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Keeley Modded Boss TR-2 Tremolo with Volume Control

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Keeley Modded Boss TR-2 Tremolo with Volume Control

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$159.99 Price Tier: Standard

4.0 (5)

1 Review

This product is Vintage or Discontinued

Find out who is using Keeley Modded Boss TR-2 with Volume Control

1 community setup

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Page last updated Jun 26, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated June 26, 2026.

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5.0 (4)

$159.99 3 available Used

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Average Price: $160

Standard/Professional

$50

$176+

Price Tier

In the Tremolo Effects Pedals category, Keeley Modded Boss TR-2 Tremolo with Volume Control is priced in the upper end of the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

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Description

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Discover a new dimension of sound with the Keeley Modded Boss TR-2 with Volume Control Guitar Effects Pedal. This pedal takes the classic tremolo effect and elevates it to a new level of versatility and sonic richness. Renowned for its upgraded circuitry, this pedal offers improved bass response, ensuring your sound remains full and vibrant across all frequencies. The addition of a dedicated volume control knob addresses the common issue of volume drop, allowing you to maintain consistent levels whether you're crafting subtle waves or intense pulses.

Designed for musicians who demand more from their gear, the Keeley Modded TR-2 is perfect for both traditional tremolo effects and as a clean boost when needed. Its robust build and intuitive controls make it a reliable companion for both stage and studio settings. Whether you're looking to add texture to your rhythm sections or create dynamic solo passages, this pedal delivers with precision and flair.

Key Features:

Enhanced circuitry for improved bass response
Additional volume control to prevent volume loss
Usable as both a tremolo effect and clean boost
Compact and durable design for easy integration into any pedalboard setup

Product specs

Brand	Keeley
Model	Boss TR-2 Tremolo with Mod
Finish	Green
Year	2010s
Categories	Tremolo Pedals

FAQs

How does the Keeley mod improve the Boss TR-2 Tremolo pedal?: The Keeley mod enhances the Boss TR-2 by adding adjustable volume control and improving bass response. It upgrades the entire audio path for higher fidelity, ensuring a richer and more dynamic tremolo effect.
What is the purpose of the adjustable volume control on the Keeley Modded Boss TR-2?: The adjustable volume control allows users to fine-tune the output level, ensuring the tremolo effect doesn't cause a drop in volume, which is a common issue with many tremolo pedals.
Is the Keeley Modded Boss TR-2 suitable for bass guitar?: Yes, the improved bass response in the Keeley Modded Boss TR-2 makes it well-suited for use with bass guitars, maintaining clarity and depth in the lower frequencies.
Does the Keeley Modded Boss TR-2 require a specific power supply?: The Keeley Modded Boss TR-2 typically uses a standard 9V DC power supply, which is common for most guitar effects pedals, making it easy to integrate into existing pedalboards.

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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 Modded Boss TR-2 Tremolo with Volume Control.

Features and functionality

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The Keeley modded Boss TR-2 provides more control over output volume, making it ideal for achieving a traditional tremolo sound required for darker, heavier music.
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The TR-2 modded by Analogman is noted for providing a choppier tremolo, enhancing its use for genres like surf and psychedelic rock.
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Owners suggest experimenting with pedal placement, specifically after delay and reverb, for varied tremolo effects.
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The Keeley modded TR-2 can include a visual rate indicator via a blinking LED when in bypass mode, enhancing usability during live performances.
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Use cases and applications

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Combining light overdrive, tremolo, and spring reverb creates an infectious sound perfect for atmospheric genres and bands like Chelsea Wolfe and Russian Circles.
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Used for creating "swampy lo-fi blues" sounds, reminiscent of CCR, and for psychedelic styles as heard in early Brian Jonestown Massacre albums.
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The TR-2 can function as a clean boost by setting depth to 0 and cranking the volume, offering versatility in sound shaping.
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Mods and upgrades

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The Keeley modification enhances the Boss TR-2, offering a more traditional tremolo tone and better volume control compared to models like the Earthquaker Nightwire.
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Alchemy Audio modded TR-2 offers extra flexibility for users seeking enhanced functionality.
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Some owners add a side-mounted volume knob and mods to increase the maximum speed, addressing common limitations of the stock TR-2.
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Comparisons

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The TR-2 is contrasted with the Strymon Flint for its multiple modes, offering a broader range of tremolo styles.
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Post-2009 Boss TR-2 models reportedly do not suffer from the volume drop issue, distinguishing them from pre-2009 models and enhancing their viability without modification.
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User experience

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Some owners report the TR-2 as a staple on their pedalboards for over a decade, noting its versatility and reliability.
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The perceived volume drop on the TR-2 is primarily noticeable on extreme settings, where more of the signal is affected, rather than a consistent issue across all settings.
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