Yamaha G50 G100 112 preset

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

The Yamaha G50/G100 Series II 112 is a solid-state guitar combo in a single 12-inch speaker configuration, balancing portability with the full-range tone of the G-series. It offers clean and overdrive channels typical of Yamaha's professional guitar amp lineup.

• Years produced: 1979–1985
• Made in: Japan
• Channels: 2

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.