Ruby 7027ACZ Power Tube Matched Pair
Ruby 7027ACZ Power Tube Matched Pair is the first new production 7027A in over 10 years. Perfect in Ampegs.
All RUBY™ Tube power tubes come already matched. There is no extra charge for this service. The Ruby Tubes matching process is very exact and our tubes are matched within +/- 1 mA (mille amp) of each other.