What tubes does the Fender Princeton 6G2 use?

The Fender Princeton 6G2 uses 2× 12AX7 preamp tubes and 1× 6V6GT (plus 5Y3 rectifier) power tubes.

When was the Fender Princeton 6G2 produced?

The Fender Princeton 6G2 was produced 1961–1963.

Fender Princeton 6G2 preset

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

The Princeton 6G2 is the brown-era Princeton, updating the tweed 5F2A design with brown tolex cosmetics, oxblood grille cloth, and modest circuit refinements. Retaining the single-ended 6V6 power section and simple signal path of its tweed predecessor, the 6G2 delivers warm, harmonically rich tones in the same mold as the tweed models but with an updated appearance and minor tonal polish. The two-channel layout adds a degree of versatility. The 6G2 represents a transitional moment between the raw character of the tweed era and the refined sparkle of the blackface designs. This is the schematic for the 6G2 brown-era Princeton.

Years produced: 1961–1963
Made in: USA
Wattage: 12W
Channels: 2
Preamp tubes: 2× 12AX7
Power tubes: 1× 6V6GT (plus 5Y3 rectifier)

Tags: american, 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.