сателит

сателит

A sophisticated electronic communications relay station orbiting 22,237 miles above the equator moving in a fixed orbit at the same speed and direction of the earth (about 7,000 mph east to west).

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Settore/Dominio: Aerospazio
Categoria: Satelliti
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комуникациони сателит

Comunicazioni; Comunicazioni postali

Сателит који је смештен у орбити Земље да преноси сигнале који се шаљу са једног места на друго место доле на ...

осматрачки сателит

Militare; Attrezzature e forniture militari

an Earth observation satellite or communications satellite deployed for military or intelligence applications

гигахерц (GHz)

Aerospazio; Satelliti

One billion cycles per second. Signals operating above 3 Gigahertz are known as microwaves. above 30 GHz they are know as millimeter waves. As one moves above the millimeter waves ...

фреквенција

Aerospazio; Satelliti

The number of times that an alternating current goes through its complete cycle in one second of time. One cycle per second is also referred to as one hertz; 1000 cycles per ...

децибел (dB)

Aerospazio; Satelliti

The standard unit used to express the ratio of two power levels. It is used in communications to express either a gain or loss in power between the input and output devices.

параболична антенаме

Aerospazio; Satelliti

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 ...

мегахерц (MHz)

Aerospazio; Satelliti

Refers to a frequency equal to one million Hertz, or cycles per second.

килохерц (kHz)

Aerospazio; Satelliti

Refers to a unit of frequency equal to 1,000 Hertz.

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Dragan Zivanovic

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Settore/Dominio: Corpi idrici Categoria: Laghi

језеро Хурон

The second largest of the Great Lakes of North America, bounded on the west by Michigan (U. S. ) and on the north and east by Ontario (Can. ). The ...