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Positive Grid BIAS FX 2 settings

Welcome to the Jungle settings for Positive Grid BIAS FX 2

Guns N' Roses · adapted 4 times on ToneAdapt

To get the Guns N' Roses "Welcome to the Jungle" riff tone on a Positive Grid BIAS FX 2, use the British Lead 800 (Marshall JCM800) amp model on the lead channel, then set Drive 8, Master 7, Bass 5, Mid 8, Treble 7, Presence 7. Use the bridge pickup with your guitar's tone on 7-8 and volume on 8-10.

Riff settings

updated 2026-10-13

Amp model
British Lead 800 (Marshall JCM800)
Channel
Lead
Cab
4x12 Marshall
Pickup
Bridge pickup
Guitar knobs
Tone 7-8 · Volume 8-10

Amp block

Drive
8
Master
7
Bass
5
Mid
8
Treble
7
Presence
7

Effects chain

  1. 1overdriveVintage OverdriveGain 5 · Tone 6 · Level 7
  2. 2delayDigital AmbientMix 5 · Feedback 3
  3. 3reverbSpring ReverbMix 2 · Decay 3
  4. 4noise gateNoise GateRelease 5 · Threshold 4

Playing tips

  • Focus on tight palm muting to achieve the aggressive attack.
  • Use a percussive picking style to enhance the rhythmic quality of the riff.
  • Experiment with slight variations in picking dynamics to add expression.

The original rig

What Guns N' Roses used on the recording, for reference. ToneAdapt translates this to the controls your Positive Grid BIAS FX 2 actually has.

Guitar
Kris Derrig '59 Les Paul Standard replica
Amp
1977 Marshall Super Lead model 1959 (S.I.R. #39, 'Superkill' mod by Frank Levi/Glenn Buckley)
Gain
8.5
Bass
5.5
Mid
8
Treble
7
Presence
7
Reverb
1
Full Welcome to the Jungle tone breakdown, effects and sources →

Different guitar or pedals? Get Welcome to the Jungle adapted to your exact rig

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

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Frequently asked questions

What amp model should I use on the Positive Grid BIAS FX 2 for Welcome to the Jungle?

Use the British Lead 800 (Marshall JCM800) (lead channel) with Drive 8, Master 7, Bass 5, Mid 8, Treble 7, Presence 7, followed by Vintage Overdrive, Digital Ambient, Spring Reverb, Noise Gate.

Which pickup should I use for Welcome to the Jungle?

Bridge pickup, with the guitar's tone at 7-8 and volume at 8-10.

What gear did Guns N' Roses use on Welcome to the Jungle?

Guitar: Kris Derrig '59 Les Paul Standard replica. Amp: 1977 Marshall Super Lead model 1959 (S.I.R. #39, 'Superkill' mod by Frank Levi/Glenn Buckley).

Will these settings work with my guitar?

Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.

Welcome to the Jungle on other amps

More Guns N' Roses on the Positive Grid BIAS FX 2

All Guns N' Roses tones →

Popular songs on the Positive Grid BIAS FX 2

All 16 songs for the Positive Grid BIAS FX 2 →

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.