Encyclopedia > Emphasis

Article Content

Emphasis

Emphasis: In FM transmission, the intentional alteration of the amplitude-vs.-frequency characteristics of the signal to reduce adverse effects of noise in a communication system.

Note: The high-frequency signal components are emphasized to produce a more equal modulation index[?] for the transmitted frequency spectrum, and therefore a better signal-to-noise ratio for the entire frequency range[?].

Source: from Federal Standard 1037C and from MIL-STD-188

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Wheatley Heights, New York

... age of 18, 8.1% from 18 to 24, 29.9% from 25 to 44, 23.8% from 45 to 64, and 7.9% who are 65 years of age or older. The median age is 35 years. For every 100 females ...