What tubes does the Fender Pro Reverb AA270 use?

The Fender Pro Reverb AA270 uses 4× 12AX7, 1× 12AT7 preamp tubes and 2× 6L6 power tubes.

When was the Fender Pro Reverb AA270 produced?

The Fender Pro Reverb AA270 was produced 1968–1969.

Fender Pro Reverb AA270 preset

Close · 65/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

The Fender Pro Amp AA270 is an early silverface transitional model retaining the core blackface 40W single-15" Pro Amp circuit with the AA270 revision. It features spring reverb and vibrato and is tonally very close to the blackface Pro Amp family.

Years produced: 1968–1969
Made in: USA
Wattage: 40W
Channels: 2
Preamp tubes: 4× 12AX7, 1× 12AT7
Power tubes: 2× 6L6

Tags: american, clean, 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.