Sampling The process associated with analog-digital conversion in which the continuous analog waveform is divided into discrete moments in time. Satellite Any object in orbit around another object.
Satellites circle our globe in several types of orbits.
These satellites are referred to as geostationary as they always appear to be motionless from a point on earth. Polar orbit satellites orbit along the polar axis of the earth and never appear to be stationary. SCPC - Single Channel Per Carrier A method used to transmit a large number of signals over a single satellite transponder. Scalar Feed A type of horn antenna feed which uses a series of concentric rings to capture signals that have been reflected toward the focal point of a parabolic antenna. Scrambled An encryption designation indicating that the channel is encrypted.