About: http://webisa.webdatacommons.org/448314342

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	Even a 6 dB bump would not be detectable.So he is something to consider.Another thing to consider is that it would be much easier to keep environmental noise out of a chamber than out of a room, especially at low frequencies.
http://www.w3.org/ns/prov#wasQuotedFrom	silentpcreview.com