I have a Quad of JJ 6l6 gc which I bought 2 years ago and I would try this quad on mark V.They are little used. On the boxes of this tube is a number 13.7 written by seller. What this number mean? Can I put this quad in my Mark V?
tofisi said:I have a Quad of JJ 6l6 gc which I bought 2 years ago and I would try this quad on mark V.They are little used. On the boxes of this tube is a number 13.7 written by seller. What this number mean? Can I put this quad in my Mark V?
Barry said:Mesa tubes are JJs . Considering that I think you would be swapping JJs for JJs, wouldnt you ?