About: http://webisa.webdatacommons.org/119279441

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	signal is a test signal, it may be useful to have the first and second coupling units located at a similar or the same position along the cable, e.g. to perform reflectometry.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com