor of sqrt(2), power drops by a factor of 2)"
At the cutoff frequency the amplitude of th …