Note that this is a discontinued product. You may want to visit the brand's page here to browse their newer products.
What reviewers think
Bloggers and YouTubers have tried this product—so we've summarized their strongest opinions below. Links to full reviews follow.
Product Strengths
- Delivers a big, bold, and very dynamic sound from bass to treble, enhancing ambient information
- Presents music with an energy and immediacy that feels more live, noticeable across the full frequency spectrum
- Bass is big, rounded, and pleasing, contributing to an elevated scale and presentation of music
- A highly resolving DAC that lends outstanding clarity, speed, slam (dynamics), and drive to any system
- Offers a highly-tuned circuit design featuring proprietary technologies, superbly engineered power supplies, and very good general build quality
Product Considerations
- There is not even an option to dim the brightness or turn off the display
- Very sensitive to its incoming signal
- A potential negative would be its very big output
- The web-based software is a tad primitive-looking but functional, in a somewhat clunky way
- The curved etch on eos Stream's left hand side is matched to the DAC's display but not matched on eos Time, something that would have provided consistency in terms of a styling motif from component to component
Comparisons (according to reviewers)
- Vs Chord Hugo TT2: Sounds bigger, bolder, and more dynamic, with a more three-dimensional soundstage compared to the TT2, however, the TT2 has more clarity in edge definition
- Vs Chord Hugo TT2: Has an edge in terms of bass power and presence in the room
- Vs Totaldac d1-unity: Sounds a bit more neutral compared to the Totaldac—a bit cooler and cleaner compared to the Totaldac's warmer richness
Takeaway: The Ideon Audio eos DAC is a great choice for audiophiles looking for a fun, easy-to-use product to listen to their music. It offers a highly tuned design with great build quality and is able to provide that 'live' feeling to make music enjoyable.
All
eos DAC
reviews
Manufacturer details
- Supported Formats: 44.1kHz to 384kHz PCM up to 32 bits, Native DSD (up to 8X DSD)
- Digital Inputs: 3x Advanced isolated input module slots (USB, BNC, RCA)
- XLR Balanced Outputs: Selectable. Normal: 2.2 Vrms at 0dB. High: 4.4 Vrms at 0dB
- RCA Outputs: Selectable. Normal: 2.2 Vrms at 0dB. High: 4.4 Vrms at 0dB
- THD (A weighted 20Hz-20kHz): < -110dB on all outputs
- Channel Separation: >124dB on all outputs
- SNR (A weighted 20Hz-20kHz): >120dB on all outputs
- Dynamic Range 20Hz to 20kHz: 132 dB (FS), 130 dB (AFS)
- Dimensions (W x H x D): 460 x 70 x 295 mm (18.1 x 2.7 x 11.6 in)
- Weight: 10kg (~22 lbs)
Brand highlights
Taking a step back to look at reviewers' thoughts of the brand's entire lineup—not just this product—what stands out most is the following:
- Ideon Audio employs a proprietary "3R" technology, re-clocking, re-energizing, and re-driving the USB signal, aiming to minimize jitter and improve signal integrity at both the input and output stages.
- They utilize custom-coded software for their components, such as their DACs, optimizing the interplay between hardware and software for enhanced audio performance and potential future firmware upgrades.
- Ideon Audio emphasizes over-engineered, discrete, low-noise linear power supplies, often with multiple independent supplies within a single component, to provide clean and stable power to sensitive circuitry.
Select products
Ayazi MK2 DAC
- Positioning: The entry-level, affordable reference in Ideon Audio's lineup.
- Description: Offers exceptional sound quality at its price point, making it a great choice for budget-conscious audiophiles. Features a proprietary electrostatic protection circuit for its USB input, which helps maintain signal integrity by preventing noise from entering the system. Compared to the more advanced Eos DAC, focuses on delivering a broad dynamic range and low distortion, making it suitable for small rooms or setups where simplicity and cost-effectiveness are priorities.
Eos DAC
- Positioning: A mid-range offering that includes advanced technologies from Ideon's higher-end models.
- Description: Features a symmetrical analog output stage and proprietary noise elimination technology. Shares some of the advanced features found in the ION DAC, such as the triple distillation USB input, but at a more accessible price. Offers a significant upgrade over the Ayazi MK2 with enhanced soundstage and clarity.
ION DAC & Pre-Amp
- Positioning: A high-end model that serves as a reference front end, incorporating many innovations from the flagship Absolute series.
- Description: Delivers a sense of naturalness and presence, thanks to its cutting-edge analog stage and ultra-low noise power supply. Features a modular construction for future upgrades, similar to the Absolute DAC, but at a lower price point.
Absolute DAC
- Positioning: Ideon Audio's flagship model, representing the pinnacle of their digital audio technology.
- Description: Offers groundbreaking audio performance with its proprietary design and cutting-edge technologies, such as the triple distillation USB input and femto clock oscillators. Provides the highest dynamic range and soundstage among Ideon's products. Compared to the ION DAC, offers even more refined sound and future-proof modular construction.
Our take on the brand
Look inside the brand
Our interview with the brand
What are two key technological innovations or strong opinions that differ you from other brands?
We love and pursue purity. That’s why our analog output doesn’t choke dynamics with multiple stages, it lets them breathe, preserving the extraordinary SNR of our DAC engine without introducing artifacts or limitations. We’ve developed our own proprietary parallelized DAC conversion engine, complete with over 4,000 lines of custom firmware. Why? To meet our standards for emotional realism. We wrote our own rules—and our own code—to bridge the gap between technical performance and musical truth.
That’s what sets us apart: every circuit, every line of code, every concept is ours.
From our advanced re-clocking systems to our zero-noise rectification bridges—everything is conceived, designed, and executed in-house.
Even our power supply architecture is proprietary: parallelized, ultra-low-noise designs, paired with custom active bridges that eliminate diode-generated noise at rectification.
This isn’t tweaking - this is redefining what’s possible in digital playback. Timing correction is applied at both ends - input and output - with our sequential re-clocking and re-driving architecture. Each device is equipped with multiple femto-level clocks, operating in cascading stages, ensuring absolute signal phase integrity and vanishingly low jitter.
This is a fully upgradeable platform - because we’re always thinking ahead. All of this adds up to something more than specs, more than numbers. It results in sound with unimaginable resolution, breathtaking dynamics, and a texture that’s almost tactile. Whether through USB or SPDIF, our re-clocking and re-driving platforms deliver a musical experience that isn’t just accurate, it’s alive. Music deserves nothing less.
USB Input
More than 90% of DACs today use the same two generic USB chipsets. We don’t. Instead, we created our own proprietary USB input architecture, hardware and firmware designed together, paired with top-class femto-level clocks. It’s called the Ideon Triple Distillation USB input - a three-stage circuit that eradicates digital noise before the signal even reaches the DAC chip. What reaches the conversion stage is unflavored, untainted, and utterly transparent. A clean slate - ready to be reborn as music. This is our declaration of war on both linear and non-linear distortion. We simply eliminate noise.
Analog Stage
We take a similarly radical approach: one single stage. No coupling capacitors in the signal path. No power FETs or multiple output stages to artificially inflate current or “enhance” dynamics, because we found a better way. Our ultra-low-noise, symmetrical power supplies feed a uniquely designed topology that maintains signal integrity at an unmatched level. The result? Explosive dynamics, natural textures, intense detail—yet nothing is forced, nothing hyped. It just sounds real.
What's your approach to customer support?
Our approach to customer support is structured, customer centric, yet highly responsive. The first level of support is handled by our distributors in each country where we are represented. For territories without a local distributor, customers can contact our technical team directly. In fact, many customers reach out to us even when a distributor is present, especially for specific technical questions. We maintain a dedicated support email and pride ourselves on responding quickly and effectively to every inquiry. Customer satisfaction is at the core of everything we do. We’ve consistently been praised by both customers and partners for our fast, reliable, after-sales support. Whatever the issue, our goal is to resolve it swiftly and professionally. Additionally, all Ideon Audio products are designed with a modular architecture. This means servicing is straightforward and quick, as individual modules can be easily replaced when needed. This way we minimize downtime, ensuring continued performance. We are committed to making sure every customer is satisfied. In fact, we aim for, and maintain a zero unhappy customer record.
What are your favorite tracks for showcasing the strength of your products?
- Sway, Diana Krall
- Jacques Loussier Erik Satie Gnossienne No. 4
- Daft Punk, the Game of Love
- And many others
What other products pair best with yours?
This list is big, as we try to listen to synergies with many different products from a lot of brands. To name a few: Wilson, Estellon, JMF, Elac, Gamut, VTL, Aesthetix, etc.
Used
Ideon Audio
What if you spend more?
.svg)
Product Strengths
- Startling clarity
- An extraordinarily clear view of the 'reality' of the recording
- Subtlety is exposed, which made listening a fuller, more complex experience
- Sound quality is unmatched in terms of technology, design, build and finish
- A very fluid, massive and somewhat dynamic soundstage
Product Considerations
- The dCS Mosaic app is starting to feel clunky
- Basic display
- Some holes when it comes to features
- Audiophile sound is mostly faint clouds hovering between boxes
- It is wished the streamer had Wi-Fi compatibility, but dCS sees this as compromising on sound quality
Comparisons (according to reviewers)
- Vs Denafrips Terminator Plus—it replaced the Denafrips Terminator Plus
- Vs Chord Dave DAC—the Chord Dave gets very close in sound to the Lina, but the Dave leans a bit leaner and sharper where the dCS Lina is fuller, thicker, smoother with more density
- Vs Weiss 501—the dCS is a smooth sounding DAC indeed, but it is not one of those that sound overly smooth, the Weiss 501 sounds closest to an in-studio experience, where we get the master tape kind of sound
- Vs HiFi ROSE 150b—the ROSE feels and looks to be built to a similar level (at least the outside), and is gorgeous as well, it's not nearly as refined or together in the DAC department when comparing it to upper echelon products
- Vs dCS Bartok Apex—compared to the Bartók Apex, the Lina's sound (without the Master Clock) had a slightly different textural quality, not coarser or finer grained but as though performers were viewed under a different quality of light, the Lina's light felt slightly more brilliant than remembered with the Apex and maybe 3o cooler
Takeaway: The Lina DAC is a small but very technologically advanced DAC and delivers music with a bonafide life-force behind it. This DAC brings a larger soundstage and bigger sound to the room and is well worth the cost if you have a system that can stand toe to toe with it.
Video review
Our take on the brand
Product Strengths
- The MU2 is an all-in-one device combining a Roon core/endpoint, DAC, preamplifier, and headphone amplifier
- Major DAC provides exceptional digital music reproduction, described as 'the best... by an obvious and distinct margin' and more 'lifelike'
- Offers a very quiet background and deep, wide, layered soundstage with stunning holographic reality
- The analog preamplifier section is high quality, described as Class A throughout, with ultra-low harmonic distortion
- Excels in revealing copious amounts of detail throughout the frequency range and making a deep emotional connection
Product Considerations
- Roon is required to operate the MU2 (although Grimm is reportedly working on another option)
- There is no wireless connectivity, requiring an Ethernet connection
- Some reviewers found the MU2 to be 'polite' or 'calm', which may not suit all preferences
- Parts are allegedly not worth the price
Comparisons (according to reviewers)
- vs AURALiC ARIES G1.1 + Totaldac d1-triunity/Mola Mola Tambaqui—MU2 provides more fully fleshed out sound
- vs Grimm MU1—the MU2's integral implementation and direct internal connection give it an advantage, sounding more expansive and expressive
- vs Aqua Formula xHD DAC—the MU2 is calmer and more composed, while the Aqua is upfront and explicit
Takeaway: The Grimm MU2 is a versatile, all-in-one music player that delivers exceptional sound quality for digital music, and it simplifies your system by combining a streamer, DAC, and preamp. It is designed to bring you closer to your music with its impressive detail and engaging sound.
Video review
Our take on the brand
Product Strengths
- Delivers an engaging and emotionally charged performance with rhythmic drive and articulate rendering of dynamic shifts
- Excellent build quality
- Streaming platform is stable and capable of dealing with all file types with ease
- Offers state-of-the-art sound quality with everything from online streaming services and Internet radio all the way through to hi-res music stored on your home network
- The output stage is Naim's preferred balanced impedance type, but they prefer the DIN route for normal cable lengths
Product Considerations
- No USB (Type B) input
- The manuals are a little scant on detail
- The signal level out of the balanced XLR sockets (2.1V) is the same as the single-ended connections, rather than double, as it usually is
- Some found the new white logo lighting (instead of the traditional green) to be a negative
- There is not enough space under the sharp cooling fins for fingers
Comparisons (according to reviewers)
- Vs NSC 222: The NSS 333 justifies its price premium with even better sound quality
- Vs Naim ND 555/555 PS DR: The Naim NSS 333 delivers a significant chunk of the ND555/555 PS DR's performance at a fraction of the price
- Vs Moon 681: The NSS 333 delivers admirable precision and stability in the way it places instruments and sounds, though the Moon 681 produces more in terms of soundstage width
- Vs Naim NDX: The NSS 333 offers significantly more air and space in the recording, a greater sense of detail, and a notably natural and unforced delivery
- Vs NDX2: The new player sounds better and closes the gap with the flagship ND555 player, at least when the high-end machine is used in its basic single power supply configuration
Takeaway: The Naim NSS 333 is a musically satisfying music streamer with excellent build quality and the ability to convey emotion. It combines detailed, richer sound with a slick and user-friendly experience.
Video review
Our take on the brand
Our summary
Product Strengths
- Known for analog-like qualities in dealing with transcoding zeros and ones
- Conveys low-level musical complexity and subtle spatial nuances that other DACs have difficulty with
- Produces voices that expand in three dimensions with a refreshing sense of presence, reminiscent of vinyl reproduction
- Returns energy to the music, instead of taking it away
- Reproduces details and anchor points with refreshing vividness, presenting the actuality with the least fragmentation of the sound image
Product Considerations
- A single-ended into a balanced pre configuration caused occasional static, making image difficult to discern during those moments
- Clarity could be improved on very complex choirs and instruments, and more separation would also be beneficial
- The attack on drums is slightly slow—perhaps medium paced—compared to some DACs
Comparisons (according to reviewers)
- Compared to CH Precision C1.2 DAC, the DAC III is more emotionally involving, while the CH Precision sounds markedly cooler, flatter, and more emotionally restrained
- Compared to aqua acoustic quality Formula xHD, the Formula xHD retrieves detail, bass precision, articulation, and transparency better, while the DAC III is airier, more fluid, and more refined
- Compared to Holo Audio May, the attack on drums is slightly slow—perhaps medium paced—and behind the Holo Audio May as well
Takeaway: The SW1X Audio Design DAC III Balanced has a musicality that makes it worth considering. It expresses music in a way that is closer to analog, with a natural transparency and higher degree of contrast.
Video review
Our take on the brand
What competes at this price?
Our Summary
Product Strengths
- Exceptional sound quality is achieved with precise and accurate reproduction, enhanced clarity and depth
- Versatile input options include S/PDIF, TOSLink, AES/EBU, BNC, USB, and optional HDMI, offering compatibility with various digital devices
- Excellent build quality is exhibited in its solid, retro-German appearance with high-quality materials
- Separate PCM and DSD processing use path separation technology with independent converters optimized for each media type
- Effective de-jittering employs T+A's De-Jitter Masterclock to minimize timing errors from connected digital components
Product Considerations
- A network audio input is absent, limiting standalone use without the MP200 music player
- Limited analog connectivity means the desired balanced analog input could enhance the preamplifier section's capabilities
- Remote control is reported to be far from intuitive, despite its solid build
- Output voltage in fixed mode may be lower than expected, requiring the use of the variable output setting
Comparisons (according to reviewers)
- Compared to iFi Pro iDSD, the DAC 200 outperforms as a reference
- Compared to Linn Organik series DACs and MSB Premier DAC, the lush playback recalls more expensive options
Takeaway: The T+A DAC 200 is a versatile and high-performing DAC with many inputs that delivers great sound quality. Its robust build quality and comprehensive features make it a great choice for audiophiles seeking a top-tier digital-to-analog converter.
Video review
Our take on the brand
Our Summary
Product Strengths
- Excellent sound quality with detail and an expansive soundstage
- Functions as a preamplifier with both digital and analogue inputs and analogue volume control
- Features Direct Data Recording (DDR) technology using a memory buffer to reclock audio data
- Has a dual-chassis design with copper shielding for electrical isolation
- Gains greater clarity and clout with everything from driving rock to complex classical music
Product Considerations
- The AURALiC control app (Lightning DS) is only compatible with Apple iOS devices and not Android
- Has only one analogue input, which might be limiting for some users
Comparisons (according to reviewers)
- Vega G2.2 preferred to a DAC that cost 5x more
Takeaway: The Vega G2.2 is a great streaming DAC and preamplifier that is easy to use. It can be slotted into a system to immediately bring more clarity, soundstage, and depth to music.
Video review
Our take on the brand
Our Summary
Product Strengths
- Completely redesigned interior with 90% new electronic components and cutting-edge technologies elevate performance
- New 'Purer-Power' low-noise linear power supply, with twice the capacity of the previous version and an even lower noise design, ensures a clean and stable power supply
- Upgraded Tesla G3 streaming platform is eight times faster than its predecessor
- New Direct Memory Access (DMA) technology connects the audio input and output directly to the processor, helping to reduce latency and jitter by a claimed 90%
- Lightning DS App is considered excellent and second to none for library and playlist management, and is extremely fast and responsive
Product Considerations
- The Lightning DS app is only available on Apple iOS devices, which may be limiting for Android users
- The digital filter options within the Lightning DS app are considered marginal
- A reviewer missed the Vega/Altair selection knob from previous models for menu management
- The benefits of the ARIES G2.2 may only be fully realized with a high-quality system, making it a significant investment
Comparisons (according to reviewers)
- Compared to the ARIES G2.1, the G2.2 offers a significant upgrade in performance with demonstrably lower noise, more detail, and a larger—more detailed—image, almost doubling the amount of musical data revealed
- Melco was more open and with better timing, while AURALiC had a smaller image, deeper bass, and possibly stronger bass
- Adding the ARIES G2.2 to the VEGA G2.2 allows the VEGA G2.2 to relax slightly
Takeaway: The AURALiC ARIES G2.2 is a high-end streamer offering a clear upgrade over previous models with a focus on reducing noise and increasing processing power, perfect for detail and nuance. With excellent software and solid construction, it is a great foundation for a top-tier system to enjoy music.
Video review
Our take on the brand
Our Summary
Product Strengths
- Praised for ultra-transparent sound, accurately converting digital signals into music with no digital signature, resulting in a natural and authentic sound
- Built with extensive noise-suppressing technology to boost clarity and performance
- Provides a very detailed sound without sounding etched or overly detailed
- Delivers a sound geared for well-developed tone, round edges, softness, moisture, hefty bass, density, and a pitch-black background
Product Considerations
- Uses a generic Apple remote, which is functional, but not custom-designed
- Sounds a little on the dark side of neutral
- The analog output only comes with RCA connection
Comparisons (according to reviewers)
- Has a naturally weightier, rounder disposition, while the Lampizator Pacific is quicker, more open, and energetic
Takeaway: The Aavik D-180 is a DAC that focuses on delivering a transparent and natural sound by minimizing noise and accurately converting digital signals. This DAC can hold its ground against competitors if you like the Aavik sound.
Video review
Our take on the brand
Our Summary
Product Strengths
- Naim's streaming platform is built in, giving listeners access to popular services like Spotify, Tidal, and Qobuz, while allowing them to see the metadata and cover art on the NSC's large color screen
- Versatile, supporting numerous streaming services, pre-programmed internet radio stations, is Rune-ready, and supports Airplay 2 Bluetooth with aptX, Chromecast, and more
- Both analog and digital input options are available, including a very high-quality moving magnet phono preamp and a headphone jack and amplifier
- Exceptional build quality, constructed from thick aluminum plates that have a subtle brush texture
- The new Naim Focal App is a huge improvement and very stable, and the remote is also excellent, lighting up when picked up
Product Considerations
- Lacks an HDMI port
- Audible hiss was exhibited from both the KEF and Klipsch tweeters from distances up to 4 feet
- The feel of the volume dial disappoints
- There is no USB Type B input
Takeaway: The NSC 222 is a versatile streaming preamplifier packed with useful features. It's designed for those wanting quality separates without a lot of clutter and offers high-quality sound, making it a worthwhile consideration for audiophiles.
Video review
Our take on the brand
How to buy
DACs
Search all hifi products
Explore our database of 10,000+ new and 25,000+ used hifi products.
