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- Dictionaryfrequency response
noun
- 1. the dependence on signal frequency of the output–input ratio of an amplifier or other device.
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noun
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Quantitative measure of the output spectrum of a system or device in response to a stimulus
In signal processing and electronics, the frequency response of a system is the quantitative measure of the magnitude and phase of the output as a function of input frequency. The frequency response is widely used in the design and analysis of systems, such as audio and control systems, where they simplify mathematical analysis by converting governing differential equations into algebraic equation... Wikipedia