About: http://webisa.webdatacommons.org/200711479

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 equipment necessary to operate on an analog signal in a similar manner would be of such magnitude as to be unuseable in the field.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com