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Colorsound Power Boost

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Colorsound 18V Power Boost by Stu Castledine

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Page last updated Mar 26, 2026

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Description

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The Colorsound Powerboost is a legendary overdrive effects pedal that has been a staple in the world of guitar soundscapes since the early 1970s. Known for its distinctive 18V power design, it delivers a uniquely rich and warm overdrive that has captivated musicians across genres. Whether you’re looking to push your amplifier to its limits or seeking to add a touch of vintage character to your tone, this pedal offers a versatile and dynamic range of sounds.

With its straightforward controls, the Powerboost allows for intuitive manipulation of your sound. The pedal features separate knobs for gain, bass, treble, and volume, giving you comprehensive control over your output. This makes it easy to dial in anything from a subtle, crunchy boost to a full-on saturated overdrive. The Powerboost's simple interface belies the complexity of tones it can produce, making it an essential tool for both live performance and studio recording.

The Colorsound Powerboost is built to last, with its robust construction ensuring durability on the road. It's a piece of gear that not only enhances your sound but also becomes a reliable part of your setup. Whether you're a vintage tone enthusiast or a modern guitarist looking for something special, the Powerboost offers a blend of timeless appeal and practical functionality.

Key Features:

Legendary 18V power design for enhanced headroom and dynamic range
Separate controls for gain, bass, treble, and volume
Versatile overdrive effect suitable for various musical styles
Durable construction designed for longevity
Perfect for both live performances and studio recordings

Product specs

Power	18V
Analog/Digital	analog

Videos

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gilmourish

Colorsound Power Boost - My Favourite David Gilmour tones!

gilmourish

Castledine / Colorsound Power Boost

Pedal Science

Sola Sound (Colorsound) Powerboost demo

Nikita Demchenko

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Colorsound Power Boost.

Use cases and applications

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The Colorsound Power Boost works excellently as an "amp in a box," controlling overall room volume when placed at the end of a drive stack.
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The pedal pairs particularly well with G&L and Reverend guitars due to their bass contour knobs, allowing for impressive volume cleanup via guitar controls.
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The Power Boost can create a "Walls of Jericho" sound by running into a Ram's Head muff with the gain set low and guitar volume around 7.5.
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Running the Power Boost into a Freakenbender fuzz pedal with volume cranked and bass/treble at 2 o'clock results in a meaty overdrive that enhances distortion.
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The pedal pairs well with a Micro T (Hex Cabs Model T) and EQD Black Eye Boost, offering versatile boost/OD/fuzz options.
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Features and functionality

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When set at the edge of breakup, the pedal offers a clean tone when played softly and introduces dirt when digging in, enhancing dynamic playability.
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The pedal's high gain setting can substantially increase volume, necessitating the use of a master volume control for better manageability.
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The 18v Tru-Fi clone version excels as an "always on" pedal, offering a clean tone with a Strat's volume knob set to approximately 4.5.
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Owners use the Power Boost as the first gain stage with specific settings: volume cranked, bass and treble at 2 o'clock, and master volume slightly past 9 o'clock.
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The reversed input/output configuration is noted to be inconvenient compared to standard pedalboard layouts.
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Comparisons

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The Buffalofx Power Booster, a variant of the Colorsound, is noted for maintaining low noise levels even when cranked, differing from some user experiences with other models.
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