Fender Rumble Bass preset

Close · 60/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

The Fender Rumble Bass is a solid-state bass amplifier from Fender's Rumble series, designed as an affordable and portable practice and rehearsal bass combo. The Rumble series uses solid-state power amplification to provide lightweight, reliable bass tone suited to beginners through intermediate players. The clean, neutral bass amplification circuit is voiced to complement Fender's Precision Bass and Jazz Bass instrument lines. The Rumble series has become one of Fender's best-selling bass amp lines due to its combination of affordability, portability, and adequate clean headroom for rehearsal use. This entry covers the general Rumble Bass platform schematic.

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.