Fender Super Reverb AB568 - Vibrato preset

Verified · 90/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Fender Super Reverb AB568 is a transitional model retaining the four-10" speaker configuration while incorporating the revised AB568 driver stage, bridging the blackface and silverface eras. It delivers approximately 45W through four 6L6 tubes with spring reverb and vibrato, 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.