About: http://webisa.webdatacommons.org/405633998

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	Though not individually depicted in the figures, the preferred power supply 22 is a direct current source consisting of a precision-regulated cathode power supply and a less-regulated collector high voltage supply.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com