Fender Rumble 30 preset

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

The 2009 Rumble 30 is a solid-state Fender bass combo for practice and small rooms. Its single channel has Gain, a switchable Drive circuit with a Blend control to mix in the clean signal, Bass, Mid and Treble and a master Volume, with a switchable output limiter. An aux input for playing along and a headphone jack make it a home practice amp; the power amp tests at about 30 watts into 8 ohms.

• Wattage: 30W
• Channels: 1

Tags: bass, solid-state, practice, mid-wattage, american.

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.