6SN7 aka CV181

+++ Important: Our listed 6SN7 can be used in place of Psvane, Shuguang or Linlai branded CV181 tubes, but NOT any western, Russian or NOS branded CV181 tubes. Chinese CV181 tubes are in fact just 'confusingly named' 6SN7 tubes. +++

Check out the 6SN7 substitute guide HERE. 

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