Marshall 2203KK Kerry King JCM800 vs Marshall JMP 2204 Master Model Mk2 Lead 50-Watt

The Marshall 2203KK Kerry King JCM800 and the Marshall JMP 2204 Master Model Mk2 Lead 50-Watt are both amplifiers sharing crunchy, mid-forward, bright. The Marshall 2203KK Kerry King JCM800 leans high gain.

Similarity
citedBlended from circuit-archetype lineage, dynamic feel, tone-signal overlap and tone-vector distance — the tone vector itself is derived from editorial description text, not a measured acoustic signal, so this reflects how similarly the catalog copy describes the two, not a lab measurement. Shown only within a gear class, and only where there's enough evidence to be meaningful.

76% — very similar

Shared genres
citedGenres both listings are associated with.
  • Metal
Shared tone character
citedDerived from overlapping tonal signals across both listings.
  • crunchy
  • mid-forward
  • bright
  • tight
Citation fame
citedCitation/mention fame — how often this gear is cited across artist rigs and gear discussion.
0%
0%
Price
—

$2299.99via Reverb

Description

The Marshall 2203KK is Kerry King's signature JCM800, based on his personal 2203 head nicknamed 'the Beast'. It is a 100-watt single-channel master-volume head with the classic aggressive JCM800 crunch plus custom additions: an 'Assault' EQ mode that recreates the mid-boosted curve from King's graphic EQ, and a built-in studio-quality noise gate with an expander engaged by the 'Beast' switch. Unusually for metal, it pushes the mids forward rather than scooping them, giving a cutting, in-your-face tone. Powered by KT88 tubes, it is voiced for thrash and heavy metal rhythm and lead at high volume.

The Marshall JMP 2204 Master Model Lead is the 50-watt master-volume head from the late 1970s that directly preceded and inspired the JCM800 2204. Built on EL34 power, it delivers the same midrange-forward British crunch as the 100-watt 2203 but at lower wattage, breaking up a touch earlier and tighter. It is a cornerstone of hard rock and early metal rhythm tone.

Genres
citedGenres this gear is documented as being used in.
  • Heavy Metal
  • Hard Rock
  • Rock
Tonal lean
  • high gain
—
Good for
citedOccasions this gear suits — judged per model, or derived from its wattage, connectivity and category.
  • Live
  • Live
  • Studio
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