Boss Katana settings
Belief settings for Boss Katana
John Mayer · adapted 2 times on ToneAdapt
To get the John Mayer "Belief" riff tone on a Boss Katana, use the Fender 65 (Fender '65 Deluxe Reverb) amp model on the clean channel, then set Drive 3, Master 7, Bass 6, Mid 6, Treble 6, Presence 5. Use the bridge + middle pickup with your guitar's tone on 6-7 and volume on 7-8.
Riff settings
Adapted for a Fender Stratocaster · updated 2026-06-27
- Amp model
- Fender 65 (Fender '65 Deluxe Reverb)
- Channel
- Clean
- Cab
- 1x12 open back
- Pickup
- Bridge + Middle
- Guitar knobs
- Tone 6-7 · Volume 7-8
Amp block
- Drive
- 3
- Master
- 7
- Bass
- 6
- Mid
- 6
- Treble
- 6
- Presence
- 5
Effects chain
- 1overdriveBlues DriveGain 5 · Tone 5 · Level 7
- 2reverbRoomMix 3 · Decay 4
Playing tips
- Focus on percussive strumming to capture the funky rhythm.
- Use dynamic picking to emphasize the touch-sensitive response of the tone.
- Experiment with palm muting to achieve a tighter sound when needed.
The original rig
What John Mayer used on the recording, for reference. ToneAdapt translates this to the controls your Boss Katana actually has.
- Guitar
- Fender Stratocaster (likely John Mayer Signature or Custom Shop, 2006 Continuum era)
- Amp
- Two-Rock Custom Reverb Signature (primary studio amp for Continuum era)
- Gain
- 3.5
- Bass
- 6.5
- Mid
- 6.5
- Treble
- 6.5
- Presence
- 5.5
- Reverb
- 4
Different guitar or pedals? Get Belief adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts John Mayer's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What amp model should I use on the Boss Katana for Belief?
Use the Fender 65 (Fender '65 Deluxe Reverb) (clean channel) with Drive 3, Master 7, Bass 6, Mid 6, Treble 6, Presence 5, followed by Blues Drive, Room.
Which pickup should I use for Belief?
Bridge + Middle, with the guitar's tone at 6-7 and volume at 7-8.
What gear did John Mayer use on Belief?
Guitar: Fender Stratocaster (likely John Mayer Signature or Custom Shop, 2006 Continuum era). Amp: Two-Rock Custom Reverb Signature (primary studio amp for Continuum era).
Will these settings work with my guitar?
These settings were adapted for a Fender Stratocaster. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
Belief on other amps
Popular songs on the Boss Katana
- Master of Puppets · Metallica
- Sweet Child O' Mine · Guns N' Roses
- Walk · Pantera
- Hotel California · Eagles
- Enter Sandman · Metallica
- Holy Wars · Megadeth
- Back in Black · AC/DC
- Whole Lotta Love · Led Zeppelin
- Raining Blood · Slayer
- Crazy Train · Ozzy Osbourne
- Welcome to the Jungle · Guns N' Roses
- Smells Like Teen Spirit · Nirvana
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.