About: http://webisa.webdatacommons.org/355144995

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	Inadequate matching between these impedances, as is well known, results in such phenomena as singing, oscillation or echoes, each of which disturbs telephone conversation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com