About: http://webisa.webdatacommons.org/258074204

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	Similar problems of what waveforms should look like without any diagrams, or photos of how they appear.I am particularly concerned about the description of how to build your own waveform generator.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.ca