About: http://webisa.webdatacommons.org/278271741

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	frequencies as well, called harmonics, which can cause buzzing or other problems
http://www.w3.org/ns/prov#wasQuotedFrom	pcguide.com