Au24 SX
Analog and Digital Audio Cables

Au24SX RCA

Au24 SX RCA

Au24 SX Phono

Au24 SX Phono

Au24 SX XLR

Au24 SX XLR

Au24 SX XLR Headphone

Au24 SX XLR Headphone

Au24 SX Speaker

Au24 SX Speaker

Au24 SX Headphone

Au24 SX Headphone

Au24 SX Digital

Au24 SX Digital

Au24SX RCA
Au24 SX Phono
Au24 SX XLR
Au24 SX XLR Headphone
Au24 SX Speaker
Au24 SX Headphone
Au24 SX Digital

Au24 SX by Audience: A New Benchmark in Audiophile Cable Performance when released in 2016

The Audience Au24 SX series, first introduced in 2016, represents a landmark evolution in cable design: a dramatic leap forward that redefined what was possible in high-end audio transmission. Building upon the legacy of the revered Au24 line, Au24 SX cables deliver an extraordinary level of sonic transparency, dynamic realism, and tonal richness that must be heard to be believed.

From the very first listen, users have reported an immediate and unmistakable improvement in clarity, resolution, and authority. The SX series offers a more holographic soundstage, tighter bass, sweeter highs, and greater dynamic contrast than ever before, all while maintaining Audience’s signature musicality and coherence.

This next-generation performance is made possible by a trifecta of cutting-edge advancements:

• Ultra-pure OCC copper, now refined to six-nines purity (99.9999%), dramatically reduces signal distortion and improves conductivity.

• High-quality XLPE (cross-linked polyethylene) dielectric, known for its ultra-low dielectric constant and minimal signal absorption, allows for enhanced timing, imaging, and tonal accuracy.

• Refined internal geometry, precisely engineered to lower eddy current resistance and maximize bandwidth and phase accuracy across the entire frequency range.

All Au24 SX cables undergo Audience’s exclusive CRYO² process, a two-stage cryogenic treatment performed in-house. First, each individual component including conductors, connectors, and dielectrics is treated. Then, after final assembly and quality testing, the entire cable is cryogenically treated again. This deep conditioning process realigns molecular structure, further improving signal integrity, harmonic resolution, and long-term stability.

The result? A cable that not only sounds more open and alive, but also more natural, cohesive, and emotionally engaging.


 

Built for Every Signal Path

The Au24 SX line includes a comprehensive range of cable types, all optimized for their specific application:

• RCA interconnects feature a proprietary solder-free connector design that eliminates signal degradation.

• XLR balanced cables are built from the ground up as a true differential design, not just modified single-ended wiring, ensuring perfect performance in balanced systems.

• Available in S/PDIF, AES/EBU, phono and headphone configurations, as well as a wide array of loudspeaker cable options to suit every system.

The Au24 SX speaker cables feature a heavier gauge than their Au24 SE predecessors, delivering greater dynamic headroom, fuller tonal body, and a more relaxed yet powerful presentation. Expect a richer palette of musical textures and more immersive soundfields.


 

The Audience Philosophy: Low Mass, High Integrity

As with all Audience cables, Au24 SX is designed with a low-mass, low-eddy-current philosophy. We avoid heavy jacketing and bulky connectors, as excess mass can store and smear energy, dulling transients and reducing tonal clarity. This minimalist, purpose-built approach preserves natural timing, timbre, and spatial cues, allowing your system to reveal the original performance as it was captured.


 

Key Highlights:

• Six-nines (99.9999%) ultra-pure OCC copper conductors

• Advanced XLPE insulation for ultra-low signal coloration

• Audience-exclusive CRYO² two-stage cryogenic treatment

• Proprietary solder-free RCA and speaker connectors

• True differential XLR design for balanced systems

• Low-mass, low-resistance construction preserves microdynamics and tonal honesty

• Available in interconnects, digital, phono, headphone, and speaker cable configurations


 

Recognition:

In November 2023, The Absolute Sound named the Audience Au24 SX line “Best Value in High-End Audio” for upper-end cables, a testament to the lasting impact and unmatched performance of this product nearly a decade after its debut.


 

Au24 SX isn’t just a step forward in the evolution of Audience cables—it’s a bold redefinition of what a reference-grade cable can be. For those seeking the most faithful reproduction of music with emotional impact and absolute precision, Au24 SX remains your signal path to audio truth.

    

 

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Cables FAQ

How Important are Cables in a System?

Audio cables are often referred to as accessories. However, an audio system cannot make sound without cables installed which implies that they are essential components. And much like the other components in the system, cables must be chosen with the same research that one would perform in choosing an amplifier, a speaker or a turntable. Characteristics such as coloration, distortion and other anomalies must be minimized in order for the system to perform at its optimum. Too often, audiophiles and music lovers treat these essential components as after thoughts and end up compromising the performance of their carefully chosen audio gear.

How do I know if Audience cables will work well in my system?

Audience audio cables are widely known and awarded for being natural and non-colored, maintaining a high degree of faithfulness to true musical characteristics in every way. Because of this natural musical window afforded by Audience cables, they are the most widely applicable cables. Quoting from reviewer Doug Blackburn, in his 2003 review in SoundStage.com "The Audience Au24 interconnects and speaker cables are commendably neutral and natural, and they help you forget about chasing the pot o’ gold at the end of the audiophile rainbow".

What are "e" enhanced and "SE" cables?

Proprietary technologies to improve performance of Audience cables has been developed over the years. The "e" enhanced upgrade was introduced in November of 2007 and "SE" special edition as of January of 2013. Generally speaking, these upgrade technologies simply remove veils, thus allowing you to be ever closer to the musical truth. The opportunity to upgrade existing Audience cables is described under the Product Upgrades section.

Why are Audience cables so thin?

Simply put, audio signal is most accurately delivered by conductors of lower mass. Unfortunately, many water hose size cables are marketed today under the "bigger is better" banner and nothing could be further from the truth. To illustrate the detrimental effects of heavy gauge audio cables, Audience has made a short video demonstration of the very pertinent science of an invisible, yet very powerful force, known as eddy current resistance. The written explanation, with references, is also on this website: eddy current.

Is it better to use single wire or bi-wire speaker cables?

This is a very controversial question. Generally speaking, Audience asserts that simpler is almost always better. In the case of single vs. bi-wire speaker cables, we believe that one signal path from the amplifier to speakers is better than two. In many cases we have provided customers with both single speaker wires and bi-wire to make their own comparisons. Almost invariably, those customers found that the single wire approach, in conjunction with equal quality jumpers, was best. Some reoccurring exceptions were specifically from users of Vanderstein and Von Schweikert loudspeakers.

For bi-wired speakers what is the best approach to using jumpers?

On bi-wired loudspeakers, it is important to use a jumper of equal quality as the primary speaker cables, because the characteristic sound of jumpers tends to be imparted back into the full sound spectrum.

Is stranded or solid core wire best for audio cables?

Stranded wire is flexible whereas solid core is not and will tear when flexed. Some people make the point that these tears heal; however, where healing takes place there are still new crystal boundaries formed as scarring build up.

Small diameter strands do not have the same frequency limitation as larger solid core due to skin effect, which reduces the effective diameter and increases the effective resistance of the wire at high frequency. Therefore, typically, small stranded wire has better sonic attributes at the higher frequencies.

Thin wire has lower eddy current resistance, therefore it is more coherent compared to thicker wire, much like the effect of inductance. Think of a magnetic field being introduced into a flat conductive surface. When the magnetic field is in motion, like an audio signal moving through conductive wire, it produces an electrical current in the conductive surface, which in turn produces a counter magnetic field that impedes the motion of the originating magnetic field. If the surface is broken up in smaller pieces, the magnetic field has only a small conductive path and therefore the eddy current resistance is greatly reduced. Skin effect/eddy currents are going to occur either way; however, at smaller diameters they occur at higher frequencies therefore have less affect in the audible band.


Audience Audio Cables

Audio cables are often referred to as accessories. However, an audio system cannot make sound without cables installed which implies that they are essential components. And much like the other components in the system, cables must be chosen with the same research that one would perform in choosing an amplifier, a speaker or a turntable. Characteristics such as coloration, distortion and other anomalies must be minimized in order for the system to perform at its optimum. Too often, audiophiles and music lovers treat these essential components as after thoughts and end up compromising the performance of their carefully chosen audio gear.

The idea of cables as components is a controversial subject. There are many who think that "wire is wire" and don't accept that cables can either optimize or compromise the performance of an audio system. Traditional tests for difference in cable reveal very little if any electrical differences between brands. However, the human ear/brain is a far more sensitive and discriminating test apparatus and deciphers differences in cable brands rather easily. This ability can be developed much like wine tasting. As you become more experienced, differences, shadings and nuance become more readily noticeable.

Audience Conductor and Au24 cable products are the end result of years of research into what matters most in an audio system...true fidelity to the signal without artificial embellishments or unwarranted voicing. Audience cables are not off the shelf items that have been adapted for use in an audio system, they are products that have been designed to actually preserve the audio signal in the least damaging fashion possible. "Neutral" or "natural" are the terms we hear most often when end users describe their performance.

Finally, Audience cables do not sport the most impressive looking connectors or overly large outer jacketing. More often than not, the connectors that look best sound bad and can actually degrade performance. Fanciful jacketing is an added cost passed on to the end user and often obscures what lies inside. While simple yet elegant in appearance, Audience cables are designed to reach the highest level of performance.

Reviews for Au24 SX here.