Unknown St George preset

Verified · 85/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

St George was a British amplifier brand from the 1960s, producing budget and mid-range amplifiers for the growing UK beat music market. These amps were typically built around EL84 or EL34 output tubes and shared circuit topology with other British designs of the era. Without confirmed full specifications, this entry is based on the known characteristics of British 1960s amp manufacturing.

• Years produced: 1960s
• Made in: UK

Tags: british, vintage.

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.