About: http://webisa.webdatacommons.org/252366289

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	Thus the data sampling rate fs is preferably equal to N(1.79 MHz), which in turn is equal to Nfcs/2, where N is an integer and fcs is the frequency of the NTSC color subcarrier.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com