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E7E05:What is added to an FM speech channel to boost the higher audio frequencies?

E7E05E7E

What is added to an FM speech channel to boost the higher audio frequencies?

Direct answer summary (2024-2028 NCVEC pool)

The official correct answer for E7E05 is A pre-emphasis network.

The key fact is A pre-emphasis network. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

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More questions in E7E

E7E01Which of the following can be used to generate FM phone signals?E7E02What is the function of a reactance modulator?E7E03What is a frequency discriminator?E7E04What is one way to produce a single-sideband phone signal?E7E06Why is de-emphasis used in FM communications receivers?E7E07What is meant by the term “baseband” in radio communications?