About: http://webisa.webdatacommons.org/135306328

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 back cover has at least one hole configured to reduce the influence of a magnetic flux generated by the toroidal coil, the hole being provided in a region including a region facing the toroidal coil on the circuit board.
http://www.w3.org/ns/prov#wasQuotedFrom	faqs.org