Carl Martin Atlantic Chorus vs Keeley Seafoam+
The Carl Martin Atlantic Chorus and the Keeley Seafoam+ are both pedals sharing modulated, analog warmth, low gain. The Keeley Seafoam+ leans shimmer.
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Blended 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.56% — moderately similar
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Genres both listings are associated with.- Alternative Rock
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Derived from overlapping tonal signals across both listings.- modulated
- analog warmth
- low gain
- lush
Keeley Seafoam+
Keeley · pedal
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Citation/mention fame — how often this gear is cited across artist rigs and gear discussion.$73.01via Reverb
The Carl Martin Atlantic Chorus (model CM-ATLCHS) is a compact analog chorus pedal with integrated level boost and variable vibrato blending. Features top-mounted connector jacks, a premium Ocean Blue anodized die-cast enclosure, and an analog circuit delivering warm, organic chorus character. Variable vibrato blending via the Rate control enables chorus depths beyond standard range into full vibrato territory. Suited for rock, pop, and country styles where warm analog modulation is preferred.
The Keeley Seafoam+ is a chorus and vibrato pedal from Keeley Electronics (Edmond, Oklahoma), delivering vintage analog-style chorus and vibrato with lush, transparent modulation and a Vibrato/Chorus mode switch. The Seafoam+ provides musical chorus from subtle shimmer through deep, lush modulation for clean, ambient, and classic rock guitar at Keeley Oklahoma boutique quality.
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Genres this gear is documented as being used in.- Country
- Rock
- Ambient
- Electronic
- Classic Rock
- shimmer