Positive Grid BIAS FX 2 settings
Rooster settings for Positive Grid BIAS FX 2
Alice in Chains · adapted 2 times on ToneAdapt
To get the Alice in Chains "Rooster" riff tone on a Positive Grid BIAS FX 2, use the British Lead 800 (Marshall JCM800) amp model on the crunch channel, then set Drive 7, Master 7, Bass 6, Mid 7, Treble 7, Presence 5. Use the bridge pickup with your guitar's tone on 10 and volume on 10.
Riff settings
updated 2026-08-23
- Amp model
- British Lead 800 (Marshall JCM800)
- Channel
- Crunch
- Cab
- 4x12 Closed Back
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 10 · Volume 10
Amp block
- Drive
- 7
- Master
- 7
- Bass
- 6
- Mid
- 7
- Treble
- 7
- Presence
- 5
Effects chain
- 1overdriveVintage OverdriveGain 5 · Tone 5 · Level 7
- 2reverbRoomMix 3 · Decay 2
- 3compressionTube CompLevel 5 · Ratio 3 · Attack 5 · Release 5
Playing tips
- Use aggressive palm muting for chugging riffs.
- Focus on a percussive attack to enhance articulation.
- Experiment with feedback to achieve a similar sustain and aggression.
The original rig
What Alice in Chains used on the recording, for reference. ToneAdapt translates this to the controls your Positive Grid BIAS FX 2 actually has.
- Guitar
- G&L Rampage (Jerry Cantrell's main guitar on Dirt album)
- Amp
- Bogner Fish preamp into VHT 2150 power amp (studio recording, Dirt era)
- Gain
- 7
- Bass
- 6
- Mid
- 7
- Treble
- 7
- Presence
- 5.5
- Reverb
- 2
Different guitar or pedals? Get Rooster adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Alice in Chains's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What amp model should I use on the Positive Grid BIAS FX 2 for Rooster?
Use the British Lead 800 (Marshall JCM800) (crunch channel) with Drive 7, Master 7, Bass 6, Mid 7, Treble 7, Presence 5, followed by Vintage Overdrive, Room, Tube Comp.
Which pickup should I use for Rooster?
Bridge pickup, with the guitar's tone at 10 and volume at 10.
What gear did Alice in Chains use on Rooster?
Guitar: G&L Rampage (Jerry Cantrell's main guitar on Dirt album). Amp: Bogner Fish preamp into VHT 2150 power amp (studio recording, Dirt era).
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.
Rooster on other amps
Popular songs on the Positive Grid BIAS FX 2
- Master of Puppets · Metallica
- Sweet Child O' Mine · Guns N' Roses
- Walk · Pantera
- Enter Sandman · Metallica
- Holy Wars · Megadeth
- Raining Blood · Slayer
- Welcome to the Jungle · Guns N' Roses
- Crazy Train · Ozzy Osbourne
- Hotel California · Eagles
- The Warrior · Orphaned Land
- Stairway to Heaven · Led Zeppelin
- Whole Lotta Love · Led Zeppelin
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.