About: http://webisa.webdatacommons.org/407173909

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	The usual modes for DX working are USB and CW. In addition, data modes such as PSK31 are becoming increasingly popular around 28.12MHz.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com