Pricing and availability
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Price
Average Price: $96
Budget/Beginner
$100
$276+
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Budget
Standard
High-end
Price History
Based on price data from 5 merchants for "Walrus Audio Fundamental Series Reverb Pedal". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Introducing the Walrus Audio Fundamental Series Reverb Pedal, a compact music gear that stands out in the crowd for its simplicity, tonal integrity, and versatility. Designed for musicians who value both quality and ease-of-use, this pedal from Walrus Audio invites everyone to experience high-fidelity sound effects.
Whether you're a gigging pro or a pedal newbie, the Fundamental Series Reverb is your go-to equipment. It offers three quintessential reverb flavors: hall, spring, and plate, covering a wide array of iconic sounds from the surf music's splash to the studio plate's subtle sweetness.
One of the pedal's standout features is its unique decay, tone, and mix slider controls. These sliders, unlike traditional knobs, allow for quick and precise adjustments on the fly. The decay and mix sliders control the reverb length and intensity, while the tone slider lets you adjust the high-frequency character. Push it to the right for a brighter reverb or to the left for slower, lingering ambience.
The Fundamental Series Reverb is not just about convenience and control, it's also about achieving that perfect sound. It's a worthy addition to your pedalboard that promises to deliver top-notch performance every time.
Key Features:
- Compact reverb stompbox with three options: hall, spring, and plate
- Unique decay, tone, and mix sliders for precise sound adjustments
- Spring: perfect for surf tones
- Plate: ideal for rhythm guitar and studio tracks
- Hall: delivers medium to massive tones with long room reflections
- Designed and assembled at Walrus Audio HQ in Oklahoma City
- Streamlined control for easy operation
- Maximum sound quality with direct readability of settings via sliders
Product specs
| Pedal Type | Reverb |
| Analog/Digital | Digital |
| Effects | Hall, Spring, Plate |
| Inputs | 1 x 1/4" |
| Outputs | 1 x 1/4" |
| Bypass Switching | Trails Mode |
| Power Source | 9V DC power supply (sold separately) |
| Power Usage | 100mA minimum |
| Height | 2.25" |
| Width | 2.375" |
| Depth | 4.75" |
| Weight | 0.5 lbs. |
FAQs
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What types of reverb are available on the Walrus Audio Fundamental Series Reverb Pedal?
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The Walrus Audio Fundamental Series Reverb Pedal offers three reverb types: Hall, Spring, and Plate, allowing for a variety of ambient soundscapes.
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Does the Walrus Audio Fundamental Series Reverb Pedal have a trails mode?
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Yes, the Walrus Audio Fundamental Series Reverb Pedal includes a trails mode, which allows the reverb effect to naturally decay even after the pedal is bypassed.
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What power requirements does the Walrus Audio Fundamental Series Reverb Pedal have?
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The pedal requires a 9V DC power supply with a minimum power usage of 100mA, which is sold separately.
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Is the Walrus Audio Fundamental Series Reverb Pedal suitable for beginners?
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Yes, the Walrus Audio Fundamental Series Reverb Pedal is designed to be user-friendly, making it suitable for both beginners and experienced musicians seeking versatile reverb effects.
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Can the Walrus Audio Fundamental Series Reverb Pedal be used with both guitar and bass?
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Yes, the pedal can be used with both electric guitar and bass, providing rich reverb effects suitable for various musical styles.
Videos
Andertons Music Co
Boutique Pedals for Less? - Walrus Audio Fundamentals Series
Reviews
PROS
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Excellent sound quality, covering a broad reverb spectrum
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Exceeds expectations with intense sound capabilities
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Studio-quality reverb effects
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Simple, intuitive operation with essential controls
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Slider design encourages experimentation with settings
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Solid construction and practical slider controls
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Compatible with bass guitars, offering versatility
CONS
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May reduce dynamics and bass tones, even when bypassed
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Walrus Audio Fundamental Series Reverb Pedal.
Build quality
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Owners appreciate the pedal's sturdy sliders, contrary to concerns about their fragility.
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Setup and maintenance
Comparisons
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Some owners looking for a Dark Star alternative find this pedal satisfying for budget-friendly ambient reverb desires.
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Compared to Neunaber Wet and Mr Black Supermoon, the pedal excels at creating massive ambient pads.
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Users with high-end reverb pedals like Slo and Caverns appreciate this pedal for its ability to efficiently deliver standard reverb tones.
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User experience
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Users transitioning from higher-end pedals like Mercury7 find the Fundamental Series Reverb a worthy replacement for specific ambient needs.
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Use cases and applications
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Ideal for pre-dirt positioning to achieve reverb swells while maintaining note articulation, especially when used with dirt pedals.
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The pedal is effective for classical guitar, particularly in creating slow, meditative ambient music.
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The pedal is praised for subtle resonance in metal settings, with the plate setting handling high gain well, offering precision for fine-tuning.
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Owners find the pedal excels at delivering "normal" reverb tones effectively, which makes it a great choice for straightforward sound applications without extravagant effects.
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Features and functionality
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The pedal allows a 100% wet mix, facilitating use in parallel loops without phasing issues from a doubled dry signal.
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The Fundamental Series Reverb offers three distinct reverb sounds, including hall, plate, and spring, with customizable settings suitable for various music styles.
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"Haze" mode delivers a bright, gritty, lo-fi texture reminiscent of older reverb pedals, but with a more interesting decay.
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"Lush" mode provides brighter tones with more modulation, maintaining a 2-3 second decay even at the lowest setting.
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"Deep" mode includes an octave down, offering a long decay pad without overwhelming the main sound.
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Critic Reviews
Based on 0 Reviews and 0 Ratings
Artist usage
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In the Guitar World video titled "The Sword's J.D. Cronise and Kyle Shutt show us their gear," Kyle Shutt is seen using the Walrus Audio Fundamental Series Reverb Pedal on his pedalboard.
In an Instagram story posted on March 14, 2026, Sonia Sturino's pedalboard is visible, featuring the Walrus Audio Fundamental Series Reverb Pedal.
A photograph of Damián Antón Ojeda's pedalboard, shared by @alexasovva on Instagram, clearly shows the Walrus Audio Fundamental Series Reverb Pedal positioned just in the middle of the effect chain. The pedal is easily identifiable by its unique design featuring sliders instead of knobs and a footswitch located at the bottom.
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
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