What tubes does the Mesa Boogie V-Twin use?

The Mesa Boogie V-Twin uses 2× 12AX7 preamp tubes.

When was the Mesa Boogie V-Twin produced?

The Mesa Boogie V-Twin was produced 1994–2002.

Mesa Boogie V-Twin preset

Verified · 88/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The V-Twin is Mesa Boogie's all-tube pedal preamp, packing two independent tube-driven channels into a floor unit that can run into any power amplifier or recording console. It was one of the first products to bring genuine tube preamp saturation to a pedalboard-friendly format, offering clean and lead modes with Mesa's signature cascading gain architecture. Its warm, three-dimensional tone and rugged construction made it a long-running favorite for players who needed authentic tube character in a compact, versatile package.

Years produced: 1994–2002
Made in: USA
Channels: 2
Preamp tubes: 2× 12AX7

Tags: american, vintage, clean, crunch.

Schematic-derived preset files for 16 Fractal and Line 6 modelers: Axe-Fx II/XL/XL+, Axe-Fx III, FM3, FM9, and the full Helix family (Floor, LT, Rack, HX Stomp, HX Stomp XL, Native).

Gridleak extracts amp parameters from original circuit schematics using AI vision — component values, gain staging, tone stack topology, tube types — then generates native preset files for every supported modeler. Every extraction is scored 0–100 and the score is published.