About: http://webisa.webdatacommons.org/387685259

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 levels can also vary, for example, with changes in the state of the amplitude tilt network, or other subsystems used within the equalizer function.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com