Fender Vibrolux Reverb AA964 - Vibrato preset

Verified · 92/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Vibrolux Reverb AA964 is a blackface Fender combo with Normal and Vibrato channels, each with bass and treble but no middle control. Two 6L6GC tubes on a GZ34 rectifier give about 35 watts, with a 12AT7-driven spring reverb and optical vibrato.

Tags: american, vintage, blackface, clean, reverb, vibrato, 6l6.

Schematic-derived preset files for the Neural DSP Quad Cortex and 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.