Marshall 2200 Pre preset

Verified · 80/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Marshall JMP 2203 introduced a master-volume control to the 100W Super Lead circuit in 1975, allowing players to achieve saturated power-amp distortion at manageable volumes. It became the weapon of choice for hard rock and early metal guitarists worldwide.

• Years produced: 1975–1981
• Made in: UK
• Wattage: 100W
• Channels: 1
• Preamp tubes: 4× ECC83
• Power tubes: 4× EL34

Known for: Randy Rhoads, Slash, Angus Young.

Heard on: Welcome to the Jungle — Guns N' Roses (1987); Crazy Train — Ozzy Osbourne (1980).

Tags: british, master-volume, vintage, hard-rock.

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.