About: http://webisa.webdatacommons.org/423062132

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 beam is modulated, such as via amplitude and/or frequency modulation, as shown in block 62.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com