About: http://webisa.webdatacommons.org/217678454

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	As is well known to those skilled in the art, impedance is a complex quantity defined in the frequency domain, and consists of a magnitude and a phase angle.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk