This balanced tube with very warm high end and booming lows is becoming a popular alternative to a 6L6GC. A new sound.
All Ruby Power Tubes are matched using the Magic Parts™ matching process, and the base of the tube is labeled with the plate current and transconductance matching measurements. By matching these parameters, optimal performance and long life are ensured for your amplifier. Ruby Tubes come with a 6-month replacement warranty.
CALIFORNIA PROPOSITION 65 WARNING