About: http://webisa.webdatacommons.org/46341949

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	FIG. 2a is a schematic circuit diagram of a sound amplifier and detector, and first and second low voltage detectors;
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr