Pricing and availability
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Price
Average Price: $183
Standard/Professional
$70
$201+
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Budget
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Price History
Based on price data from 5 merchants for "Keeley Bassist Limiting Amplifier Compressor". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Introducing the Keeley Bassist Limiting Amplifier - a musician's secret weapon for unparalleled bass tone. Crafted around the high fidelity THAT Corp. 4320, this pedal offers studio-grade compression in a compact and affordable format. The Bassist Compressor is designed to handle large signals with an astonishing bandwidth of over 20 KHz, ensuring no detail in your bass guitar's tone will be lost.
Equipped with high-performance Voltage Controlled Amplifiers (VCAs), on-board true-RMS detector, and ultra-high-performance op-amps, this pedal delivers superb quality and precision control, making it ideal for bass guitars. It is also highly compatible with active pre-amps and line level input signals, offering an incredible level of adaptability.
Using this pedal as a limiting amplifier can safeguard your speakers from clipping and distortion. The straightforward Threshold Indicator light lets you easily identify the type of playing you want to limit. Adjust the Compression Ratio Control to dictate how much compression you desire when the signal exceeds the Threshold.
The Keeley Bassist Limiting Amplifier is both musical and transparent - a perfect companion for your bass guitar, providing rack-mount quality right at your feet.
Key Features:
- Exotic and high fidelity THAT Corp. 4320
- High performance Voltage Controlled Amplifiers
- On-board true-RMS detector
- Ultra high-performance op-amps
- Great compatibility with active pre-amps and line level input signals
- Threshold Indicator light for easy control
- Adjustable Compression Ratio Control
- Astonishing bandwidth of over 20 KHz
- Musical and transparent tone quality
- Compact and affordable, offering studio-grade compression
Product specs
| Pedal Type | Amplifier, Compressor |
| Analog/Digital | Analog |
| Inputs | 1 x 1/4" |
| Outputs | 1 x 1/4" |
| Power Source | 9V DC power supply (sold separately) |
| Batteries | Optional 9V battery |
| Power Usage | 15mA |
| Width | 2.35" |
| Depth | 4.41" |
| Weight | 0.57 lbs. |
FAQs
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What type of compression does the Keeley Bassist Limiting Amplifier Compressor provide?
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The Keeley Bassist Limiting Amplifier Compressor offers a transparent and natural compression, ideal for maintaining the dynamics of your bass while controlling peaks effectively.
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Is the Keeley Bassist Limiting Amplifier Compressor suitable for live performances?
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Yes, the Keeley Bassist Limiting Amplifier Compressor is designed for both studio and live use, offering reliable performance to maintain consistent bass levels in various settings.
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Can the Keeley Bassist Limiting Amplifier Compressor be powered by a battery?
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Yes, the Keeley Bassist Limiting Amplifier Compressor can be powered by a 9V battery, providing flexibility for musicians on the go.
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What power supply is required for the Keeley Bassist Limiting Amplifier Compressor?
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The Keeley Bassist Limiting Amplifier Compressor requires a 9V DC power supply, which is sold separately.
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Does the Keeley Bassist Limiting Amplifier Compressor work well with other bass effects pedals?
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Yes, the Keeley Bassist Limiting Amplifier Compressor is designed to integrate seamlessly with other bass effects pedals, maintaining clarity and enhancing your overall sound.
Videos
Premier Guitar
Review Demo - Keeley Bassist Compressor Limiting Amplifier
Reviews
PROS
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Retains fingerstyle definition without too much "squash"
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Completely silent in the pedal chain
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Fairly transparent with a nice signal boost option
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Simple controls compared to other compressors
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Offers a lot of control over compression, attack, and gain
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Does not alter the original sound unless high compression is used
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Easy to match on and off volume with gain makeup knob
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Studio-grade quality with no loss of tone
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Transparent but effective, without coloration
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Many settings for versatile sound shaping
CONS
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No "blend" knob for parallel compression sounds
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Lacks an Attack control for precise dynamic management
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Can be pricey for some budgets
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Might require understanding of compression to dial in perfect settings
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A few reports of glitches on startup, possibly power supply related
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Keeley Bassist Limiting Amplifier Compressor.
Features and functionality
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The Keeley Bassist Limiting Amplifier is praised for its simplicity in adjusting and understanding compression, making it beginner-friendly.
Source
Use cases and applications
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The Keeley Bassist is recommended for active basses, ensuring optimal performance compared to the Keeley Compressor Plus.
Source
Comparisons
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The Keeley Bassist Limiting Amplifier is considered superior to the TC Electronic Forcefield for those seeking a straightforward compression experience.
Source
Critic Reviews
5.0 out of 5
Based on 0 Reviews and 9 Ratings
Artist usage
Add artist
Mike uses Keeley Bassist compressor, as seen on the picture from his official website.
The lone effect in Laura Lee's signal chain is this Keeley Bassist Limiting Amplifier
The Keeley Bassist Limiting Amplifier pedal can be seen in this screenshot from a We Are Scientists Instagram story. The multiple bass pedals indicate this is Chris Cain's pedalboard.
Marcelo Corvalán is confirmed to use the Keeley Bassist Limiting Amplifier Compressor, as evidenced in his 2019 Rig Rundown with Carajo and further supported by his 2021 Rig Rundown with Arde La Sangre, both documented by Doble Bobina on YouTube.
Album Usage
The Keeley Bassist Limiting Amplifier Compressor has been featured on the following albums:
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
Used With
Based on how musicians on Equipboard use Keeley Bassist Limiting Amplifier Compressor, it is most commonly used with the following gear.
Community setups
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