5 Terms
Home > Industry/Domain > Aerospace > 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
Direct broadcast satellite (DBS)
Aerospace; Satellites
Refers to service that uses satellites to broadcast multiple channels of television programming directly to home mounted small-dish antennas.
Encoder
Aerospace; Satellites
A device used to electronically alter a signal so that it can only be viewed on a receiver equipped with a special decoder.
Engineering service circuit (ESC)
Aerospace; Satellites
The 300-3,400 Hertz voice plus teletype (S+DX) channel used for earth station-to-earth station and earth station-to-operations centre communications for the purpose of system maintenance, ...
Effective isotropic radiated power (EIRP)
Aerospace; Satellites
This term describes the strength of the signal leaving the satellite antenna or the transmitting earth station antenna, and is used in determining the C/N and S/N. The transmit power value in units ...
Dual spin
Aerospace; Satellites
Spacecraft design whereby the main body of the satellite is spun to provide altitude stabilization, and the antenna assembly is despun by means of a motor and bearing system in order to continually ...
Downlink
Aerospace; Satellites
The satellite to earth half of a 2 way telecommunications satellite link. Often used to describe the recieve dish end of the link.
Deemphasis
Aerospace; Satellites
Reinstatement of a uniform baseband frequency response following demodulation.
