About: http://webisa.webdatacommons.org/448177415

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	In some applications, such an automatic gain control feature can be useful in compensating for input signals varying over a relatively wide range, such as 50 db.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com