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Keeley Compressor 3-Knob

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Keeley Compressor Plus

$142.50 - $309.00

4.5 (62)

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Page last updated Aug 10, 2025

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Description

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The Keeley Compressor 3-Knob is a staple for guitarists seeking to refine their tone with precision and clarity. Known for its transparency and dynamic control, this pedal has earned its place on pedalboards worldwide. The three-knob design simplifies your experience, offering controls for sustain, level, and blend, allowing you to dial in the perfect compression balance without overwhelming complexity.

Whether you're looking to enhance your clean tones or add sustain to your solos, the Keeley Compressor 3-Knob delivers with finesse. Its true bypass switching ensures your signal remains unaffected when the pedal is not in use, maintaining the integrity of your sound. Built with high-quality components, this pedal is engineered to withstand the rigors of live performance and studio recording alike.

The Keeley Compressor 3-Knob excels in versatility, making it suitable for a wide range of musical styles, from blues and rock to country and pop. Its compact form factor means it won't crowd your pedalboard, leaving room for your other essential effects. Experience the dynamic enhancement and tonal balance that only a Keeley Compressor can provide.

Key Features:

Three-knob control: Sustain, Level, and Blend
True bypass switching for uncolored signal
High-quality components for durability
Compact design for easy pedalboard integration
Suitable for a variety of musical styles

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 Keeley Compressor 3-Knob.

Use cases and applications

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Some users recommend placing the Keeley Compressor 3-Knob after overdrive pedals to retain picking dynamics while tightening the overall sound.
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For blues and prog rock, users suggest dialing sustain back to around 9 o'clock to maintain note articulation while enhancing sustain subtly.
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The Keeley Compressor works well with single-coil pickups but can thin out the tone with humbuckers or when used with bass guitars.
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Some users employ the Keeley Compressor Plus as a lead boost, noting its ability to cut through mixes and add sustain effectively.
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Features and functionality

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The blend knob on the updated Keeley Compressor+ goes from fully dry (counter-clockwise) to fully compressed (clockwise), offering flexibility in blending signals.
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Some users find the Keeley Compressor boosts volume noticeably when engaged, suggesting careful placement within the pedal chain.
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The Keeley Compressor Plus includes a Single/Humbucker switch, allowing easy guitar swaps without adjusting attack and release settings.
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The tone control on the Keeley Compressor Plus helps mitigate high-end loss, providing greater tonal versatility.
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Comparisons

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It's noted that the Keeley Compressor is similar to the MXR Dynacomp but provides more versatility with its additional controls and smoother compression.
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Users compared the Keeley Compressor to the Wampler EGO and Empress Compressor II, noting that these alternatives offer better control and less noise.
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The Keeley Compressor Plus offers smoother compression compared to the MXR Dyna Comp, which users describe as having a more pronounced initial kick-in.
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User experience

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Some owners keep the compressor always on with settings: sustain at 9 o'clock, blend at 3 o'clock, tone and level at noon, appreciating the subtle sound enhancement.
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Some users experienced noise issues with the Keeley Compressor, often attributed to non-isolated power supplies.
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Mods and upgrades

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Users recommend replacing stock Gibson P90 pickups with Lollar or Seymour Duncan Antiquity P-90s for improved tone when using this compressor.
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