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Power Cable Stage III Concepts POSEIDON
Description
Reference power cord with solid silver-palladium alloy conductors and vacuum dielectric
The Stage III Concepts A.S.P. Poseidon is a reference-class AC power cord, designed as the flagship of the Final Reference Line series marking the brand's 25th anniversary. The signal — or rather current — path is built from massive silver-palladium alloy conductors complemented by a vacuum dielectric, whose role is to minimise the influence of insulating material on energy transfer. The result is high current capability and precise control of the bass band, a quality the manufacturer cites as the main attribute of the entire design.
The construction builds on a multi-layer shielding system combined with mechanical resonance damping that has no equal among ordinary power cords. The shielding absorbs EMI and RFI interference, while the damping layers suppress mechanical vibration transmitted into the conductors. The cable is therefore well above standard in both size and weight, which relates directly to the number of layers used.
In terms of reproduction, the combination of low-impedance transfer and extremely well suppressed interference manifests itself in an exceptionally low noise floor. This reveals microdetail as well as macrodynamic transitions, clarifies the layering of the soundstage in depth and stabilises the localisation of instruments. Control is maintained across the entire frequency range, most notably in the low frequencies.
The Poseidon is made exclusively by hand in the USA, from the company's own proprietary components, with no mass-produced, commercially available parts. Such an approach predestines the cable for powering the most demanding audio components, where the purity of the power line and dynamic headroom are decisive.
Key features
- Conductors: Solid silver-palladium alloy conductors
- Dielectric: Vacuum dielectric for maximum current capability
- Shielding: Multi-layer shielding against EMI and RFI interference
- Damping: Mechanical resonance damping within the cable construction
- Manufacture: Hand-built in the USA with no off-the-shelf components
Specification
| Shield | Viacvrstvové tienenie s H.D.A. 100% fóliou odolnou voči radiácii + strieborné opletenie + vonkajšie tienenie ASPIS (karbonizovaný nylon / pokovovaná meď) |
|---|---|
| Conductors | 18× (6×3) hrubých kryogénne ošetrených strieborno-paládiových pásikových vodičov AeroStrandUltra™ (pomalá extrúzia) |
| Dielectric | Vákuové dielektrikum; vnútorné jadro z Nylonu a FEP Teflónu (vákuované na 675 mmHg) |
| Geometry | Krútená helix konfigurácia s 3 samostatne izolovanými vákuovými komorami + 3 samostatne tienené hrubé postriebrené uzemňovacie vodiče |
| Damping | Extrémne hustá mechanická tlmiaca vrstva z granulovanej HDA zliatiny, feritu a kremíka |
| Connector Housings | Ručne vyrábané puzdrá z vlastného polyméru a vlákien |
| Terminations | Kryogénne ošetrené AC/IEC konektory zo zliatiny striebra pokovované platinou a plnené keramikou (vlastná séria HYPERION) |
Stage III Concepts
The American company Stage III Concepts, founded in 1996 by the passionate audiophile and engineer Luis de la Fuente, represents the very pinnacle of the ultimate high-end cabling category. The brand has made history as the world’s first manufacturer to use pure silver ribbon conductors and air dielectric technology in its cable designs. Stage III Concepts’ philosophy rejects any form of mass production and relies exclusively on handcrafted manufacturing, proprietary patented solutions and uncompromising materials that ensure signal transmission without any electrical or mechanical distortion.
The brand’s comprehensive portfolio includes speaker, signal, power and digital cables designed for the most demanding audio systems on the planet. Stage III Concepts products utilise unique cryogenically treated monocrystalline silver conductors, advanced shielding comprising Teflon-air tubes, and solid protective sheaths filled with granules and mats that dampen micro-vibrations. The result is an extremely low noise floor, surgically precise spatial localisation, enormous dynamic headroom and sonic neutrality that allows the music to retain its full emotional impact. For listeners seeking a cable connection without any technical or acoustic compromises, Stage III Concepts cables represent the ultimate solution.
Manufacturer information (GPSR)