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For Whom the Bell Tolls Bass Tone Settings — Metallica
Metallica · 1980s · Thrash metal / Heavy metal
Original Recording
Bass
Rickenbacker 4001 (modified with Gibson EB‑0 humbucker in neck, Seymour Duncan Stack Jazz in bridge, plus concealed Seymour Duncan Strat under bridge plate)
Pickups
Gibson EB‑0 humbucker (neck), Seymour Duncan Stack Jazz (bridge), Seymour Duncan Strat (under bridge plate)
Amp
Mesa/Boogie D‑180 heads (dual‑amp setup: one clean, one distorted) with Mesa cabinets (4×12 and 1×15)
Pickup Position
both
Used Morley Power Wah Boost and Big Muff fuzz for the intro; dual‑amp split clean low‑end and distorted lead bass
Amp Settings
Mids6
Bass5
Gain0
Treble5.5
Presence5
compression4
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Tone Character
- Aggressive, distorted lead‑bass tone
- Heavy wah‑inflected intro
- Prominent mid‑cut (scooped mids) with boosted low and high frequencies
- Sustained, cutting midrange presence
Playing Technique
- fingerstyle
Notes & Caveats
- Bass tone settings derived from AI knowledge of the artist and genre conventions.