Product Details
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This is an upgraded Tube Kit designed to replace all of the tubes in your Mesa Boogie Triple Crown Head & Combos. It includes the upgraded SPAX7 preamp tubes as opposed to the standard 12ax7's.
The Triple Crown 50 Upgraded Kit includes:
2x MESA Matched EL34 Tubes - GC STR-447
6x MESA Premium SPAX7 Preamp Tubes (upgrade from 12ax7)
1x TAD 12AT7-ECC81 Preamp Tube - Premium Grade
MESA SPAX7 preamp tubes are a low noise super-premium grade substitute for any 12AX7 positions - They are a "Special Requirement Preamp Tube" that possess an even higher standard of overall performance, due to their incredibly low sensitivity to microphonic noise - This is the ultimate preamp tube to use in all critical gain stage positions - It is the absolute best of the best!
The Triple Crown 50 Upgraded Kit includes:
2x MESA Matched EL34 Tubes - GC STR-447
6x MESA Premium SPAX7 Preamp Tubes (upgrade from 12ax7)
1x TAD 12AT7-ECC81 Preamp Tube - Premium Grade
MESA SPAX7 preamp tubes are a low noise super-premium grade substitute for any 12AX7 positions - They are a "Special Requirement Preamp Tube" that possess an even higher standard of overall performance, due to their incredibly low sensitivity to microphonic noise - This is the ultimate preamp tube to use in all critical gain stage positions - It is the absolute best of the best!
