Pure tube tone
No Compromise

Hand-built guitar tube amplifiers inspired by the golden era of tone. Crafted one by one. Fully customizable. Unmistakably Kool.

Marvell Deluxe The 1984 The ACE

Built by Hand. Built for Tone.

Every Kool Amplification amplifier is wired, assembled, and tested by hand. No PCB shortcuts. No mass production. Only traditional tube design, premium components, and obsessive attention to detail.

Handwired Tube Circuits
Fully Customizable Specs
Vintage-Correct Components
Built for Players, Not Factories

Marvell Deluxe

A rich, expressive amplifier with classic British character. Dynamic response, bold mids, and singing harmonics.

Explore Marvell Deluxe

The 1984

Raw. Aggressive. Iconic. The 1984 delivers classic medium-gain tones inspired by the greatest rock amplifiers ever made.

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