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Line 6 Helix Floor / LT / Rack settings

Lithium settings for Line 6 Helix Floor / LT / Rack

Nirvana · adapted 20 times on ToneAdapt

To get the Nirvana "Lithium" riff tone on a Line 6 Helix Floor / LT / Rack, use the Tweed Blues Nrm (Fender Bassman, normal channel) amp model on the crunch channel, then set Drive 7, Master 7, Bass 6, Mid 6.5, Treble 6.5, Presence 5. Use the neck pickup with your guitar's tone on 7-8 and volume on 8-9.

Riff settings

Adapted for a Squier Telecaster · updated 2026-11-14

Amp model
Tweed Blues Nrm (Fender Bassman, normal channel)
Channel
Crunch
Cab
4x10 Tweed
Pickup
Neck pickup
Guitar knobs
Tone 7-8 · Volume 8-9

Amp block

Drive
7
Master
7
Bass
6
Mid
6.5
Treble
6.5
Presence
5

Effects chain

  1. 1fuzzTriangle Fuzz (Electro-Harmonix Big Muff Pi)Tone 5 · Level 7 · Sustain 8
  2. 2reverbHot SpringsMix 2 · Decay 3
  3. 3noise gateNoise Gate (Line 6 Original)Release 5 · Threshold 4

Playing tips

  • Focus on palm muting for a punchy, thumping sound.
  • Use aggressive picking to emphasize the fuzz and saturation.
  • Experiment with dynamics to create a wall of sound effect.

The original rig

What Nirvana used on the recording, for reference. ToneAdapt translates this to the controls your Line 6 Helix Floor / LT / Rack actually has.

Guitar
Fender Japanese Stratocaster (likely 1989-1991, black, with Seymour Duncan Hot Rails in bridge)
Amp
Fender Bassman (studio recording, Nevermind sessions)
Gain
7
Bass
6
Mid
6.5
Treble
6.5
Presence
5
Reverb
1
Full Lithium tone breakdown, effects and sources →

Different guitar or pedals? Get Lithium adapted to your exact rig

These settings were generated for the gear named above. ToneAdapt adapts Nirvana's tone to your own guitar, pickups, amp and pedals in seconds.

Frequently asked questions

What amp model should I use on the Line 6 Helix Floor / LT / Rack for Lithium?

Use the Tweed Blues Nrm (Fender Bassman, normal channel) (crunch channel) with Drive 7, Master 7, Bass 6, Mid 6.5, Treble 6.5, Presence 5, followed by Triangle Fuzz (Electro-Harmonix Big Muff Pi), Hot Springs, Noise Gate (Line 6 Original).

Which pickup should I use for Lithium?

Neck pickup, with the guitar's tone at 7-8 and volume at 8-9.

What gear did Nirvana use on Lithium?

Guitar: Fender Japanese Stratocaster (likely 1989-1991, black, with Seymour Duncan Hot Rails in bridge). Amp: Fender Bassman (studio recording, Nevermind sessions).

Will these settings work with my guitar?

These settings were adapted for a Squier Telecaster. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.

Popular songs on the Line 6 Helix Floor / LT / Rack

All 86 songs for the Line 6 Helix Floor / LT / Rack →

Settings are generated by ToneAdapt's tone adaptation for the gear named on this page and are a starting point — every amp, guitar and room is a little different.