| 单词 | cutoff frequency |
| 释义 | cutoff frequency Referring to the frequency above or below which a band-pass filter absorbs, attenu- ates, blocks, rejects, or removes signals, allowing only the signals within the designated band to pass through. Generally, the filter introduces insertion loss of 3 dB or more, which results in signal attenuation of 50 percent or more. See also absorption, attenuation, band, band-pass filter, dB, frequency, insertion loss, and signal. |
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