Television Service and Repair Glossary The following are some terms related to television service and repair.
Analog: Analog is a means of conveying video content. Traditional videotapes are in analog. Modern video transmission is converting from analog to digital format, which is computer based and is able to convey information in a more limited space and at a higher quality.
Bird: Bird is a slang term that is used by satellite TV providers. A bird is a satellite that is in orbit around the earth and transmits TV signals.
Codec: A codec is required for digital TV broadcasting. This is the equipment that codes and decodes the signals in order to transmit them to subscribers.
Decoder: A decoder is a TV device that is located in a subscriber’s home. Cable and satellite transmissions are coded before they are sent to subscribers. A decoder is required in order to unscramble the signal so that a channel may be viewed on a television.
Hub: A hub is the center of a satellite television network. This station communicates with satellites in order to send and receive information. Hubs are necessary because satellites do not have their own processing units.
Rating: A rating is the number of subscribers that tune in to watch a specific channel or program. This is typically represented as a percentage of the total population. Rating can also refer to the viewing record of a certain demographic of the total audience.
Superstation: A superstation is a television station that is broadcast to the population via satellite.
Tiers: Tiers are different levels of service offered by a cable or satellite TV network. Subscribers begin with basic TV, but they can upgrade. Additional channel options, or tiers, are available – at extra cost, of course.
Universe: In the world of cable and satellite TV, universe refers to all of the subscribers to a network. Universe can also mean all subscribers to a network that fit into a particular age group or other demographic.