About: http://webisa.webdatacommons.org/194969765

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Problem is, transmitters and related equipment have been so much improved that the life expectancy of the equipment, especially transmitters, rests now at about 20 years.
http://www.w3.org/ns/prov#wasQuotedFrom	tvtechnology.com