About: http://webisa.webdatacommons.org/247687759

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	Light sources such as LEDs are an example of a device that can be driven by a PWM signal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk