About: http://webisa.webdatacommons.org/73057684

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 system is especially useful for, but not limited to, automatically controlling the received signal amplitudes within optical and radio-frequency receivers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au