The Sovtek 5881WXT Quartet Guitar Amplifier Valves is a guitar amplifier valve featuring a 6L6GC tube, with a mid boost. The popular 5881WXT is a dependable 6L6GC type tube with more modern and aggressive character. Slightly less power, but with special bite in the upper mid-range which allows to cut through on stage.
The main features of the Sovtek 5881WXT Quartet Guitar Amplifier Valves include: