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Ozzy Osbourne
Tone profile
What makes this tone
Signal chain
Tone Character
Recorded tone character
Gain character
Bright, gritty distortion with less amp saturation than many recreations assume.
Bass
Lean.
Mids
Very prominent, boosted strongly by the MXR EQ.
Treble
Bright and aggressive.
Brightness / presence
Cutting but not maxed.
Compression
Moderate pedal/amp compression; triple-tracked solos add density.
Effects
MXR Distortion+ and MXR 10-band EQ are central; AMS digital delay/detune was added in the mix.
Evidence / Sources
Tone character: bright, mid-heavy, crunchy, aggressive, harmonically rich, layered, cutting, dry
Guitar World's 2026 reconstruction is unusually specific and corrects a common myth: Randy's famous white Marshall had not yet arrived. Crazy Train was recorded through a rented stock mid-'70s JMP 1959, with much of the distortion and mid boost coming from the MXR pedalboard.
MXR Distortion+ and MXR 10-band EQ are central; AMS digital delay/detune was added in the mix.
Guitar
Randy Rhoads' 1974 Gibson Les Paul Custom
Amp
1975-76 Marshall JMP model 1959 Super Lead MKII 100W into Marshall 4x12 cabinets with Altec 417-8H speakers
Channel
Marshall Input I top, slight amp overdrive with most distortion/EQ supplied by the pedalboard
Pickup
Bridge humbucker, guitar volume and tone fully open