Marshall 4001 (Studio 15)

Model/Circuit Number:
Years of Production:
Configuration: Combo
Controls: Gold aluminum front-facing, Controls: 1-10
Knobs: Standard Marshall set-screw knobs

  • Front: Input, Gain, Treble, Middle, Bass, Output Level, Standby, Power
  • Rear: Mains Input, Mains Fuse, Balanced Direct Out (floating ground), 8 ohm (speaker jack), Headphone, Direct Line Out (unbalanced)


  • Dimensions: 17” x 18.5” x 9.5”
  • Hardware: None
  • Handle: Black plastic strap handle with black plastic caps
  • Feet: Tall small rubber feet
  • Corners: Black plastic (attached with three brass rivets) x 8


Covering Material

  • Tolex/Tweed: Black elephant with white piping
  • Grill Cloth: Black grill cloth

Logo: Large white plastic script Marshall
Weight: 35 lbs.

  • Size: 12”
  • Impedance: 8 ohms
  • Model: Celestion G12 Vintage 30

Effects: None
~Watts: 15

  • Pre amp: 12AX7 x 2
  • Power: 6V6 x 2

Rectifier: Solid state

Comments: Jim Marshall’s signature on front faceplate first Marshall amp: to use 6V6 power tubes to use Celestion Vintage 30 speaker with built-in attenuator with XLR direct out jack with headphone jack in all-tube amp

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