| 单词 | power bandwidth |
| 释义 | > as lemmaspower bandwidth power bandwidth n. Electronics the range of frequencies over which a device can deliver a certain power or a signal with distortion less than a certain value. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > [noun] > frequency > band of frequencies or wavelengths > interval separating limits of band width1922 power bandwidth1965 1965 Wireless World Sept. 457/2 Power bandwidth is the curve of maximum output power (for the defined total distortion) versus frequency, plotted with logarithmic scales on both axes. 1977 Gramophone May 1773/2 The power bandwidth of the overall system (which is of course determined by that of the power amplifier) I found to be a little more restricted at its upper end than in some modern amplifiers. < as lemmas |
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