PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The measurement test signal 49, now in digital format as converted by the analog-to-digital converter 53, is analyzed by the spectrum analyzer 65 using discreet Fourier transforms that accurately measure the different frequency components of the sample signal 7 including the frequency and amplitude of any intended signal components and any unintended IM products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com