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单词 θ78609
释义
the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > amplifier (4)
amplifier1914

Electr. An appliance or circuit which amplifies. (See amplify, v. 2b.)

superregenerator1922

A superregenerative device.

operational amplifier1947

An amplifier with a very high open-loop gain and a very low output impedance that is used (usually with external feedback) esp. in circuits for…

op-amp1967

= operational amplifier, n.

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更新时间:2024/9/20 17:26:45