Marshall 4001 (Studio 15)
Schematic/Layout: Model/Circuit Number: Years of Production: 1986-1992 Era: Configuration: Combo Controls: Gold aluminum front-facing, Controls: 1-10 Knobs: Standard Marshall set-screw knobs Faceplate 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) Cabinet Dimensions: 17” x [...]






