Ruby 6V6GTSTR Matched Quartet Power Amp Tube
The Ruby 6V6GTSR Power Amp Tube A is a new and improved 6V6GT from China. Full power output. Well built and consistent in both durability and plate current range. Sold as a matched quartet.
All RUBY™ Tube power tubes come already matched. There is no extra charge for this service. Ruby’s matching process is very exact and our tubes are matched within +/- 1 mA (mille amp) of each other.