{"product_id":"synergistic-research-foundation-xl-interconnect-cables-pair","title":"Synergistic Research Foundation XL Interconnect Cables, Pair","description":"\u003ch2\u003e\u003cspan\u003eSynergistic Research Foundation XL Interconnects Key Features: \u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli aria-level=\"1\"\u003e\n\u003cstrong\u003eDoubled 6N Pure Silver Air Strings\u003c\/strong\u003e\u003cspan\u003e – Enhances immediacy, resolution, and transient response for a more dynamic and natural sound without fatigue.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\"\u003e\n\u003cstrong\u003eSRX XL UEF Matrix Shielding with Graphene\u003c\/strong\u003e\u003cspan\u003e – Lowers noise floor and minimizes signal constraints, delivering cleaner, more transparent music.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\"\u003e\n\u003cstrong\u003eSRX XL High Voltage Conditioning\u003c\/strong\u003e\u003cspan\u003e – Frees electron flow at the molecular level for greater openness, accuracy, and system-wide musical improvement.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\"\u003e\n\u003cstrong\u003eCarbon Fiber UEF Tuning Discs\u003c\/strong\u003e\u003cspan\u003e – Fine-tunes harmonic texture and soundstage clarity, adding realism and dimensionality to music.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli aria-level=\"1\"\u003e\n\u003cstrong\u003eOptional SR XLR Connectors\u003c\/strong\u003e\u003cspan\u003e – High-purity silver with Teflon insulation maximizes contact and signal integrity for refined musical detail.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Description: \u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eDrawing from innovations first developed for the flagship SRX XL line, the new Foundation XL interconnect cables deliver a clear step up in performance from the Foundation SX series while maintaining accessible price points. More than just an evolution, Foundation XL has been re-engineered as a whole, incorporating the same advancements found in SRX XL.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEach cable doubles the 6N pure silver Air Strings, giving music greater immediacy, resolution, and dynamic impact with improved transient response—yet without fatigue. Shielding benefits from the SRX XL UEF compound, and every cable undergoes the same SRX XL High Voltage Conditioning process used on the top-tier models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe result is more natural timbre, heightened dynamics, and a lowered noise floor that allows music to flow with greater smoothness and realism than its predecessor.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUEF Matrix Shield with Graphene SRX XL Matrix Shielding\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eIn creating the flagship SRX XL series, Synergistic Research developed a new UEF compound that advances its Matrix Shielding technology, reducing the noise floor even further while minimizing the signal constraints typically associated with shielding. This state-of-the-art SRX XL Matrix Shielding is now applied to the Foundation XL line, delivering a substantial performance upgrade over the previous Foundation SX. To further refine musicality, Carbon Fiber UEF Tuning Discs—engineered specifically for both Foundation SX and Foundation XL—enhance noise cancellation, preventing high frequencies from sounding harsh or fatiguing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eEnhanced Cable Geometries—6N Pure Silver Airstrings, Multiplied\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eWhile voicing the Foundation XL, Synergistic Research discovered that doubling the 99.9995% pure silver Air Strings produced cables that are quicker and more resolving, with greater texture and body. This refinement enhances dynamics and transient response while preserving a smooth, fatigue-free presentation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQuantum Tunneling—SRX XL High Voltage Conditioning\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe SRX XL High Voltage Conditioning process represents Synergistic Research’s most advanced treatment, applying 1,000,000 volts of electricity at carefully chosen frequencies and pulse modulations over extended durations. This creates pathways within the conductor material and contact points at the molecular level, enabling freer electron flow. Building on the original SRX process, the XL version introduces longer duration sweeping frequency plots and enhancements to the Tesla Coil, resulting in an even more open and accurate sound. Foundation XL cables benefit from this same conditioning method, a key factor in their substantial performance gains and voicing that approaches the flagship SRX XL series.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIncluded Carbon Tuning Discs—Tune to Perfection\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFoundation XL interconnects, speaker cables, and power cables include Carbon Tuning Discs derived from the Atmosphere SX loom where they help define the series’ signature sound. Each disc incorporates patented UEF technology and is treated with a specialized UEF compound that interacts with EM fields to elevate performance. Constructed from conductive carbon fiber, the discs intensify this interaction, further improving system transparency and refinement. Gold Carbon Tuning Discs enrich harmonic texture while adding holographic realism, while Purple Carbon Tuning Discs extend clarity and soundstage openness even further for heightened detail and dimensionality.\u003c\/span\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn11.bigcommerce.com\/s-6naz0isypk\/images\/stencil\/original\/image-manager\/synergistic-research-foundation-xl-tuning-discs-1757527105457.jpg?t=1757527105\" alt=\"Synergeistic Research Foundation XL Interconnect Cables, carbon tuning discs\" width=\"1200\" height=\"700\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUpgrade Your XLR—SR XLR\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cspan\u003e$400 add-on \/ pair\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eNot all connectors are created the same. After extensive research into connector design, high-purity, high-conductivity, low-mass silver was selected as the foundation for SR20 RCA and XLR connectors, ensuring greater accuracy and refined musical detail. Teflon insulation is employed for its excellent dielectric properties, while the specialized design maximizes contact area between wire and plug, allowing the full musical signal to pass through. These premium connectors come standard on flagship interconnects and can also be added as a performance-focused upgrade to other cable series interconnects.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications: \u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eSilver Air String Conductors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e8 each RCA, 12 each XLR: 99.9999% pure monocrystalline silver\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eGeometry\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e8 separate conductors RCA \/ 12 separate conductors XLR\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eDielectric\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eAir sealed \/ Teflon\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eShielding\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSilver Braid – Quantum Tunneled\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eAdditional Shielding\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSRX XL UEF Matrix Shield with Graphene\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eConnectors\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSilver Plated RCA or Neutrik NC3FX-BAG \/ NC3MX-BAG XLR connectors\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eBuild Notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e16 (RCA) \/ 24 (XLR) point-to-point hand soldered connections\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eShielding Technology\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSRX XL Matrix Shielding: Graphene UEF coating applied directly to connectors reduces noise floor, allows purer signal with more warmth and detail\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eSilver Solder\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e4%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eHand Build Time\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e3 hours\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003ePost-Production Process\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSRX XL Quantum Tunneling: 1,000,000 volts applied at specific frequencies and pulse modulations, creating molecular-level “canal” for freer electron flow and improved realism\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eAdditional Treatment\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSecondary UEF Blue Treatment (developed for SR Blue Fuses)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eBurn-in\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e5 day burn-in, 2-step process\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eHand crafted in California factory\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"The 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