Get that true Marshall tone!

The Ruby Tubes ECC83 (12AX7A) Preamp Tube is a hand-picked Tesla with low gain and full, robust tone. All Ruby output tubes are labeled on the base with the exact matching measurements for plate current and transconductance. By matching these parameters, optimal performance and long life are ensured. Comes with a 6-month replacement warranty.

Ruby Tubes ECC83 (12AX7A) Preamp Tube Features:

• Lower gain, full robust tone
• Labeled on the base with plate current and transconductance
• Matched parameters for optimal performance and long life
• 6-month replacement warranty

Get your head together with some Rubys. Order today!