What tubes does the Fender Super Ab568 use?

The Fender Super Ab568 uses 4× 12AX7, 1× 12AT7 preamp tubes and 4× 6L6 power tubes.

When was the Fender Super Ab568 produced?

The Fender Super Ab568 was produced 1967–1968.

Fender Super Ab568 preset

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

The Fender Super Reverb AB568 is a transitional model between the blackface AB763 and the silverface era, retaining the four-10" speaker configuration and core circuit while incorporating the revised AB568 driver stage. It delivers approximately 45W through four 6L6 tubes and remains tonally close to the blackface Super Reverb.

Years produced: 1967–1968
Made in: USA
Wattage: 45W
Channels: 2
Preamp tubes: 4× 12AX7, 1× 12AT7
Power tubes: 4× 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.