Satellites

Satellites

Of or relating to any man-made object launched to orbit Earth or another celestial body.

Industry: Aerospace

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Satellites

Reuven Ramaty augstas enerģijas saules spektroskopijas Imager (RHESSI)

Aerospace; Satellites

Saukts arī par Internet Explorer 81, ir sestā misiju NASA mazo Explorer misijas (pazīstams arī kā SMEX) rindā. Launched 5 February 2002, tās galvenais uzdevums ir izpētīt pamata fizika ...

Britu rūpniecības radīs ražošanas Solar Orbiter (SolO), kosmosa kuģi, kas ceļos tuvāk Saulei nekā jebkuru satelīta, lai datumu. SolO ņems attēlus un mērījumiem no iekšpusē orbītas dzīvsudrabu, gūt ...

decibels (dB)

Aerospace; Satellites

Standarta vienības, kas izmantots, lai izteiktu divu līmeņu jaudas attiecība. Tas tiek izmantots sakaru izteikt guvumu vai zaudējumu jaudu starp ievades un izvades ierīces.

kanāls

Aerospace; Satellites

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 ...

azimuts

Aerospace; Satellites

The angle of rotation (horizontal) that a ground based parabolic antenna must be rotated through to point to a specific satellite in a geosynchronous orbit. The azimuth angle for any particular ...

antena

Aerospace; Satellites

A device for transmitting and receiving radio waves. Depending on their use and operating frequency, antennas can take the form of a single piece of wire, a di-pole a grid such as a yagi array, a ...

analogs

Aerospace; Satellites

A form of transmitting information characterized by continuously variable quantities, as opposed to digital transmission, which is characterized by discrete bits of information in numerical steps. An ...