Ruby 12AX7CS HG+

Doug's Tubes Verified independent store

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The Ruby 12AX7CS High Grade Plus tube is the Psvane ECC83, but distributed by Magic Parts. These are a very consistently made tube, sweet sounding, and very warm. "High grade +" is one of the labels in the measuring system used by Magic Parts. It basically means the tube is best suited for the most sensitive first gain V1 spots. Show more