Marshall DSL40CR settings
Mr. Crowley settings for Marshall DSL40CR
Ozzy Osbourne · adapted 2 times on ToneAdapt
To get the Ozzy Osbourne "Mr. Crowley" riff tone on a Marshall DSL40CR, set Gain 6.5, Bass 4, Mid 6.5, Treble 7, Presence 5.5, Resonance 5. Use the bridge pickup with your guitar's tone on 10 and volume on 10.
Riff settings
Adapted for a Gibson SG Standard Gold Series Limited Edition · updated 2026-07-01
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 10 · Volume 10
Marshall DSL40CR knobs
- Gain
- 6.5
- Bass
- 4
- Mid
- 6.5
- Treble
- 7
- Presence
- 5.5
- Resonance
- 5
- Tone shift
- 0
Playing tips
- Focus on tight, percussive picking for clarity in palm-muted sections.
- Use aggressive strumming to emphasize the crunch and articulation.
- Maintain a steady rhythm to keep the riff punchy and driving.
The original rig
What Ozzy Osbourne used on the recording, for reference. ToneAdapt translates this to the controls your Marshall DSL40CR actually has.
- Guitar
- 1974 Gibson Les Paul Custom
- Amp
- 1975-76 Marshall JMP 1959 Super Lead MKII 100-watt head into Marshall 1960A/B 4x12 cabinets with Altec 417-8H speakers
- Gain
- 6.5
- Bass
- 4
- Mid
- 5.5
- Treble
- 7
- Presence
- 5.5
- Reverb
- 0.5
Different guitar or pedals? Get Mr. Crowley adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Ozzy Osbourne's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What are the best Marshall DSL40CR settings for Mr. Crowley?
Set Gain 6.5, Bass 4, Mid 6.5, Treble 7, Presence 5.5, Resonance 5.
Which pickup should I use for Mr. Crowley?
Bridge pickup, with the guitar's tone at 10 and volume at 10.
What gear did Ozzy Osbourne use on Mr. Crowley?
Guitar: 1974 Gibson Les Paul Custom. Amp: 1975-76 Marshall JMP 1959 Super Lead MKII 100-watt head into Marshall 1960A/B 4x12 cabinets with Altec 417-8H speakers.
Will these settings work with my guitar?
These settings were adapted for a Gibson SG Standard Gold Series Limited Edition. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
Mr. Crowley on other amps
More Ozzy Osbourne on the Marshall DSL40CR
All Ozzy Osbourne tones →Popular songs on the Marshall DSL40CR
- Sweet Child O' Mine · Guns N' Roses
- Master of Puppets · Metallica
- Back in Black · AC/DC
- Enter Sandman · Metallica
- Whole Lotta Love · Led Zeppelin
- Hotel California · Eagles
- Highway to Hell · AC/DC
- Walk · Pantera
- Welcome To The Jungle · Guns N' Roses
- Iron Man · Black Sabbath
- Holy Wars · Megadeth
- 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.