PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The ceramic filter required to increase the frequency from 50 kHz to a high frequency is, however, an expensive large external component, and phase-locked loops or other methods commonly used to multiply a frequency upward would consume considerable power.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk