Fender Blues Junior IV settings
Master of Puppets settings for Fender Blues Junior IV
Metallica · adapted 3 times on ToneAdapt
To get the Metallica "Master of Puppets" riff tone on a Fender Blues Junior IV, set Gain 1.5, Volume 6, Master 5, Bass 5, Mid 5, Treble 7. Use the bridge pickup with your guitar's tone on 10 and volume on 10.
Riff settings
Adapted for a Fender Stratocaster · updated 2026-10-15
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 10 · Volume 10
Fender Blues Junior IV knobs
- Gain
- 1.5
- Volume
- 6
- Master
- 5
- Bass
- 5
- Mid
- 5
- Treble
- 7
- Reverb
- 0.5
- Fat switch
- 1
Built-in effects
- Reverb on · 0.5
Playing tips
- Use your amp's built-in reverb set to a low level for a slight ambiance.
- Engage the fat switch for a fuller tone that compensates for the scooped mids.
- Keep your picking hand tight for precise palm muting to achieve the tight chugging sound.
The original rig
What Metallica used on the recording, for reference. ToneAdapt translates this to the controls your Fender Blues Junior IV actually has.
- Guitar
- ESP MX220 (custom, aka 'Eet Fuk')
- Amp
- Mesa/Boogie Mark IIC+ (preamp) into Marshall JCM800 (power amp section), Mesa 4x12 cabinet
- Gain
- 9
- Bass
- 6
- Mid
- 3
- Treble
- 7.5
- Presence
- 6.5
- Reverb
- 1
Different guitar or pedals? Get Master of Puppets adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Metallica's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What are the best Fender Blues Junior IV settings for Master of Puppets?
Set Gain 1.5, Volume 6, Master 5, Bass 5, Mid 5, Treble 7.
Which pickup should I use for Master of Puppets?
Bridge pickup, with the guitar's tone at 10 and volume at 10.
What gear did Metallica use on Master of Puppets?
Guitar: ESP MX220 (custom, aka 'Eet Fuk'). Amp: Mesa/Boogie Mark IIC+ (preamp) into Marshall JCM800 (power amp section), Mesa 4x12 cabinet.
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.
Master of Puppets on other amps
- Master of Puppets on Fender Mustang LT25 · 1,425
- Master of Puppets on Boss Katana · 926
- Master of Puppets on Fender Frontman 10G · 434
- Master of Puppets on Line 6 Helix Floor / LT / Rack · 280
- Master of Puppets on Fender Champion 20 · 218
- Master of Puppets on Fender Frontman 15G · 207
- Master of Puppets on Neural DSP Quad Cortex · 193
- Master of Puppets on Boss Katana 50 Gen 3 · 182
Popular songs on the Fender Blues Junior IV
- Pride and Joy · Stevie Ray Vaughan
- Whole Lotta Love · Led Zeppelin
- Sultans of Swing · Dire Straits
- Layla · Derek and the Dominos
- Sweet Child O' Mine · Guns N' Roses
- Back in Black · AC/DC
- Crossroads · Cream
- Comfortably Numb · Pink Floyd
- Smells Like Teen Spirit · Nirvana
- The Thrill is Gone · B.B. King
- Black Hole Sun · Soundgarden
- Rooster · Alice in Chains
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.