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Average Price: $244
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$150
$601+
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Based on price data from 3 merchants for "Keeley Zoma Stereo Reverb and Tremolo". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash a world of sonic exploration with the Keeley Zoma Stereo Reverb and Tremolo pedal. This innovative multi-effects pedal is designed to add a new dimension to your guitar's sound, featuring three Keeley-curated effect pairings to cater to any musical mood. Whether you're after the splashy spring reverb paired with a classic sine wave tremolo for that vintage amp feel, or a lush plate reverb combined with either harmonic tremolo or a pitch-shifting vibrato for more experimental tones, the Zoma has you covered.
With an intuitive 3-knob interface and the ability to unlock additional parameters via the Reverb footswitch's Alt function, customization is at your fingertips. The Zoma’s compact and rugged design includes dedicated footswitch controls for both reverb and tremolo, ensuring seamless switching during performances. Additionally, the pedal offers instant effect order switching, allowing you to tailor the reverb and tremolo sequence to best suit your style. Whether you're playing in true stereo or standard mono, the Keeley Zoma promises to enhance your rig with its versatile and dynamic soundscapes.
Key Features:
- Stereo reverb and tremolo with three unique effect modes: SS, PH, and PV
- Switchable effect order for flexible tone shaping
- Intuitive 3-knob control layout with additional Alt function for extended parameter access
- True Bypass or Buffered Bypass options
- Two 6.3 mm mono jack inputs/outputs for true stereo operation
- Durable aluminum housing with soft stomp footswitches
- Power supply: 9–18V DC (not included), power consumption: 150 mA
Product specs
| Brand | Keeley |
| Model | Zoma Stereo Reverb / Tremolo |
| Finish | Various |
| Year | 2024 - 2025 |
| Made In | United States |
| Categories | Reverb Pedals, Tremolo Pedals |
| Pedal Format | Standard |
FAQs
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How does the Keeley Zoma Stereo Reverb and Tremolo differ from using separate reverb and tremolo pedals?
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The Keeley Zoma combines both reverb and tremolo effects in a single unit, offering seamless integration and stereo output for a more cohesive sound experience, which can save space on your pedalboard and enhance your stereo setup.
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Can the Keeley Zoma Stereo Reverb and Tremolo be used with both guitar and bass?
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Yes, the Keeley Zoma is designed to work well with both guitar and bass, providing rich reverb and dynamic tremolo effects suitable for a variety of musical styles.
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What type of power supply does the Keeley Zoma require?
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The Keeley Zoma Stereo Reverb and Tremolo requires a standard 9V DC power supply with a negative center, which is typical for most guitar pedals.
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Does the Keeley Zoma offer stereo output capabilities?
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Yes, the Keeley Zoma is equipped with stereo output, allowing you to create expansive soundscapes and take full advantage of stereo effects setups.
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Is the Keeley Zoma suitable for live performances?
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Absolutely, the Keeley Zoma's robust build and versatile effects make it an excellent choice for live performances, providing reliable and high-quality sound in various live settings.
Videos
60 Cycle Hum
Simple and Beautiful - Keeley Zoma Stereo Reverb and Tremolo - Guitar and Bass VI demo
Reviews
PROS
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Simplified controls make it easy to dial in favorite tones quickly
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Lower power draw than competitors, ideal for power-limited setups
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Giant knobs adjustable with feet, perfect for live performances
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Built like a tank with real metal pots for durability
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Natural and authentic sound quality
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Vibrato setting offers excellent modulated reverb sounds
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More affordable than similar high-end pedals
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Wide range of alternative functions for reverb customization
CONS
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Reverb effect may wane when tremolo is engaged
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Keeley Zoma Stereo Reverb and Tremolo.
Features and functionality
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The Zoma's harmonic tremolo offers a unique effect that some users find superior to other tremolos, particularly when paired with heavy overdrive and distortion.
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Adjusting reverb decay and tone involves secondary functions, which can be cumbersome initially but become easier with practice using the ALT switch.
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The Zoma includes reverb on a toggle switch, allowing users to leave it constantly on and effectively reduce pedalboard space.
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Comparisons
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Compared to the Keeley Fathoms, the Zoma's plate reverb is described as more authentic, resembling a real metal sheet vibration, and works well with distorted sounds.
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While not achieving a Fender Reverb tank sound, the Zoma can deliver a "Surf Rider" style tone suitable for many surf music applications.
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The Zoma's reverb is likened to a black panel Fender amp style, similar to Deluxe/Twin/Princeton, unlike the Topanga's spring tank unit style reverb.
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The Zoma's plate/harmonic setting is considered superior to onboard reverb and tremolo on a Princeton amp by one owner.
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The UA Golden Reverberator is mentioned as a comparable alternative to the Zoma for capturing real spring reverb vibes.
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User experience
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Users appreciate the ability to adjust the Zoma's reverb and tremolo effects with their feet while playing, making it a practical option for live performances.
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Owners appreciate the pedal's limitations, as it streamlines the process of achieving desirable sounds without excessive adjustments.
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Owners frequently highlight the Zoma's capability of capturing the essence of real spring reverb while offering more options than the Topanga.
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Setup and maintenance
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Switching between true and buffered bypass can resolve issues with reverb trails, providing a fuller sound experience.
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Use cases and applications
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The Zoma is favored for its simplicity, with three modes that encourage more playing and less tweaking, appealing to those who prefer straightforward controls.
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The Zoma, while not dripping in surf style, offers a "surfy sound" appreciated for its tremolo, plate, and vibrato capabilities.
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Critic Reviews
Based on 0 Reviews and 0 Ratings
Artist usage
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In a YouTube short by GuitarChina吉他中国官方 titled "Revealed! The secret behind guitar master Andy Timmons' pedalboard! 🎸," the Keeley Electronics Zoma (black version) is barely visible as the first effect from the left.
As of October 24, 2024, Trey Anastasio is confirmed to use the Keeley Zoma Stereo Reverb and Tremolo in his effects rack, as seen in a post on the "Keeley Sound Check - Open Guitar Effects Forum" on Facebook. This pedal is featured alongside a customized Keeley I Get Around, both modified for remote switching by Bob Bradshaw.
In the video titled "Keeley Electronics ZOMA Stereo Reverb and Tremolo - feat. Ariel Posen," posted on the Keeley Electronics YouTube channel, Ariel Posen demonstrates the Keeley Zoma Stereo Reverb and Tremolo.
In an image posted to the Keeley Sound Check - Open Guitar Effects Forum, the Keeley Zoma Stereo Reverb and Tremolo is visible on a board crafted for studio use, assembled by Sean Spears of Keeley Electronics, confirming its use by guitarist Elliot Easton.
At 36:58 in the Premier Guitar video titled "Rig Rundown: Marty Stuart & His Fabulous Superlatives," a Keeley Zoma Stereo Reverb and Tremolo pedal is visible on Kenny Vaughan’s pedalboard.
In a post by Premier Guitar on Instagram, it is shown that John Bohlinger uses the Keeley Zoma Stereo Reverb and Tremolo on his pedalboard. The post mentions that this is one of his "main" boards used for gigging in Nashville and filming Premier Guitar videos.
A Keeley Zoma is seen on Brett Papa's pedalboard in this Instagram post by XAct Tone Solutions.
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 Zoma Stereo Reverb and Tremolo, it is most commonly used with the following gear.
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