FBT Mod. 120 - Main preset

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

The FBT Model 120 is a 120-watt solid-state instrument amplifier from this Italian professional audio company, providing clean headroom for demanding performance applications. Like other FBT designs, it reflects the company's background in professional PA system engineering.

• Years produced: 1970s–1980s
• Made in: Italy
• Wattage: 120W
• Channels: 1

Tags: modern, solid-state, clean.

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.