Boss Katana-100 MkII settings
25 Or 6 To 4 (Single) [Remastered] settings for Boss Katana-100 MkII
Chicago · adapted 2 times on ToneAdapt
To get the Chicago "25 Or 6 To 4 (Single) [Remastered]" solo tone on a Boss Katana-100 MkII, set Gain 6, Bass 5, Mid 6, Treble 7, Presence 6, Reverb 0. Use the bridge pickup with your guitar's tone on 6-7 and volume on 8-9.
Solo settings
updated 2026-05-26
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 6-7 · Volume 8-9
Boss Katana-100 MkII knobs
- Gain
- 6
- Bass
- 5
- Mid
- 6
- Treble
- 7
- Presence
- 6
- Reverb
- 0
- Cab resonance
- 2
- Power control
- 9
Playing tips
- Use aggressive picking for a strong attack.
- Incorporate subtle wah sweeps to mimic the original tone.
- Focus on sustaining notes to achieve a vocal-like quality.
Riff settings
updated 2026-05-26
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 7-8 · Volume 8-9
Boss Katana-100 MkII knobs
- Gain
- 5.5
- Bass
- 5
- Mid
- 6.5
- Treble
- 7
- Presence
- 5.5
- Reverb
- 0.5
- Cab resonance
- 2
- Power control
- 8
Built-in effects
- Reverb on (spring) · 2
Playing tips
- Use your amp's built-in reverb set to a low level for a touch of ambiance.
- Maintain a strong pick attack to achieve the aggressive, biting tone characteristic of the original riff.
- Experiment with the power control to find the sweet spot for your volume and tone.
The original rig
What Chicago used on the recording, for reference. ToneAdapt translates this to the controls your Boss Katana-100 MkII actually has.
- Guitar
- Fender Telecaster with humbucker in neck (Terry Kath's heavily modified Telecaster)
- Amp
- Acoustic Control Corporation 260 (solid-state head) into Acoustic 261 or 262 4x12 cabinet
- Gain
- 6
- Bass
- 6
- Mid
- 7
- Treble
- 7
- Presence
- 6
- Reverb
- 1.5
Different guitar or pedals? Get 25 Or 6 To 4 (Single) [Remastered] adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Chicago's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What are the best Boss Katana-100 MkII settings for 25 Or 6 To 4 (Single) [Remastered]?
Set Gain 6, Bass 5, Mid 6, Treble 7, Presence 6, Reverb 0.
Which pickup should I use for 25 Or 6 To 4 (Single) [Remastered]?
Bridge pickup, with the guitar's tone at 6-7 and volume at 8-9.
What gear did Chicago use on 25 Or 6 To 4 (Single) [Remastered]?
Guitar: Fender Telecaster with humbucker in neck (Terry Kath's heavily modified Telecaster). Amp: Acoustic Control Corporation 260 (solid-state head) into Acoustic 261 or 262 4x12 cabinet.
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.
Popular songs on the Boss Katana-100 MkII
- Master of Puppets · Metallica
- Walk · Pantera
- Sweet Child O' Mine · Guns N' Roses
- Holy Wars · Megadeth
- Hotel California · Eagles
- Enter Sandman · Metallica
- Stairway to Heaven · Led Zeppelin
- Iron Man · Black Sabbath
- Raining Blood · Slayer
- Whole Lotta Love · Led Zeppelin
- Creep · Radiohead
- Pride and Joy · Stevie Ray Vaughan
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.