About: http://webisa.webdatacommons.org/90642610

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	Reference numeral 3 denotes a low-pass filter, which may be made up of passive elements only, or of an active filter which comprises an active element such as a transistor or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com