About: http://webisa.webdatacommons.org/401632514

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	The parametric excitation source 136 may comprise, for example, a generator, a DC power source such as a DC battery, fuel cells, solar panels, or other DC power source coupled to an oscillator, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com