About: http://webisa.webdatacommons.org/395495740

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	(2) The demodulator measures the time, t, between each edge in either channel (n.b. edges occur alternately in either channel) and outputs a voltage V, given by V=k(1/t) where k is a constant.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com