Distorted Tone

Pneuma

TOOL

Bassprog2010s+

Original Gear

BassWal MkII 4-string

AmpGallien-Krueger 2001RB (studio, likely blended with DI); possible Ampeg SVT for additional grit

PickupsCustom Wal multi-coil humbuckers (active electronics)

Amp Settings

gain6.5

bass5.5

mid7

treble7.5

presence6

compression5.5

Effects & Signal Chain

preampTech 21 Tech 21 SansAmp GT2

distortionPro Co Pro Co Turbo Rat

eqBoss Boss GEB-7 Bass Equalizer

delayProvidence Providence DLY-4 Chrono Delay

Notes

Studio recording, 2018-2019, Fear Inoculum sessions. Justin Chancellor is known to use both amp and DI blends in studio.

Tone Character(8)

aggressive midrange punchclanky and percussive attackgrowly, harmonically rich overdrivetight, slightly compressed low endpresent upper mids and trebleslight fuzz/drive texturedistinct note separationcomplex, layered distortion

Difficulty

The bass part in 'Pneuma' requires advanced fingerstyle technique, precise muting, and dynamic control to maintain clarity under heavy overdrive, all while navigating complex rhythms and odd time signatures.

Sources

Tool's Justin Chancellor's Epic Rig: Insider Look - Premier Guitar Tool Pneuma Bass Tone NAM Profiles by @gffmusic Pneuma pedals? : r/ToolBand - Reddit Tool's Justin Chancellor Bass Gear Rig and Equipment

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