Mesa Boogie 5881 / 6L6 STR 425, Matched Pair

The MESA 5881 STR 425 is a military grade 6L6 designed with an emphasis on rugged durability and the capability to handle higher voltage requirements. It produces a full bass and rich midrange with tapered highs that lends itself well to styles of jazz, fusion and traditional roots and blues music‰Û¡ÌÝ_ or any style where tapered high frequencies and greater longevity and reliability is desired. The STR 425 is also commonly used in older MESA all-Tube Bass Amps using 6L6s like the MESA D-180, Bass 400 and Bass 400+ models.

MESA power tubes are among the highest quality available and selected for their exceptional full-range tonal quality, consistency and reliability. All MESA tubes offer unsurpassed consistency and reliability for ANY tube amplifier, and certainly MESA amplifiers!