{"product_id":"qed-silver-anniversary-xt-with-x-tube-technology-copy","title":"QED Performance Series Cable","description":"\u003cdiv style=\"width:100%; max-width:100%; display:block; box-sizing:border-box;\"\u003e\n\u003ch2 style=\"width:100%; max-width:100%; box-sizing:border-box;\"\u003eQED Performance Series\u003c\/h2\u003e\n\u003cp style=\"width:100%; max-width:100%; box-sizing:border-box;\"\u003eMost of a hi-fi budget goes on the boxes. The connections between them are usually an afterthought. The Performance Series is QED's answer to that gap: the tier where the engineering from the Reference range filters down far enough to matter, priced to sit sensibly alongside the equipment it is joining.\u003c\/p\u003e\n\u003cp style=\"width:100%; max-width:100%; box-sizing:border-box;\"\u003eIt covers the whole chain. Source into amplifier, amplifier out to speakers, and every digital link in between — coaxial, optical, HDMI, USB and Ethernet. One range, one design philosophy, and no point in the signal path where you have to drop back to something generic from the drawer.\u003c\/p\u003e\n\u003cp style=\"width:100%; max-width:100%; box-sizing:border-box;\"\u003eThe engineering is inherited rather than invented for the price. Performance interconnects run 99.999% oxygen-free copper in a quasi-balanced twisted pair with a low-density polyethylene dielectric, terminated in QED's own 24k gold-plated six-leaf RCA plugs. The optical cables use the PMMA acrylic fibre that was previously Reference-only. The digital coaxial holds a true 75 Ω characteristic impedance. These are Reference ideas, built for the systems they will actually go into.\u003c\/p\u003e\n\u003cp style=\"width:100%; max-width:100%; box-sizing:border-box;\"\u003eNo cable rescues a badly matched system or an untreated room, and the Performance Series is not sold on that promise. What it does is take the connection out of the list of variables. QED has been building cable in the UK since 1973 and publishes the numbers on what it makes — the technical table below is theirs, not ours.\u003c\/p\u003e\n\u003ctable style=\"width:100%; max-width:100%; border-collapse:collapse; table-layout:fixed; margin-top:24px; margin-bottom:24px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5; width:35%;\"\u003eITEM\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eDESCRIPTION\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eMain Features\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eReference-derived design\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eConductor geometry, dielectric materials and optical fibre developed for QED's Reference range, applied across the Performance tier.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eQuasi-balanced twisted pair\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eAnalogue interconnect geometry that rejects common-mode noise picked up where signal cables share a rack with mains and power supplies.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eDirectional electrostatic screening\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eAluminium\/Mylar wrap with an oxygen-free copper drain wire grounded at the source end only, giving screen noise a single exit route.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eQED six-leaf RCA plugs\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e24k gold-plated sprung ground ring in a sculptured alloy barrel, for a contact that stays tight through repeated re-patching.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eFull signal-path coverage\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eAnalogue, coaxial, optical, HDMI, USB, Ethernet and speaker cable specified as one family, so a system can be wired end to end in a single range.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eLong-run HDMI options\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eActive and active-optical HDMI versions carry Ultra High Speed video over runs up to 15 m, for projector drops and rack-to-screen installations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width:100%; max-width:100%; border-collapse:collapse; table-layout:fixed; margin-top:24px; margin-bottom:24px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5; width:35%;\"\u003eDETAIL\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eVALUE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eRange Position\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eQED, United Kingdom, established 1973\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eSits above\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eConnect Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eSits below\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eReference, Signature and Supremus Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eRange Coverage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eAnalogue interconnects\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003ePerformance Audio Graphite, Performance Audio 40i, Performance Audio J2J, Performance J2P Graphite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eHeadphone extensions\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003ePerformance 3.5 mm, Performance 6.35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eDigital coaxial\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003ePerformance Digital Audio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eDigital optical\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003ePerformance Optical Graphite (stepped-index PMMA fibre)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eHDMI\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003ePerformance Premium, Performance Active, Performance HDMI Active Optical, Performance Ultra High Speed, Performance Optical Ultra High Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eData and streaming\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003ePerformance USB A-B Graphite, Performance Ethernet Graphite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eSpeaker cable\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eOriginal, Original Bi-Wire, Micro, Silver Micro, XT25, XT25 Bi-Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eMeasured Data – Performance Audio Graphite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eConductors\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e99.999% oxygen-free copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eDielectric\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eLow-density polyethylene (LDPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eGeometry\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eQuasi-balanced twisted pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eCapacitance\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e115 pF\/m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eInductance\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e0.74 µH\/m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eLoop resistance\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e0.160 Ω\/m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eDissipation factor\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e0.0012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eConnectors\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e24k gold-plated QED six-leaf RCA plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eAvailable lengths\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e0.6 m, 1 m, 3 m, 5 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eMeasured Data – Performance Digital Audio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eCharacteristic impedance\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eTrue 75 Ω ±2% co-axial construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eJitter\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eTypically 50 ps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eConductors\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003e99.999% oxygen-free copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eScreening\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eTwin electrical screening\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px; font-weight:600;\"\u003eConnectors\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eSix-leaf 24k gold RCA with stable ground ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px; font-weight:700; background:#f5f5f5;\"\u003eBest Suited For\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"border:1px solid #d9d9d9; padding:14px;\"\u003eTwo-channel stereo systems, dedicated cinema rooms, DAC and streaming setups, and rack installations where HDMI has to reach a projector.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n","brand":"QED","offers":[{"title":"1M","offer_id":48839600308469,"sku":null,"price":150.0,"currency_code":"ZAR","in_stock":true},{"title":"2M","offer_id":48839600341237,"sku":null,"price":300.0,"currency_code":"ZAR","in_stock":true},{"title":"3M","offer_id":48839600374005,"sku":null,"price":450.0,"currency_code":"ZAR","in_stock":true},{"title":"5M","offer_id":48839600406773,"sku":null,"price":750.0,"currency_code":"ZAR","in_stock":true},{"title":"10M","offer_id":48839600439541,"sku":null,"price":1500.0,"currency_code":"ZAR","in_stock":true},{"title":"20M","offer_id":48839600472309,"sku":null,"price":3000.0,"currency_code":"ZAR","in_stock":true},{"title":"50M","offer_id":48839600505077,"sku":null,"price":7500.0,"currency_code":"ZAR","in_stock":true},{"title":"100M","offer_id":48839600537845,"sku":null,"price":15000.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/1731\/0453\/files\/100.webp?v=1789547846","url":"https:\/\/shop.smartspaces.co.za\/products\/qed-silver-anniversary-xt-with-x-tube-technology-copy","provider":"Smart Spaces Shop","version":"1.0","type":"link"}