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单词 band-pass filter
释义

band-pass filter


band-pass filter

n 1. (Electronics) electronics a filter that transmits only those currents having a frequency lying within specified limits. Compare high-pass filter, low-pass filter 2. (General Physics) an optical device, consisting of absorbing filters, for transmitting electromagnetic waves of predetermined wavelengths

band-pass filter


band-pass filter

See filter.

band-pass filter

[′band ‚pas ‚fil·tər] (electronics) An electric filter which transmits more or less uniformly in a certain band, outside of which the frequency components are attenuated. (optics) Christiansen filter
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