About: http://webisa.webdatacommons.org/424705670

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	See the Power Supply chapter, page 7.29.it is a possible test question for the current Amateur Radio Extra Class license.
http://www.w3.org/ns/prov#wasQuotedFrom	antiqueradios.com