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Average Price: $403
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$149
$350+
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Based on price data from 1 merchant for "4MS Spectral Multiband Resonator". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Unleash your sonic creativity with the 4MS Spectral Multiband Resonator, a 6-band powerhouse that redefines what a Eurorack module can do. This module isn't just a filter bank; it's a conduit for crafting intricate harmonic textures and evolving soundscapes. Each of its six frequency-band sliders acts like a graphic EQ but takes it a step further, adding layers of harmonic resonance that transform your sound into something new and extraordinary. Whether you're looking to create lush, bell-like chimes or complex polyphonic chords, the Spectral Multiband Resonator serves as a versatile tool for sound exploration.
With its extensive hands-on controls, including a plethora of knobs and switches across its 26HP surface, you can quickly dial in complex settings and manipulate sound in real-time. The built-in digital control system allows you to store and recall your favorite configurations, making experimentation a hassle-free experience.
The module's extensive CV connectivity ensures seamless integration with other modular gear, enabling you to push the boundaries of your sonic architecture. Whether you’re morphing frequencies or introducing sweeping resonant effects, the Spectral Multiband Resonator offers unparalleled flexibility and depth. Perfect for those who thrive on pushing musical boundaries, it’s an essential addition to any modular setup.
Key Features:
- 6-band resonator effect in a 26HP x 24mm Eurorack module
- Acts like a graphic EQ with intense resonance for harmonic pitches
- Tune bands to various intervals to create complex chords
- Internal modulation parameters for expansive sound-shaping
- Extensive CV integration for modulation with external modules
- Store and recall up to 6 custom setups
Product specs
| Type | 6-channel Filter |
| Depth | 0.95" (24mm) |
| HP Size | 26HP |
| Power Usage | ±12V DC 110mA, +5V DC 25mA |
| Power Supply | Requires Eurorack case / power supply |
FAQs
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What is the primary function of the 4ms Spectral Multiband Resonator?
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The 4ms Spectral Multiband Resonator is a 6-channel filter module designed for Eurorack systems, allowing users to split audio into multiple frequency bands for creative sound shaping and resonant effects.
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How does the Spectral Multiband Resonator integrate into a Eurorack setup?
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The module requires a Eurorack case and power supply, occupying 26HP of rack space and drawing ±12V DC 110mA and +5V DC 25mA.
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Can the 4ms Spectral Multiband Resonator be used for live performance?
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Yes, the Spectral Multiband Resonator is suitable for live performance, offering versatile sound manipulation capabilities that can enhance live modular synth setups.
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What kind of sound manipulation can I achieve with the 4ms Spectral Multiband Resonator?
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The module allows users to create unique resonant effects, filter sweeps, and spectral processing by splitting audio into six frequency bands, each with adjustable resonance and frequency.
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Is the 4ms Spectral Multiband Resonator suitable for beginners in modular synthesis?
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While it offers complex sound design possibilities, beginners can still explore its basic filtering functions, though some prior experience with modular synthesis will enhance the user experience.
Videos
DivKid
4ms - Spectral Multiband Resonator (SMR)
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about 4MS Spectral Multiband Resonator.
Features and functionality
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The module's versatility is enhanced with a wavefolder, allowing for unique sound manipulation beyond the standard tones.
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The SMR features six envelope followers, allowing modulation and triggering of other sounds with external inputs, offering an underutilized feature by some owners.
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The SMR allows for detuning odd/even bands and includes a user-defined scale bank, offering custom tuning flexibility.
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User experience
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Users note that the module requires significant time investment to uncover its hidden functionalities, which contributes to its complexity.
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Some users, after selling their SMR due to its complexity, find themselves wanting to repurchase it, indicating a unique appeal despite its challenging interface.
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Tuning each band for different keys can be cumbersome, impacting immediacy in recording settings.
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Some users find the SMR's sound palette limited for those seeking diverse voice capabilities without deep scale exploration.
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Use cases and applications
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Selecting specific scales and notes can greatly alter the sound, making it adaptable for various musical styles.
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Users report the SMR can be central to a setup, particularly when paired with other modules like the SWN for expansive sound design possibilities.
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SMR excels in creating custom harmonies and voicings, but may be less practical for studio use compared to the Ensemble Oscillator.
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Comparisons
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The SMR is compared to the Buchla Spectral Processor, with the SMR being a more digital and complex option, while the Buchla is more straightforward.
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The Tiptop 296t and SMR are noted to be different, with the SMR offering unique modulation capabilities not possible on the 296t.
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Ensemble Oscillator is perceived as more versatile and user-friendly, especially for traditional synth voice roles, with a smaller HP footprint.
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Critic Reviews
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