{"product_id":"paradigm-reference-studio-sub15-subwoofer-pre-owned","title":"Pre-Owned Paradigm Reference Studio Sub 15 Subwoofer","description":"\u003cp\u003e\u003cstrong\u003ePre-Owned Paradigm Reference Studio Sub 15 Subwoofer\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis unit is sold as-is.\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003e In-store collection preferred.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCondition Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Subwoofer\u003c\/li\u003e\n\u003cli\u003e1 × Grille (broken pins)\u003c\/li\u003e\n\u003cli\u003e1 × Power cable\u003c\/li\u003e\n\u003cli\u003eNo manual\u003c\/li\u003e\n\u003cli\u003eNo original packaging\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eChip on the back of the unit above the amplifier module\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eHigh-Excursion Bass Drivers\u003c\/h2\u003e\n\u003cp\u003eThese proprietary drivers were designed, engineered and manufactured by Paradigm in North America: 12˝ (308 mm) in the SUB 12 and 15˝ (380 mm) in the SUB 15. With unwanted resonances, standing waves and micro-distortions non-existent, these subwoofers display incredible definition, awe-inspiring dynamics, lightning-fast speed and gut-wrenching power.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral-Filled Co-Polymer Polypropylene Cones with RCR™ Resonance Control Ribs:\u003c\/strong\u003e Engineered for very high power, the high-stiffness design is intrinsically low in distortion, allowing the bass cone to respond instantly to the starts and stops of even the leading edge of changing bass notes.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLarge High-Pressure Die-Cast Aluminum Chassis\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Voice-Coil Design — 3-Inch (76 mm) Aluminum Voice Coils:\u003c\/strong\u003e Wound on high-temperature Kapton® formers in an oversize configuration, the multi-layer voice coils provide exceptional linearity and motor strength.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Multi-Layer Polyurethane-Composite Elliptical Surrounds and Dual Oversize Spiders:\u003c\/strong\u003e Optimized using Finite Element Analysis (FEA), the surrounds' multi-layer composite matrix, with its high-tech surface treatment, encourages staggering peak-to-peak excursion — with exceptional linearity and cone control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Aluminum Shorting Rings:\u003c\/strong\u003e Situated around the voice coil, the rings improve linearity and heat dissipation, and help reduce voice coil inductance and distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary AVS™ Airflow Ventilation System Cooling:\u003c\/strong\u003e Large built-in ribs increase the heat dissipation surface, providing forced-air cooling during large musical transients and chassis convection cooling at all other times.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtruded-Aluminum Center Heatsinks:\u003c\/strong\u003e Provide internal forced-air cooling to drive heat away from the FEA-optimized pole piece, increasing power handling while reducing distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35-lb (15.8 kg) Magnet Assemblies with Balanced Field Geometry:\u003c\/strong\u003e FEA-optimized to produce a powerful high-density symmetrical magnetic forcefield while minimizing inductive distortion. Transient and phase response, power handling and output linearity are all exceptional.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"padding: 10px; text-align: left; border: none;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding: 10px; text-align: left; border: none;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eDesign\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eSingle high-excursion driver, sealed enclosure, patented built-in Ultra-Class-D™ power amplifier, USB port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eAmplifier Output\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003e3,400 watts Dynamic Peak \/ 1,700 watts RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eAmplifier Features\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eAuto-On\/Off, Trigger-On\/Off, soft clipping, electrical shorting protection, thermal protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eBass Driver\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003e380 mm (15 in) RCR™ mineral-filled co-polymer polypropylene cone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eLow-Frequency Extension\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003e12 Hz (DIN)*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eSubwoofer Cut-Off Frequency\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eVariable 35 Hz – 150 Hz; Bypass Option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eSub \/ Sat Phase Alignment\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eVariable 0° – 180°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eLine-Level Input\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eRCA (S\/E) Left and Right or Sub-Out \/ LFE or Balanced XLR. From Sub-Out \/ LFE-Out of preamp\/processor or other line-level source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eLine-Level Input Sensitivity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003e100 mV mono\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eLine-Level Input Impedance\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eRCA: 10k ohms; XLR: 20k ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003e49.5 cm × 49.5 cm × 55.9 cm \/ 19-1\/2 in × 19-1\/2 in × 22 in (includes feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003eWeight (Unpacked)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: none;\"\u003e46.7 kg \/ 103 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003csmall\u003e*Measured to DIN standard. Specifications subject to change without notice.\u003c\/small\u003e\u003c\/p\u003e","brand":"Paradigm","offers":[{"title":"Default Title","offer_id":42896255942750,"sku":null,"price":20000.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2577\/1494\/files\/IMG-5923.heic?v=1781533201","url":"https:\/\/www.ultrasound.co.za\/products\/paradigm-reference-studio-sub15-subwoofer-pre-owned","provider":"Ultra Sound \u0026 Vision","version":"1.0","type":"link"}