What tubes does the Fender Super 6G4A use?

The Fender Super 6G4A uses 4× 12AX7, 1× 12AT7 preamp tubes and 4× 6L6 power tubes.

When was the Fender Super 6G4A produced?

The Fender Super 6G4A was produced 1961–1963.

Fender Super 6G4A preset

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

The Super 6G4A is an alternate designation for the brownface Super 6G4-A, sharing the same 40-watt, four-6L6, brownface 4×10 circuit.

Years produced: 1961–1963
Made in: USA
Wattage: 40W
Channels: 2
Preamp tubes: 4× 12AX7, 1× 12AT7
Power tubes: 4× 6L6

Tags: american, clean, brownface, 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.