Ruby Tubes EL84CZ (Quartet) Tube Standard Overview
A premium tube that produces more power, more tone, and higher fidelity with an extended dynamic range. All Ruby output tubes have a description on the base with the exact matching measurements for plate current and transconductance. By matching these parameters, optimal performance and long life are ensured.- Long Life is Ensured by matching the paramaters of the plate current and transconductance, labelled on the bottom of all Ruby tube's
- Made in China
- High Power and good tone
- Comes in a Quartet (4)
