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Ideon Audio IΩN DAC & Pre-Amp
Breakthrough technology from the Absolute Series: re discover your music
The Ideon Audio IΩN (ION) DAC, with optional analog preamplifier utilizing trickle-down technologies and R&D gained, from our extensive work with our flagship Absolute Epsilon DAC.
Most of the Epsilon DAC’s innovations and designs are found in the IΩN in its own scale. As with all Ideon offerings, the IΩN DAC is a fully proprietary design, with audio technologies developed in-house.
A bespoke handcrafted product housing an innovative combination of high-performance design features and best-of-breed quality components.
HyperStream, 8-channels architecture with proprietary, cutting-edge analog stage
- High output impedance at -120 dB SNR, quad current output from DAC
- Cutting edge analog stage, with symmetrical ultra-low noise power supply – in a unique topology
- Ultra low-noise power through, more than 10 different separate power regulators in the circuit.
- Direct coupled output with no capacitors in the output stage.
- In-House fully balanced design throughout
- The sonic result re defines digital audio playback potential, bringing you directly to the heart of music with a breath-taking sense of naturalness and presence.
Proprietary Triple Distillation USB input: Noise Elimination
Conceived and designed in-house, the Ideon Audio Triple Distillation USB input comprises a proprietary three-stage noise eradication circuit that eliminates digital noise from the input signal. Our experience from the making of the Absolute Espislon DAC has been now transfered to the IΩN as well. Figuratively speaking, we have declared war on linear & non-linear distortion and noise!
Clock Oscillators: Getting the Music in Phase
The IΩN, like the flagship Absolute epsilon DAC, uses three top-of-the-line femto ultra-low jitter and ultra-low phase noise clocks in a no-compromise architecture; precision and resulting phase fidelity of the signal is ensured.
Each clock has its own dedicated power line
The Symmetrical Analog Output Principle
The in-house designed, IΩN DAC’s balanced output has symmetrical analogue output channels, with no capacitors in the signal path and dedicated power supplies, in a unique topology.
The output energy and strength can virtually drive any load!
Modular Construction for future upgrades
The IΩN DAC has been designed with future upgrades in mind, like most of Ideon’s products.
Its modular construction allows for future upgrades of different parts of the device, if and when a new technology becomes available, or a new format takes over.
The Analog Pre-Amp section
The IΩN is also offered with an optional analog pre-amplifier integrated with the DAC, under the name IΩN+.
The Pre-Amp is also a proprietary in-house design with software-controlled analog potentiometers. This is a purist design ensuring transparent performance, practically a zero signal path, very low-noise, extremely low harmonic distortion levels and great dynamics.
Ideon’s ultra-low noise power supply
IΩN’s multistage power reservoir comprises of 10 ultra-low noise power supply units and individual regulation stages.
The importance of stable, abundant, and clean power is touted all over audio circles, but at Ideon Audio, we take things to another level: we as many separate stages as needed in order to achieve unparalleled clarity and linearity.
We choose top-level componentry: state-of-the-art regulators with extreme low-tolerance rating, and audio-grade capacitors (ELNA Silmic II) with silk-fibre plate separators specifically designed for audio applications.
These components display higher propagation speed and low esr * resulting in smoother sound without loss of detail.
KEY FEATURES
IΩN DAC
- Cutting edge analog stage, with symmetrical ultra-low noise power supply – a unique topology not found in any other DACs.
- High output impedance at -120 dB SNR, quad current output from DAC.
- Two, zero-noise active bridges – an innovative design bringing noise from rectification to zero – another proprietary technology not available from other DAC brands.
- Specially designed bespoke transformer with extreme core.
- Upgradable DAC and USB input engine.
- New in-house developed dedicated software for the ESS 9028PRO DAC chip (same as the Absolute E DAC). The upgradable chip firmware is developed by Ideon Audio in close cooperation with ESS.
- Native support and playback for all DSD and PCM formats/frequency rates
- Proprietary Triple Distillation USB input: Noise Elimination. Conceived and designed in-house, the Ideon Audio Triple Distillation USB input (same as the Absolute’s Ε DAC) is a proprietary three-stage noise eradication circuit eliminating digital noise from the input signal. We have declared war on linear & non-linear distortion and noise!
- New audio USB codec: ESS ES9080APRO (also in the Absolute ε DAC) used in our USB input module. A proprietary design deployed in our DAC. It’s the most current, state-of-the-art technology, with new codes reflecting today’s standards in comparison with similar 10-year-old chips/technologies, most often used. In close cooperation with ESS, a custom firmware was developed specifically for our USB input engine, to implement our design principles. The result; amazing, practically zero jitter, extremely low noise, super-fast processing, and extraordinary, natural sound quality.
- A customized USB Audio 2.0 audio class driver developed for Windows. It’s optimized for low latency and low CPU load. Buffer depths can be adjusted to optimize settings for any given computer. The driver implements a transparent (bit-perfect) playback.
IΩN+ Pre-Amp section
- In-house fully balanced design throughout.
- In-house, ultra-low noise linear power supply.
- Two balanced inputs
- Gain range from -111.5dB to +15.5dB
- Dynamic range 121 dB configuration
- 0.0002% THD in balanced mono configuratio
Dealers selling Ideon Audio near you
Ideon Audio IΩN DAC & Pre‑Amp — muscular, transparent one‑box solution
The Ideon Audio IΩN blends a muscular, powerful, grippy bass with refined midrange clarity and expansive imaging. Alan Sircom in hi-fi+ highlights its short signal path and low-noise architecture that yield exceptional transparency and wide dynamic range. The IΩN supports PCM to 384kHz and native DSD up to 8x; the IΩN+ adds analogue XLR/RCA inputs and a digitally controlled analogue attenuator for integrated preamplifier functionality. Audiophile-grade construction — fully balanced topology, discrete linear PSU and a substantial toroidal transformer — underpins its authoritative delivery. Ideal for listeners seeking a single-box high-end DAC/preamp that pairs musical detail with slam and soundstaging, it brings flagship-derived design features at a less extreme price point.
Pros
- Exceptionally transparent, low-noise presentation with wide dynamic range, driven by a very short signal path and high SNR.
- Powerful, grippy bass and authoritative dynamics that underpin both rock and orchestral music with precision and punch.
- Audiophile-grade build and engineering — fully balanced topology, discrete linear power supply and substantial toroidal transformer deliver low interference and robust performance.
&
Cons
- Digital connectivity is limited for the price point (no AES/EBU or external clock input noted), which may frustrate some systems.
- Rotary control knob ergonomics take some getting used to, according to the reviewer.
Transparency
92/100
Reviewer notes a very short signal path that “minimises noise and harmonic distortion” and repeatedly says the unit “adds none of its character or influence,” indicating a highly unobtrusive presentation. Spec-sheet numbers (SNR >122dB, channel separation >130dB) back up the reviewer impression of very low noise and excellent signal purity.
Sound Quality
93/100
Dynamics
93/100
Reviewer describes truly powerful macro-dynamics (Mahler’s Eighth delivered with huge force) and energetic bass that is both punchy and controlled, suggesting excellent preservation of micro- and macro-dynamics. The stated dynamic range on the spec sheet (135 dB) supports the listening impressions of wide dynamic capability.
Soundstage Imaging
92/100
The IΩN is described as comfortable with expansive soundstaging while retaining an orderly rhythmic sense and excellent imaging properties. Review comments explicitly cite its strong soundstaging, indicating precise imaging and good width/depth presentation.
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Build Quality
91/100
Construction details noted by the reviewer include fully balanced topology, discrete low-noise linear power supply, quality capacitors and a substantial toroidal transformer — all signs of robust, audiophile-grade engineering. The physical heft and internal design choices were cited as contributing to low interference and solid performance.
Features Connectivity
91/100
The unit combines a high-quality DAC with preamp functionality, offering USB Type B and S/PDIF (BNC/RCA) inputs plus user-selectable high/med/low XLR outputs and RCA outputs; the IΩN+ variant adds analogue XLR/RCA inputs and a digitally controlled analogue attenuator. While reviewers note the digital input roster is not exhaustive (no AES/EBU or clock input), the presence of a built-in DAC, balanced I/O and flexible output level options give it a well-featured connectivity set for its class.
Value for Money
90/100
The reviewer frames the product as high-end performance without the 'Absolute costs' and explicitly states that the bass performance alone "justifies the price of admission," indicating a justified premium rather than bargain pricing. In other words, reviewers judge the cost as appropriate for the level of performance offered.
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