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From clean sparkle to saturated lead tones, this amplifier covers every gig and session. The Marshall YJM100 signature amp head honors Yngwie J. Malmsteen with a fearsome yet refined voice based on the 1959 Plexi Super Lead.

A 100-watt all‑tube power section built on four EL34s and a classic three‑ECC83 preamp delivers towering headroom and vintage chew, while modern conveniences make it a remarkably versatile guitar amplifier for stage and studio. A switchable electronic power attenuator lets you sweep the wattage right down to 0.1 watts without losing the feel, and the supplied footswitch brings onboard boost, noise gate, and reverb under your toe. True to Plexi form, the front panel offers four input jacks—High Treble and Normal—inviting authentic channel blending.

Jump the channels with a short patch cable for thicker mids, or keep them discrete for crystalline bite versus warm body. Presence, Bass, Middle, Treble, and a well‑voiced master volume give you precise control. The master behaves smoothly, shaving level while preserving punch; combine it with the attenuator to dial power‑tube grind at any volume and to fine‑tune gain structure for different rooms and backlines.

Touch sensitivity is immediate and rewarding: pick softly for glassy cleans, dig in for raunch, or roll your guitar’s volume back and the YJM100 cleans up in classic Marshall fashion. Engage the built‑in boost to push the preamp into fluid, neoclassical sustain, then tame hiss with the transparent gate—ideal for high‑gain soloing that still breathes. With towering wattage available yet controllable, this guitar amp moves effortlessly from articulate rhythm to searing lead, maintaining harmonic complexity and fast transient response.

As a head, it pairs beautifully with 2x12 or 4x12 speaker cabinets; selectable 4/8/16‑ohm impedance makes matching easy, whether you’re running a single cab or a full stack. The black‑and‑gold aesthetic and gold‑plated logo nod to Marshall heritage while the feature set meets modern demands. From rehearsal room to festival stage, it stays consistent, musical, and easy to dial in.

"Checked and set up by our in-house amp tech at Max Guitar: clean operation, proper biasing (if applicable), safe noise floor, and excellent performance—ready to gig out of the box."

Specifications

• Amp Style: Head
• Condition: Pre-owned
• Amp Type: Tube/Valve
• Built-in FX: No
• Cover included: No
• Footswitch included: Yes
• Vintage: No
• Country of Manufacture: GB
• Brand: Marshall