kanal

kanal

A frequency band in which a specific broadcast signal is transmitted. Channel frequencies are specified in the United States by the Federal Communications Commission. Television signals require a 6 MHz frequency band to carry all the necessary picture detail.

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Cải thiện

Thêm hình ảnh

Loại từ: noun
Từ đồng nghĩa:
Blossary:
Ngành nghề/Lĩnh vực: Aerospace
Category: Satellites
Company:
Sản phẩm:
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Aerospace; Satellites

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Aerospace; Satellites

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šum

Aerospace; Satellites

Any unwanted and unmodulated energy that is always present to some extent within any signal.

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Aerospace; Satellites

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herc (Hz)

Aerospace; Satellites

The name given to the basic measure of radio frequency characteristics. An electromagnetic wave completes a full oscillation from its positive to its negative pole and back again ...

interferencija

Aerospace; Satellites

Energy which tends to interfere with the reception of the desired signals, such as fading from airline flights, RF interference from adjacent channels, or ghosting from reflecting ...