<http://webisa.webdatacommons.org/206537652>	<http://www.w3.org/ns/prov#value>	"Also, classic condenser microphones, microphone preamplifiers, limiters, equalizers and other devices have become valuable collectibles, as various recording engineers discover the value of tube equipment in obtaining special sound effects." .
<http://webisa.webdatacommons.org/206537652>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<co-bw.com> .
<http://webisa.webdatacommons.org/prov/137317145>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/206537652> .
<http://webisa.webdatacommons.org/prov/273551461>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/206537652> .
<http://webisa.webdatacommons.org/206537652>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .