About: http://webisa.webdatacommons.org/424716167

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	Nevertheless, the demodulation and filtering can provide a signal that is about 100 Hz, such as about 10 to about 500 Hz.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr