Synergistic Research

Synergistic Research Atmosphere SX Euphoria AC Power Cable

$3,495.00
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Synergistic Research Atmosphere SX Euphoria Power Cable Key Features: 

  • Active Shielding with Swiss-Made Power Supply and UEF Cell – dramatically lowers system noise for cleaner, more dynamic power delivery.
  • Gold and Silver SX Tuning Bullets – allow users to tailor warmth, liquidity, detail, and dynamics for a customized sonic balance.
  • Copper Matrix, 6–9 Silver Conductors, and Multi-Geometry AirString Design – enhance resolution, tonal fidelity, and holographic soundstage.
  • Carbon Fiber UEF Tuning Discs – optimize resolution and musicality while eliminating high-frequency fatigue.
  • Active Ground Compatibility with SR Active Ground Block – improves bass depth, midrange presence, and high-frequency extension for a fully immersive listening experience.

Product Description: 

The Atmosphere Euphoria SX Power Cables are engineered to dramatically reduce system noise, incorporating every Synergistic Research power cord technology, including Active Shielding, the option to ground the shield to an SR Ground Block, and Galileo SX tuning bullets for a customized sonic match. All conductors, wall and IEC connectors, shields, and the Swiss-made power supply are treated with a proprietary process to enhance frequency smoothness and resolution.

Sonically, Euphoria SX is voiced to mirror the balance of Galileo SX power cords, using Copper Matrix Alloys, 6–9 Silver conductors, and a complex array of three handmade Air String geometries paired with three High Current geometries running in parallel. Active Shielding is powered by the Swiss-made supply and an Active EM Cell, originally developed for Galileo SX cords, which functions as a discrete PowerCell line conditioner. Internal voicing is refined with Carbon Fiber UEF Tuning Discs, engineered specifically for Atmosphere SX to maximize resolution without harshness.

Users can further tailor Euphoria SX using the included Galileo SX Gold and Silver UEF Tuning Bullets. For optimal performance, allow the cables to settle into the system for 48–72 hours before testing. Gold bullets provide warmth and liquidity, while Silver bullets emphasize detail, dynamics, and pinpoint focus. Most systems benefit from a majority of either Gold or Silver bullets, with select components tuned to the opposite color. Tuning individual cables in this way creates a bespoke balance that delivers the best characteristics of both Gold and Silver, optimized for each unique system.

UEF Matrix Shield with Graphene Matrix Shielding

The Atmosphere X Series originally explored ways to improve UEF Shielding by positioning UEF Tech at key grid points along cable shields—a method now known as Matrix Shielding. This design lowers the noise floor and enhances clarity. Atmosphere SX refines the concept further by incorporating newly developed Carbon Fibre UEF Tuning Discs, which improve the loom’s ability to cancel noise that could otherwise make high frequencies sound fatiguing. The result is greater resolution, a more holographic soundstage, and improved musicality.

Quantum Tunneling SRX Long Duration High Voltage Conditioning

After perfecting highly natural and holographic cables, Synergistic Research introduced a new high-voltage conditioning process for Atmosphere SX. This process applies a sweeping frequency plot for an extended duration. They experimented with dozens of frequencies in different combinations over a prolonged time period before landing on just the right mix. They even built a new Tesla Coil to handle the excess heat generated during long conditioning sessions. Once finalized, the SRX conditioning process created holographic realism and timbrel accuracy far beyond our previous Tesla Coil conditioning protocol. conditioning sessions. The final SRX conditioning process delivers exceptional timbral accuracy, holographic realism, and three-dimensional presence, surpassing previous Tesla Coil protocols.

Gold and Silver SX Tuning Bullets—Redefining Refinement

Synergistic Research has completely redesigned and re-voiced its Galileo Tuning Circuits, incorporating technology developed for the ultra-resolution, highly musical Galileo SX cable line. The updated Silver Bullets now deliver increased detail while adding greater warmth compared to the previous Galileo Silver Bullets. The Gold Bullets enhance musicality even further, offering liquid smoothness, a touch more air, and improved detail. For optimal results, it is recommended that any Synergistic Research cable first settle into the system for 72 to 96 hours without removal or handling, and without Gold or Silver Bullets attached. Listeners should then audition with the Gold Bullets first, followed by the Silver, selecting the option that best enhances musical enjoyment in their system.

The Black Active Circuits complete the Active circuit and must be in place in order to achieve the highest performance.

Gold Tuning Module’s Sonic Characteristics:

  • Greater Musicality
  • Greater Liquid Smoothness
  • Air and Detail

Silver Tuning Module’s Sonic Characteristics:

  • Greater Air and Detail
  • Musicality
  • Liquid Smoothness

UEF Cell—Swiss Made Power Supply

Each Atmosphere Level 3 Power Cable contains a Swiss-made power supply and Quantum capacitors to generate the 30 Volt DC bias necessary for Active Shielding, eliminating the need for messy external wiring and cumbersome wall warts. Performance is further enhanced by the introduction of UEF technology built into the power supply and cable shielding for an incredibly low noise floor.Synergistic_Research_Euphoria_SX_UEF_Cell

Active Ground—Optimize Performance with SR Active Ground Block

The Atmosphere X Euphoria draws on technology from Synergistic Research’s flagship Galileo SX power cables, offering the ability to ground the power cables to a Synergistic Research Active Ground Block. This grounding feature is specifically engineered for use with the Active Ground Block only. When not connected to an Active Ground Block, Atmosphere X Euphoria relies on a built-in ground path similar to the original passive SR Ground Block. Using the Active Ground Block delivers measurable improvements, including deeper, more powerful bass, a more holographic soundstage, smoother highs with greater extension and air, a more layered and present midrange, and increased tonal density with enhanced resolution.Synergistic_Research_Euphoria_SX UEF Ground Block

Note: Atmosphere X Euphoria does not include a ground plug. Connecting the optional ground pigtail to the wall or other grounding paths will not improve performance; it is designed exclusively for use with the Synergistic Research Active Ground Block.

Specifications: 

Copper Matrix Alloy Conductors

3 each, 12 AWG

Dielectric (Copper Alloy)

Modified PE

Shielding (Copper Alloy)

Braided Ground Plane Technology

Geometry (Copper Alloy)

2 channel

5th Gen-Tricon Conductors

1 each: Silver Copper Matrix, mono-crystal conductors with separate ground conductor from shield

Dielectric (Tricon)

PTFE

Shielding (Tricon)

Ground Plane Technology

Geometry (Tricon)

Tri-axial

Signal Verification

Listened for signal direction before build

Silver Air String

3 each: 99.9999% pure mono-crystal silver conductor, 4 separate conductors RCA / 8 separate conductors XLR, dielectric PTFE Air (sealed), Ground Plane Technology

Active Shielding UEF Cell

1 each: Modified Swiss-made DC bias power supply, Graphene-treated PCB, SR Quantum Capacitors, dielectric PTFE, Ground Plane Technology, Carbon Fiber Cylinder housing

Galileo SX Black Active Module

1 each: completes Active bias circuit for lowest noise floor

Galileo SX Silver & Gold UEF Passive Module

1 each: optional voicing for increased warmth, liquidity, or air and detail

Connectors Input US

1 each: Synergistic Research G07 Pure Gold

Connectors Input Int’l

1 each: Synergistic Research G07 Pure Gold Schuko

Connectors Output US

Synergistic Research G07 Pure Gold IEC 15 amp and 20 amp connectors

Connectors Output Int’l

Synergistic Research G07 Pure Gold IEC 15 amp and 20 amp connectors

Build Notes

32 point-to-point hand soldered connections

Shielding Technology

Atmosphere SX Level 4 UEF Matrix Shielding: 2 UEF coatings with Graphene applied to UEF Cell, connectors, cabling, and ground reduce noise floor, allow purer signal with more warmth and detail; conductors, ground plane, and UEF Cell benefit from UEF dampening

Atmosphere Module Terminations

1 Termination for Active Tuning Module (Red), 1 Termination for UEF Passive Tuning Module (Gold)

Silver Solder

4%

Hand Build Time

2.5 hours

Post-Production Process

SRX Long Duration Quantum Tunneling: 1,000,000 volts applied before Active power supply incorporation, creating a molecular-level “canal” for freer electron flow, maximizing low-level information and realism

Additional Treatment

Secondary UEF Blue Treatment (developed for SR Blue Fuses)

Burn-in

5 day burn-in, 2-step process

Manufacturing

Hand crafted in California factory