PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Preferably the phase modulated signal is first passed through Variable Gain Attenuator (VGA) 20 to modify some characteristics such as gain and/or frequency response of the signal to meet the dynamic range and emissions requirements in output power for the applicable industry standards.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com