Home > Terms > Serbo Croatian (SH) > šum

šum

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

0 0

Patobulinti

Pridėti vaizdą

Kalbos dalis: noun
Sinonimai:
Blossary:
Pramonės šaka / sritis: Aerospace
Category: Satellites
Company:
Produktas / gaminys:
Akronimas / santrumpa:

Pridėti prie mano aiškinamojo žodyno

Kitos kalbos:

Susiję terminai

odnos signal/šum (S/N)

Aerospace; Satellites

The ratio of the signal power and noise power. A video S/N of 54 to 56 dB is considered to be an excellent S/N, that is, of broadcast quality. A video S/N of 48 to 52 dB is ...

parabolična antena

Aerospace; Satellites

The most frequently found satellite TV antenna, it takes its name from the shape of the dish described mathematically as a parabola. The function of the parabolic shape is to ...

orbitalni period

Aerospace; Satellites

The time that it takes a satellite to complete one circumnavigation of its orbit.

modulator

Aerospace; Satellites

A device which modulates a carrier. Modulators are found as components in broadcasting transmitters and in satellite transponders. Modulators are also used by CATV companies to ...

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 ...