Glossary of Terms

 

What does it mean?

analogue A signal which can take on a continuous range of values between a minimum and a maximum value; method of transmitting information by continuously variable quantities, as opposed to digital transmission, which is characterized by discrete ‘bits’ of information in numerical steps C band the frequencies in the 4 to 6 GHz range used both for terrestrial microwave links and satellite links digital information expressed as data for transmission; signal state expressed as on (1) and off (0) states; a binary signal DSNG Digital Satellite Newsgathering is the means by which news is gathered for television and radio broadcast using digital satellite communications flyaway transportable earth station used for SNG which can be broken down and transported in cases to location Ku band the frequency range from 10.5 to 17 GHz; in satellite communications, the frequency band 13.75 to 14.50 GHz for transmission, and 10.7 to 12.75 GHz for reception SNG Satellite Newsgathering is the means by which news is gathered for television and radio broadcast using satellite communications VSAT Very Small Aperture Terminal - refers to small fixed earth stations, usually with antennas up to 2.4 metres, used in a ‘star’ or ‘mesh’ network for typically business communications