Description:

Duet (matched pair)

The MESA EL-34 STR-447 is their very best overall EL-34 - It is a premium grade, NOS (New Old Stock) equivalent and their tube of choice in the production of all new Mesa EL-34 powered models - It has a traditional EL-34 tone & feel that is very urgent and aggressive and is an excellent choice for all styles of gain, especially classic rock, alternative rock & metal - This tube is true to the crown with focused low end, crushing mid range crunch and crystal-like highs - This is one of their favorites for authentic British tone - Excellent structural quality provides exceptional consistency and reliability

Mesa Boogie starts with only the finest tubes available from around the world. They then test and match every tube, while under the stress of actual operating conditions, to the tightest, most demanding specifications in the industry with the use of the Mesa Boogie proprietary, aerospace designed tube analysis system called Robotube™. They accept only the "finest of the finest" and back them with the best warranty in the business for a minimum of six months.