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单词 insertion loss
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insertion loss
insertion loss n. the decrease in the power delivered to a load (or in the voltage across it or the current through it) as a result of the insertion of a four-terminal device or network between it and the source, expressed (usually logarithmically, in decibels or nepers) in terms of the ratio of the power, etc., without the network in place to that with it.
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insertion gain1930
insertion loss1930
1930 T. E. Shea Transmission Networks & Wave Filters ii. 49 Insertion loss measures the actual change in load current caused by the insertion of a net~work.
1971 Wan Hee Kim & H. E. Meadows Mod. Network Anal. vi. 241 The behavior of a two-port coupling network such as a filter or equalizer..for use in a communication, signal~processing, or control system is frequently studied or specified in terms of an insertion loss defined in terms of voltage or power ratios.
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