About: http://webisa.webdatacommons.org/85624645

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	This core can be either air (higher frequency applications) or a ferro-magnetic material such as iron or ferrite. (Audio or low RF frequencies)
http://www.w3.org/ns/prov#wasQuotedFrom	jimsdestinations.com