NOS Marshall ECC83 / 12AX7 Preamp Valve Pack (90s Edition) | Rare & Unopened | 3 Tubes Per Box

Rediscover the legendary tone of the 90s with this authentic NOS (New Old Stock) Marshall ECC83 / 12AX7 preamp valve pack, available exclusively at British Audio. Each box contains three factory-sealed valves, preserving the unmatched sound quality that made Marshall amplifiers iconic. Why Choose These Valves? Authentic Marshall Tone: Experience the warmth, clarity, and dynamic response that defined an era. Crafted in the Legendary Svetlana Factory (SED): Produced at the renowned Svetlana Electron Devices (SED) factory in St. Petersburg, Russia, celebrated for its exceptional tube craftsmanship. Factory-Sealed Condition: Pristine, untouched tubes straight from the original 90s stash. Rare Collector’s Item: Limited supply of 3-tube packs, available only at British Audio. Once they’re gone, they’re truly gone. From the Back of the Box: "As the world’s largest valve users, Marshall has the respected influence to demand improvements that lead to the best quality, increased reliabilit