About: http://webisa.webdatacommons.org/425639362

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 rapidly dropping values at frequencies close to 500 Hz are an effect of the anti-aliasing filter
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net