wire transmission
type: Concept
narrower: cable television

television systems
type: Concept
narrower: cable television

cable television
type: Concept
definition: Cable Television started the multichannel revolution that, with the introduction of CNN in 1980, transformed television news from a nightly half hour to the perpetually present and highly competitive realm of cable news. However, that was a much later culmination of a history of policy and technological changes. [Source: Encyclopedia of Journalism; Cable Television]
broader: wire transmission
broader: television systems
broader: television
broader: technology (journalism)

television
type: Concept
narrower: cable television

technology (journalism)
type: Concept
narrower: cable television

concepts
type: Collection
type: ConceptGroup
member: cable television