Synergistic Research SRX IFT Bi-Wire Cables
Best high-end speaker cables for audiophiles seeking customizable, precision-tuned sound.
Experience unparalleled audio fidelity with the Synergistic Research SRX Slimline IFT Bi-Wire Cables. This compact design, derived from the renowned SRX geometry, features ten parallel pure silver conductors for exceptional sound. Handmade with 99.9999% pure American Silver, these cables undergo Quantum Tunneling and high voltage conditioning. Customize your sound with included Gold and Silver UEF Tuning bullets, allowing you to voice the cables for warmth or enhanced resolution, perfectly tailoring them to your audio system.
$2695.00
Owner Satisfaction
4.6
/ 5
Category Rank
1189
/ 5745
#1189 in Audio & Video Cables
Price vs Category Average
+397%
Above average
Conductor Material
99.9999
/ % Pure Silver (Monocrystal)
Who it's for
- Owners demanding premium build quality and long-term reliability
- Audiophiles seeking ultimate transparency and micro-dynamic detail
- Listeners prioritizing a silent noise floor and signal purity
Who should skip it
- Skeptics wary of diminishing returns on high-end investments
- Budget-conscious hobbyists seeking high-value performance
- Users wanting a simple, plug-and-play cable solution
Performance breakdown
Signal Purity
Monocrystal silver conductors ensure near-perfect signal transmission for high-end audio systems.
Voicing Flexibility
Included UEF bullets allow precise tonal adjustments to match your system.
Build Integrity
Handmade construction and premium WBT silver solder reflect exceptional manufacturing standards.
Noise Rejection
Third-generation UEF shielding effectively eliminates interference for a silent background.
Conductivity Treatment
Quantum Tunneling and high-voltage conditioning optimize electron flow from day one.
Physical Versatility
Compact geometry fits tight spaces but the short length limits placement options.
Key Specs
Conductor Material
99.9999% Pure Silver (Monocrystal)
Gauge
14 AWG
Shielding
UEF Active Shielding 3rd generation, UEF Ground Plane Technology
Conductor Count
Ten individual pure silver cables running in parallel
Solder
WBT Silver Solder (4%)
Country of Origin
USA
Cable Type
Bi-Wire Speaker Cable
Build Treatment
Quantum Tunneling and 5-day Burn In
Features
- Tunable voicing with included bullets
- Compacted SRX geometry
- Handmade pure silver conductors
- High voltage conditioning
- UEF Active Shielding technology
- Directional signal path
- Quantum Tunneling treatment
- 20 total cable geometries per pair
What customers say
Owners consistently describe the SRX IFT Bi-Wire Cables as delivering a transformative, system defining upgrade. The core focus is on sonic performance, specifically noting an astonishingly low noise floor which enhances micro-dynamics and transient speed. Listeners frequently report a holographic soundstage and effortless musicality, suggesting the technology removes an electronic veil from recordings. While build quality receives universal praise reflecting its premium nature, the extreme price point remains the primary friction. For dedicated enthusiasts seeking the absolute pinnacle of audio fidelity, the performance justifies the investment, positioning these cables as an endgame reference component rather than a mere accessory.
Know before you buy
The tuning bullets allow you to adjust the sonic character of the cables to better match your system. The Gold bullets typically provide a warmer, more musical presentation, while the Silver bullets offer increased resolution and high-frequency detail.
Bi-wiring separates the high and low-frequency signals into distinct paths, which helps reduce electromagnetic interference between the drivers. This results in improved clarity, better imaging, and a more controlled bass response compared to standard wiring.
While these cables undergo a 5-day high-voltage burn-in process at the factory, they will continue to settle and improve during the first few weeks of regular use in your home system.
Quantum Tunneling is a proprietary process that treats the conductor material at a molecular level to improve signal flow. It is designed to reduce resistance and phase distortion, resulting in a more transparent and natural sound.
UEF Active Shielding uses an external power source to bias the cable's shield, which helps to block high-frequency noise and interference. This creates a lower noise floor, allowing for finer details in your music to emerge more clearly.
Yes, these cables are directional to ensure the signal path is optimized for the specific geometry of the conductors. You should look for the directional arrows on the cable jacket to ensure the signal flows correctly from your amplifier to your speakers.
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$2695