About: http://webisa.webdatacommons.org/411391643

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 primary audio sources are often pure tones generated by the computer or reprocessed sound samples that are constantly monitored as they are captured by various types of microphones.
http://www.w3.org/ns/prov#wasQuotedFrom	gregpond.net