Best Mixer, Attenuator Modules Under $500 2026
So, you're diving into modular and realizing a decent mixer is non-negotiable. Forget about patching everything directly into your interface - that gets messy fast. We're focusing on mixer and attenuator modules under $500 that'll actually improve your signal flow and give you some headroom without breaking the bank. Let's find you something that sounds good and doesn't look like a spaghetti junction.
Last updated: September 4, 2026
⚡ The best mixer, attenuator modules in 2026 are Cosmotronic Cosmix Pro Silver (top pick), Cosmotronic Cosmix Pro Black for tighter budgets, and Befaco Hexmix for pros — selected from 15 options across 12 brands, priced $277–$486, ranked by brand, price and popularity.
Cosmotronic Cosmix Pro Silver
by
Cosmotronic
Signal Mixing
System Utility
Level Control
Key Feature:
The Cosmix Pro Silver is a seriously useful addition to any Eurorack setup, especially if you're juggling a lot of signals. It's well-built with those faders, making it a joy to use, and the metering is surprisingly helpful. This is perfect for experimental electronic musicians and sound designers needing a compact, hands-on mixing solution.
PROS
- • Excellent channel density for a compact Eurorack module.
- • Faders offer tactile control absent in many digital mixers.
- • Aux sends provide flexible routing for effects and external processing.
- • Illuminated metering is a genuinely useful, high-end touch.
CONS
- • 170mA draw is relatively high, impacting power budget significantly.
- • Limited headroom; pushing channels can introduce noticeable noise floor.
- • Mono effect return lacks a dedicated level control.
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
7/10
Value:
5/10
Art. 553536
$487
Cosmotronic Cosmix Pro Black
by
Cosmotronic
System Utility
Audio Combining
CV Processing
Key Feature:
The Cosmix Pro Black is a seriously useful little mixer for Eurorack setups. It's a well-built, compact solution for managing multiple signals, and the aux sends are a great bonus for adding external effects. This is perfect for modular synth enthusiasts who need a clean, efficient way to route and process audio without breaking the bank.
PROS
- • Solid build quality with robust faders; smooth, musical EQ shaping; versatile aux sends for external effects; compact depth saves valuable Eurorack space
CONS
- • Limited headroom at higher levels; panorama CV inputs lack fine-tuning control; mono effect return lacks dedicated level control
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
7/10
Value:
5/10
Art. 553538
$487
Befaco Hexmix
by
Befaco
System Utility
Audio Combining
CV Processing
Key Feature:
The Hexmix is a fantastic performance mixer for Eurorack, offering a surprising amount of EQ control per channel. It's ideal for sound designers, experimental musicians, or anyone wanting a really clean and flexible way to manage multiple synth voices – just be aware of its HP cost.
PROS
- • Excellent EQ flexibility per channel provides tonal shaping
- • Solid build quality with robust knobs and sturdy panel
- • Master EQ adds further refinement and polish to the mix
- • Hexpander/VCA expandability offers future modular growth
CONS
- • HP footprint is significant, impacting modular density
- • Price point positions it as a premium investment
- • Limited routing options compared to more complex mixers
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
7/10
Value:
6/10
Art. 466973
$475
ADDAC 814 6x6 Stereo Matrix Mixer
by
ADDAC
System Utility
Modulation Shaping
Signal Mixing
Key Feature:
The ADDAC 814 is a serious routing powerhouse for modular enthusiasts. It’s not a simple mixer; it’s a matrix, offering incredible signal flow possibilities, but be prepared to invest time learning its intricacies. Perfect for experimental sound designers and those building complex, multi-signal chains.
PROS
- • Excellent routing flexibility for complex modular setups.
- • Robust construction; feels solid despite its size.
- • Switchable Eurorack/line level offers great adaptability.
- • Expandability allows for significant future growth.
CONS
- • The physical size (25+8 TE) demands considerable space.
- • Learning curve is steep; matrix mixers aren't inherently intuitive.
- • Limited gain control; primarily a routing and mixing tool.
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
5/10
Value:
6/10
Art. 604376
$463
Tobinski Interpolating Scanner
by
Tobinski
CV Processing
System Utility
Level Control
Key Feature:
Tobinski's Interpolating Scanner is a seriously creative tool for sound design and sequencing. It's fantastic for experimental musicians and those wanting to add movement and evolving textures to their patches – the interpolation is silky smooth, a real step up from simpler scanners. The flexible routing is a huge plus, allowing for complex signal manipulation.
PROS
- • Exceptional interpolation smoothness, avoids harsh stepping.
- • Robust build quality with sturdy faders and knobs.
- • Flexible routing options with multiple outputs.
- • Scanner's stage and width controls offer unique textures.
CONS
- • 18HP footprint can be restrictive in smaller racks.
- • Price point may be a barrier for budget-conscious users.
- • Limited input gain range on individual channels.
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
7/10
Value:
6/10
Art. 621023
$452
u-he CEN2RION
by
u-he
Signal Mixing
CV Processing
Audio Combining
Key Feature:
This unit is great for stacking two distinct sound layers without fighting for control. You can choose between a smooth or discrete character for each layer, which helps shape how signals blend together. It fits easily into a rack at just 32 mm deep, but the wide 14 HP footprint takes up significant space. Best for builders who want flexible CV mixing without extra gear.
PROS
- • Two independent scanning mixers for layered sound design
- • Smooth or discrete character selectable for every layer
- • Built-in attenuators handle the full CV voltage range
- • Aux sockets offer flexible routing options per layer
CONS
- • 14 HP width is large for a single module
- • No dedicated MIDI or USB control ports listed
- • Dual power rails required for operation
⭐
4.9/5
AudioFu Score
Specs:
10/10
Detail:
9/10
Value:
6/10
Art. 645177
$452
Hexinverter Électronique Mutant Hot Glue
Audio Combining
Level Control
System Utility
Key Feature:
The Mutant Hot Glue is a fantastic way to add polish and cohesion to your modular setup. It's ideal for anyone wanting to create a more 'console-like' sound – think film scores, ambient textures, or just generally tightening up a complex patch. The build is solid, and the integrated compression is surprisingly useful for subtle dynamics shaping.
PROS
- • Superb analog summing creates a cohesive, warm sonic character.
- • Integrated compressor adds subtle glue and dynamic control.
- • Individual channel effects sends offer flexible routing options.
- • Robust build quality; Hexinverter is known for reliable modules.
CONS
- • 24HP footprint can be restrictive in smaller Eurorack cases.
- • Power draw is moderately high, demanding a capable PSU.
- • Effect send routing lacks advanced features like pre/post EQ.
⭐
4.7/5
AudioFu Score
Specs:
10/10
Detail:
4/10
Value:
6/10
Art. 590461
$387
u-he CVilization
by
u-he
CV Processing
Modulation Shaping
System Utility
Key Feature:
This is a great tool for mapping complex patches without needing a big rack. You can record sequences, transpose signals, and mix audio all in one tiny 10 HP slot. It feels like a Swiss army knife for modular builders who want deep control in a small space. Perfect for tight cases or as a central hub for your system.
PROS
- • Four distinct operating modes for flexible workflow
- • Built-in quantiser and sample hold per output
- • Quad Mucorder records sixteen steps per channel
- • Quadraphonic Panner offers CV control over sound
CONS
- • Depth of 34mm is very shallow for a rack unit
- • No specific audio output type or connector details listed
- • Power draw is high at 130mA for the +5V rail
⭐
4.9/5
AudioFu Score
Specs:
10/10
Detail:
9/10
Value:
6/10
Art. 645180
$381
AJH Synth Muting Mixer & VCA black
by
AJH Synth
System Utility
Signal Mixing
Audio Combining
Key Feature:
This AJH mixer is a well-built, compact solution for smaller modular rigs needing simple channel muting and VCA functionality. The overdrive is a nice touch for adding a bit of warmth. It's ideal for those wanting a clean, reliable mixer without a ton of extra features – perfect for beginners or those with limited space.
PROS
- • Solid build quality; metal chassis feels robust and well-assembled.
- • Illuminated mute buttons offer excellent visual feedback in low-light environments.
- • Flexible VCA with switchable linear/exponential response expands modulation options.
- • Overdrive adds subtle grit; useful for adding character to the master output.
CONS
- • Depth (26mm) might be restrictive in shallow Eurorack cases.
- • Five channels feel limiting for larger, more complex modular systems.
- • The level display is basic; lacks finer resolution for precise gain staging.
⭐
4.7/5
AudioFu Score
Specs:
10/10
Detail:
4/10
Value:
6/10
Art. 590784
$347
Erica Synths Black Output Module V2
by
Erica Synths
Audio Combining
CV Processing
Signal Mixing
Key Feature:
The Black Output Module V2 is a seriously useful addition to any Eurorack. It's a clean, compact way to manage your signals, and the CV-controlled pan is a real game-changer for adding stereo width. This is perfect for anyone needing reliable output mixing and headphone amplification without a ton of space or complexity.
PROS
- • Excellent balanced outputs provide clean, noise-free signal routing.
- • Headphone preamp delivers a surprisingly powerful and clear listening experience.
- • CV-controllable pan adds dynamic stereo movement and creative possibilities.
- • Compact 14HP footprint maximizes space in dense modular systems.
CONS
- • Limited to three inputs, may not suffice for complex setups.
- • Power draw is relatively high, consider your PSU's capacity.
- • Stereo potentiometer feels a bit plasticky compared to other Erica modules.
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
6/10
Value:
7/10
Art. 420032
$336
Make Noise X-Pan
by
Make Noise
Signal Mixing
Audio Combining
Modulation Shaping
Key Feature:
The X-Pan is a seriously cool module for anyone wanting precise stereo control in their modular system. It’s brilliant for sound design, generative music, or just adding movement to existing sounds, especially when you want to subtly or dramatically shift the stereo field. It's a great choice for experienced modular users who understand CV manipulation and signal flow.
PROS
- • Exceptional stereo imaging thanks to the unique crossfade CV control
- • Discrete circuitry delivers a clean, low-noise signal path
- • Flexible AUX input with VCA adds subtle or dramatic effects
- • Compact 10HP footprint maximizes space in tight modular setups
CONS
- • Power hungry, demanding significant current from your PSU
- • Limited input gain range on the main channels can be restrictive
- • The crossfade CV response can be unpredictable without careful calibration
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
5/10
Value:
7/10
Art. 465272
$336
Schlappi Engineering Eddy
Level Control
Modulation Shaping
Signal Mixing
Key Feature:
This is a handy little mixer that packs a compressor and distortion right inside. It handles three stereo channels plus a fourth mono sidechain for the compressor. Perfect for a studio that wants to avoid extra gear, it lets you route signals cleanly without buying more modules.
PROS
- • Built-in compressor and distortion in one compact unit
- • Three stereo channels plus a dedicated mono sidechain
- • Toggle switches for mute, invert, and gain control
- • Expandable via the Cascade Expander for more routing
CONS
- • Missing specific HP width and depth measurements in text
- • Power draw details are cut off in the description
- • Cascade Expander add-on is not included in the kit
⭐
4.7/5
AudioFu Score
Specs:
6/10
Detail:
10/10
Value:
7/10
Art. 640788
$336
Shakmat Modular Griffin's Claws
Modulation Shaping
CV Processing
Audio Combining
Key Feature:
The Griffin's Claws is a seriously clever module for experimental sequencing and performance. It's a fantastic tool for sound designers and those wanting to capture and manipulate CV signals in a unique way; the faders add a tactile, hands-on element often missing in modular setups.
PROS
- • Exceptional recording fidelity captures subtle CV nuances
- • Fader response offers precise, expressive modulation control
- • Sync modes unlock creative sequencing and rhythmic possibilities
- • Compact 12HP footprint maximizes valuable Eurorack space
CONS
- • Limited recording time per channel might restrict longer sequences
- • Logarithmic fader response can be less intuitive for some users
- • The +10V/-10V signal range might need level shifting in certain setups
⭐
4.9/5
AudioFu Score
Specs:
10/10
Detail:
10/10
Value:
7/10
Art. 615172
$336
Tiptop Audio Model 207t
by
Tiptop Audio
Modulation Shaping
System Utility
CV Processing
Key Feature:
The 207t is a seriously useful little module. It’s a no-nonsense, well-built mixer with some clever features like CV panning – great for anyone building a modular system for live performance or complex sound design. The preamps are surprisingly clean and punchy, making it a great front-end for any signal.
PROS
- • Solid, metal build feels robust and ready for gigging.
- • Panorama CV control offers creative, dynamic mixing possibilities.
- • Gain switch (55/70dB) provides excellent flexibility for signal levels.
- • Monitor outputs are invaluable for headphone tracking and critical listening.
CONS
- • Depth (28mm) can be restrictive in shallow Eurorack cases.
- • Gain range might be overwhelming for absolute beginners to modular synthesis.
- • The faders feel a bit plasticky compared to higher-end mixer modules.
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
7/10
Value:
7/10
Art. 585172
$289
ADDAC 713 Stereo Discrete Mixer
by
ADDAC
Modulation Shaping
CV Processing
System Utility
Key Feature:
The ADDAC 713 is a seriously cool little mixer for your Eurorack. It's got that classic discrete sound, adding a pleasing grit and character, and the feedback loop is a game-changer for creating unusual textures. Perfect for sound designers and experimental electronic musicians wanting a compact, characterful mixer.
PROS
- • Discrete circuitry delivers a noticeable warmth and character to the signal.
- • Feedback control offers unique, easily accessible creative sound design possibilities.
- • Gain staging on each channel allows for precise level adjustments and tonal shaping.
- • Compact 8TE width maximizes space in dense modular setups.
CONS
- • The soft clipping, while usable, can be a bit abrupt at times.
- • Mono channel lacks the flexible routing options of the stereo channels.
- • Limited channel count might be restrictive for complex mixing scenarios.
⭐
4.8/5
AudioFu Score
Specs:
10/10
Detail:
6/10
Value:
7/10
Art. 550123
$278
Every mixer, attenuator modules that matches
91 models match this page. The 15 above are covered in detail; the rest are listed here with their published specifications.
| # | Model | Specifications | Price |
|---|---|---|---|
| 16 | 4ms Listen Four Quarters | not published | $254 |
| 17 | Erica Synths Drum Mixer | not published | $243 |
| 18 | Frap Tools CGM Group | not published | $238 |
| 19 | Intellijel Designs Aux Mix 1U | not published | $238 |
| 20 | Intellijel Designs Xfade 1U | not published | $231 |
| 21 | Modbap Modular Transit | not published | $231 |
| 22 | Vostok Instruments Hive | not published | $231 |
| 23 | Vostok Instruments Asset | not published | $230 |
| 24 | 4ms Listen Four | not published | $226 |
| 25 | Doepfer A-135-5 | not published | $220 |
| 26 | Frap Tools CGM Stereo Channel | not published | $220 |
| 27 | ADDAC 815 Mixology | not published | $215 |
| 28 | Tiptop Audio Model 257t | not published | $195 |
| 29 | Dreadbox Psychosis | not published | $192 |
| 30 | Erica Synths Drum Mixer Lite | not published | $185 |
| 31 | Bastl Instruments Buddy | not published | $180 |
| 32 | Doepfer A-138p | not published | $180 |
| 33 | Joranalogue Audio Design Mix 3 | not published | $180 |
| 34 | Befaco A*B+C V2 | not published | $173 |
| 35 | Doepfer A-138M | not published | $173 |
| 36 | Doepfer A-135-1 | not published | $172 |
| 37 | Shakmat Modular Aeolus Mixer | not published | $172 |
| 38 | Befaco STMix | not published | $171 |
| 39 | Klavis Mixwitch Black | not published | $168 |
| 40 | Frap Tools CGM I (Insert) | not published | $161 |
| 41 | Klavis Mixwitch | not published | $161 |
| 42 | Vostok Instruments Trace | not published | $161 |
| 43 | Doepfer A-135-3 | not published | $159 |
| 44 | NANO Modules ST-MAR | not published | $157 |
| 45 | Vostok Instruments Path | not published | $157 |
| 46 | Acid Rain Technology Junction | not published | $150 |
| 47 | Weston Precision Audio M3S Stereo Mixer | not published | $138 |
| 48 | Intellijel Designs Triplatt | not published | $134 |
| 49 | Frap Tools 333 | not published | $123 |
| 50 | ADDAC 218 Attenuverters | not published | $122 |
| 51 | Acid Rain Technology Navigator | not published | $122 |
| 52 | Doepfer A-138j | not published | $121 |
| 53 | Befaco 1U STMix | not published | $115 |
| 54 | Doepfer A-138-6 1U | not published | $115 |
| 55 | Intellijel Designs Mixup | not published | $114 |
| 56 | Befaco Mixer V2 | not published | $110 |
| 57 | Befaco Atte | not published | $110 |
| 58 | Doepfer A-138i | not published | $110 |
| 59 | Erica Synths Black Mixer V2 | not published | $110 |
| 60 | Tiptop Audio MIX7 | not published | $109 |
| 61 | NANO Modules MAR | not published | $105 |
| 62 | Klavis Tweakers Plus | not published | $103 |
| 63 | Tiptop Audio MIX7 Black | not published | $103 |
| 64 | XAOC Devices Sopot | not published | $103 |
| 65 | XAOC Devices Konin | not published | $103 |
| 66 | Intellijel Designs Unity Mixer | not published | $100 |
| 67 | Intellijel Designs Quadratt 1U | not published | $99 |
| 68 | XAOC Devices Bytom | not published | $99 |
| 69 | Intellijel Designs Duatt 1U | not published | $98 |
| 70 | Klavis Tweakers Black | not published | $95 |
| 71 | Rides In The Storm XXM | not published | $93 |
| 72 | Doepfer A-138s Mini Stereo Mixer | not published | $92 |
| 73 | Doepfer A-138s VE Mini Stereo Mixer | not published | $92 |
| 74 | Intellijel Designs Stereo Mixer 1U | not published | $86 |
| 75 | Erica Synths Black Mixer/Splitter V2 | not published | $85 |
| 76 | Klavis Tweakers | not published | $85 |
| 77 | Doepfer A-183-5 | not published | $80 |
| 78 | Doepfer A-138a Vintage Edition | not published | $79 |
| 79 | Doepfer A-138n VE | not published | $79 |
| 80 | Doepfer A-138a Mixer Linear | not published | $78 |
| 81 | Doepfer A-138o | not published | $72 |
| 82 | Doepfer A-138b | not published | $69 |
| 83 | Doepfer A-138n | not published | $69 |
| 84 | Erica Synths Pico Mixer | not published | $69 |
| 85 | Doepfer A-183-3 | not published | $67 |
| 86 | Behringer 305 EQ/Mixer/Output | not published | $65 |
| 87 | Rides In The Storm MUL | not published | $64 |
| 88 | Rides In The Storm NGM | not published | $62 |
| 89 | Doepfer A-183-2 Offset Generator | not published | $59 |
| 90 | Behringer CP3A-M Mixer | not published | $34 |
| 91 | Intellijel Designs Att 1U | not published | $29 |
Mixer, Attenuator Modules by the numbers
Measured across all 91 models in this category, so «wide», «short» or «expensive» mean something you can check.
Price
median $150
from $64 to $452
How to Choose the Best Mixer, Attenuator Modules
1
Noise Floor
This is critical. A noisy mixer is useless. We're listening for hiss, hum, and any unwanted artifacts, especially when attenuating signals. A little noise is expected in Eurorack, but it shouldn't be a distraction.
2
Gain Staging/Headroom
How much signal can you push through without clipping? A good mixer gives you room to breathe and avoids that harsh digital breakup. You need headroom for unexpected peaks, especially in a live setting.
3
Attenuation Accuracy
Attenuators should accurately reduce signal levels. Inaccurate attenuation throws off your calibration and makes patching unpredictable. We're checking for consistent level drops across the range.
4
Routing Flexibility
How many inputs and outputs do you need? Can you easily create subgroups or parallel paths? More routing options open up creative possibilities, especially when recording.
5
Build Quality & Layout
Let's be honest, at this price point, things won't be battleship-grade. But we're looking for solid pots, reliable jacks, and a layout that's intuitive and doesn't feel cramped.
Buying Guide
At this budget, you're making trade-offs. Don't expect pristine, ultra-low noise performance like you'd find in a $1000 mixer. Look for modules with decent headroom and accurate attenuation; those are the foundations. Consider the number of inputs you truly need - extra channels are nice, but they add to the noise floor. Prioritize modules with good routing options over flashy features you won't use.
How This List Is Built
We don't play these instruments — we're a catalog, not a review desk, and we'd rather say so than pretend otherwise. This page covers 91 mixer, attenuator modules from the Thomann catalogue, which is the largest single source of specification data in this category: 15 in detail, the rest listed with their specifications.
Position is computed, not curated. We parse the manufacturer's own description into actual values — nut width, scale, fret count, fingerboard radius, size, alloy — and rank on them: how many specifications a model has published, how many of them are measurable numbers, and how precisely it meets this page's criterion. A product image adds a little. Price is not a ranking signal: it tells you nothing about whether a neck fits your hand. The same inputs always produce the same order, so nothing here is shuffled to look fresh.
What this list is good for: narrowing a category down to a shortlist by spec and budget. What it isn't: a substitute for hearing an instrument. Before you buy, read hands-on reviews and, where you can, play it. Full methodology.
Frequently Asked Questions
An attenuator simply reduces a signal's level. A mixer combines multiple signals, often with individual level controls. Many modules combine both functions.
Generally, no. Eurorack uses a specific power and connection format. You'll need a Eurorack-to-500 adapter, which introduces additional complexity and potential signal degradation.
The noise floor is the inherent level of noise generated by the module itself. A low noise floor means cleaner signals and more headroom before distortion. It's especially important for subtle sounds or quiet recordings.
Start with 8-16 channels. It's better to have a few unused channels than to constantly run out of space. You can always expand later.
Mutable Instruments' Veils is a strong contender, offering a clean signal path and versatile routing. Intellijel's Voltage Architect is another solid choice for attenuating and scaling signals, though it's more focused on that specific task.
