What do we mean by a 20 dB/decade roll-off?

What do we mean by a 20 dB/decade roll-off?

A. a gain reduction by a factor of 10 per decade
B. a gain reduction by a factor of 20 per decade
C. a gain reduction by a factor of 10 per 10 Hz increased in frequency
D. a gain reduction by a factor of 20 per 10 Hz increased in frequency

Show Answer

Answer: A

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