EarthQuaker Devices EarthQuacker Devices "Acapulco Gold Limited V2 vs Spermophilus Effects GasMask
The EarthQuaker Devices EarthQuacker Devices "Acapulco Gold Limited V2 and the Spermophilus Effects GasMask are both pedals sharing fuzzy. The EarthQuaker Devices EarthQuacker Devices "Acapulco Gold Limited V2 leans full and saturated. The Spermophilus Effects GasMask leans aggressive.
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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.33% — somewhat different
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Genres both listings are associated with.- Rock
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Derived from overlapping tonal signals across both listings.- fuzzy
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Citation/mention fame — how often this gear is cited across artist rigs and gear discussion.$188.25via Reverb
The EarthQuaker Devices Acapulco Gold is a single-knob fuzz and distortion pedal modeled on the power amp section of the vintage Sunn Model T amplifier. With only a Master volume control, the circuit runs at full permanent drive, delivering thick, crushing fuzz that captures the raw harmonic texture of an overloaded vintage power tube stage. Associated with heavy psych, stoner rock, doom, and sludge genres, the Acapulco Gold became popular among players seeking an immediate, no-compromise, fuzz-dominant tone without the complexity of multi-knob circuits. The V2 added an internal trimmer for bias adjustment.
Spermophilus Effects takes its brand name from the scientific genus for ground squirrels, an unusual, science-flavored naming convention that carries over into individual pedal names like the GasMask, whose ominous, industrial-sounding title suggests an aggressive fuzz or distortion circuit rather than a subtle drive. Small builders with this kind of distinctive, offbeat branding often use it deliberately to stand apart in a pedal market crowded with more conventionally named effects. Specific circuit topology, gain range, and control layout for the GasMask aren't confirmed from available sources, consistent with how little mainstream documentation covers builders operating at this scale.
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Genres this gear is documented as being used in.- Stoner Rock
- full
- saturated
- low gain
- aggressive