What tubes does the Fender Pro Amp 6G5 use?

The Fender Pro Amp 6G5 uses 3× 12AX7 preamp tubes and 2× 6L6 power tubes.

When was the Fender Pro Amp 6G5 produced?

The Fender Pro Amp 6G5 was produced 1961–1963.

Fender Pro Amp 6G5 preset

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

The Pro Amp 6G5 is a brownface-era 40-watt combo, part of the 6G-series circuit family. Running two 6L6 output tubes into a single 15-inch speaker, it occupies the transition between the tweed and blackface eras with warm, slightly full-midrange tones.

Years produced: 1961–1963
Made in: USA
Wattage: 40W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 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.