Gallien-krueger GK FUSION 112 800W 1 X 12"

Key Information About the Gallien-Krueger Fusion 112 Bass Combo Amp

• 6-stage tube preamp (3 x 12AX7) for an organic tone, from warm clean to expressive overdrive.
• 800 watts with switched-mode power amplification: dynamic headroom and solid foundation in a compact combo.
• Press-activated voicings and illuminated controls: quick and clear adjustments, even on dark stages.
• Lightweight neodymium speaker cabinet with 1-inch tweeter: precision in the high frequencies and well-defined attack.

Fusion Series: The Gallien-Krueger "Tube" Spirit in a Combo Format

The Fusion 112 Bass Combo embodies the Gallien-Krueger philosophy: fast response, clear articulation, and presence that cuts through the mix, here enhanced by a 6-stage tube preamp. The idea behind the Fusion series is simple: to combine in a single combo a high-performance "head + cabinet" approach with the warmth and texture of tubes, while maintaining the convenience of a ready-to-play format.

Thanks to its switched-mode power amplifier and neodymium speakers, this combo targets bassists who want powerful, portable, and coherent gear capable of handling serious rehearsals to stage performances without compromising playing feel.

For Which Bassists and Playing Contexts?

The Fusion 112 is aimed at intermediate to professional bassists seeking a powerful bass combo with real headroom and fine control over tonal character. Its 1x12 format makes it relevant in studio (for clean and detailed recordings), rehearsal (with solid lows and clear mids), and live settings when used via the DI output or as main backline depending on the setup.

Style-wise, it is comfortable across various genres: funk and pop (precise attack), rock (grit and bite), soul and R&B (roundness and natural compression), as well as modern music requiring definition and control of highs thanks to the tweeter. If you alternate fingerstyle, pick, and slap, the platform is responsive enough to follow your nuances without "sagging."

Controls, Voicings, and Connectivity: A Combo Designed for the Stage

The heart of the Fusion 112 is a tube preamp section paired with a 4-band active EQ : you can effectively shape lows, low-mids, high-mids, and highs with a firm yet musical action. To speed up adjustments beyond fine-tuning, Gallien-Krueger adds press-activated voicing filters : Voice, Cut, Body, Bump, Contour, Hi Cut, and Presence. Each sub-function is accompanied by a visual indicator thanks to illuminated controls : the lighting changes color to instantly confirm the mode status.

For more aggressive sounds, the tube overdrive is footswitch-activatable and features a Tone control, handy for shifting from subtle harmonic grit to more pronounced saturation without losing note clarity. The Mute function is also footswitch-activatable, ideal for bass changes or silent tuning. Finally, there is an effects loop with Send and Return on 6.35mm unbalanced jacks, an Aux input for playing along with backing tracks, and a headphone output for practicing at controlled volume.

Sound Characteristics

The Fusion 112 combines a tube preamp (tone, thickness, harmonics) with a switched-mode power amplifier (responsiveness, headroom, stability). The result is a sound that can remain very clean and defined, with firm lows, while offering that typical "alive" feel of tube stages when pushing gain or activating overdrive. The dynamics are fast, and the attack stands out well, helping the bass cut through a dense mix.

In clean mode, expect modern clarity with a nice presence in the mids, excellent for lines that need to stay clear. In crunch/drive, the tube overdrive delivers a more organic saturation, with definition and progressive natural compression. The 1-inch tweeter allows you to adjust brightness: you can aim for a very "hi-fi" sound (snappy slap, sharp attacks) or soften the high end via filters (notably Hi Cut) for a rounder, vintage tone.

Technical specifications