Marshall 1987X Plexy 50W Head vs Sound City One Hundred (L100)

The Marshall 1987X Plexy 50W Head and the Sound City One Hundred (L100) are both amplifiers sharing crunchy, transparent, mid-forward. The Sound City One Hundred (L100) leans edge of breakup.

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.

49% — somewhat different

Shared tone character
citedDerived from overlapping tonal signals across both listings.
  • crunchy
  • transparent
  • mid-forward
  • dynamic
  • tight
  • bright

Sound City One Hundred (L100)

Unknown brand · amplifier

Citation fame
citedCitation/mention fame — how often this gear is cited across artist rigs and gear discussion.
0%
0%
Description

The Marshall 1987X is the hand-wired 50-watt Plexi reissue, a non-master-volume EL34 head prized for breaking up tighter and a touch earlier than the 100-watt Super Lead. Its four inputs and jumperable bright and normal channels recreate the classic late-1960s British stack tone heard across rock and blues-rock. All of its overdrive comes from driving the power section, giving open cleans that bloom into focused, cutting crunch as the volume climbs.

The Sound City One Hundred L100 is a 100-watt hand-wired British tube amplifier built in 1967-1968 with meticulous craftsmanship under Dave Reeves' exceptionally high quality standards. The amp delivers punchy, raw, and biting tone without harshness, with exceptional dynamic range and clean-up capability through guitar volume control. The control panel features gain, bass, mid, treble, and presence controls, enabling precise tone-shaping. An impedance selector allows compatibility with various speaker cabinets. The tone ranges from crystalline clean to edge-of-breakup crunch through guitar volume manipulation, providing some of the best clean and responsive crunch tones available.

Genres
citedGenres this gear is documented as being used in.
  • Blues Rock
  • Rock
  • Hard Rock
  • blues
  • classic rock
  • rock
Tonal lean
—
  • edge of breakup
Good for
citedOccasions this gear suits — judged per model, or derived from its wattage, connectivity and category.
  • Live
  • Studio
  • Live
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