Spaceman Effects Atlas IV vs Xotic EP Booster
The Spaceman Effects Atlas IV and the Xotic EP Booster are both pedals sharing harmonically rich, clean boost. The Spaceman Effects Atlas IV leans mid-forward and transparent. Current prices: $120 vs $145.60.
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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.32% — somewhat different
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Derived from overlapping tonal signals across both listings.- harmonically rich
- clean boost
Xotic EP Booster
Xotic · pedal
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Citation/mention fame — how often this gear is cited across artist rigs and gear discussion.$120via Reverb
$145.60via Reverb
The Spaceman Effects Atlas IV is a boutique preamp and boost pedal, the fourth revision of Spaceman's Atlas design. It delivers a warm, harmonically rich clean boost that thickens the midrange and adds weight without markedly altering the underlying tone, and pushes a valve amp into natural breakup as the level is raised. It is built as an always-on preamp stage as much as a solo boost, hand-built in Portland, Oregon in Spaceman's limited-run format.
The Xotic EP Booster is a compact, FET-based boost that emulates the preamp of the Echoplex EP-3 tape echo, the circuit guitarists like Jimmy Page, Eddie Van Halen, and Eric Johnson used as an always-on tone enhancer in front of their amps. A single knob delivers up to 20dB of boost, while internal DIP switches set the unity or plus 3dB engagement point and a brighter, glassier top end. Beyond raising volume, it thickens and defines the tone, adding top-end shimmer and a tighter, more present bottom end with characteristic warmth and harmonic richness, all without overbearing frequencies. Small enough to tuck anywhere on a board, it is a popular always-on pedal for players who want that classic Echoplex preamp sweetening, useful as a clean boost, a front-end pusher, or a permanent tone lift across rock, blues, and country.
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Genres this gear is documented as being used in.- blues
- classic rock
- alternative
- Blues
- Country
- Rock
- mid-forward
- transparent
- warm