{"product_id":"ortofon-st-80-step-up-transformer-sut","title":"Ortofon ST-80 Step-up transformer SUT","description":"\u003cp\u003eOrtofon ST-80 Special Edition Moving Coil Transformer\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe Ortofon ST-80 Special Edition is a high-performance step-up transformer designed to unlock the full potential of moving coil cartridges. Built for serious analogue systems, it enhances signal gain while preserving detail, tonal balance, and musical integrity.\u003c\/p\u003e\n\u003cp\u003eAt its core, the ST-80 SE features an upgraded transformer design with a larger bobbin, increased coil windings, and a multi-layer permalloy core. These enhancements deliver a more detailed, full-bodied sound with improved warmth and clarity, while maintaining excellent signal purity.\u003c\/p\u003e\n\u003cp\u003eThe transformer is housed within a magnetically shielded permalloy case and encased in a solid 10mm thick aluminium cylinder. This construction provides exceptional isolation from external interference, ensuring a low noise floor and stable performance. Its substantial weight further improves stability, preventing movement once installed.\u003c\/p\u003e\n\u003cp\u003eDesigned as a true dual mono unit, the ST-80 SE offers outstanding channel separation, contributing to a more precise and focused stereo image. Internally, it uses Teflon-insulated, solid-core OFC copper wiring with gold plating, alongside high-quality gold-plated RCA terminals, ensuring optimal signal transmission throughout.\u003c\/p\u003e\n\u003cp\u003eThe ST-80 SE is compatible with a wide range of high-end moving coil cartridges, including Ortofon’s Cadenza, SPU, and Exclusive Series models. It is particularly well suited to premium analogue setups, delivering increased gain without introducing distortion.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-end moving coil step-up transformer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpgraded permalloy core with increased coil windings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarger bobbin design for improved performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePure dual mono construction for maximum channel separation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMagnetically shielded permalloy case\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e10mm thick aluminium housing for vibration and noise isolation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTeflon-insulated, gold-plated OFC copper internal wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-quality gold-plated RCA terminals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with a wide range of MC cartridges\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency Response: 10 Hz – 100 kHz (+0.5 dB \/ -2.5 dB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGain: 27 dB (47 kΩ \/ 1 kHz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Impedance: 2 Ω – 6 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLoad Impedance: \u0026gt; 47 kΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChannel Balance: \u0026lt; 0.5 dB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChannel Separation: \u0026gt; 90 dB (1 kHz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions: 153 x 95 x 110 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 1.36 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBuild \u0026amp; Design:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCore Material: Multi-layer permalloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHousing: 10mm aluminium cylinder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShielding: Magnetic permalloy case\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInternal Wiring: Gold-plated OFC copper with Teflon insulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfiguration: Dual mono\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat’s Included:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eOrtofon ST-80 Special Edition Transformer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDocumentation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: This product is available for in-store demonstration. Visit the Spinning Room showroom in Leeds to experience the ST-80 SE in person.\u003c\/p\u003e","brand":"Ortofon","offers":[{"title":"Default Title","offer_id":58297858130304,"sku":"RTF-ST-80-STP","price":1549.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/6926\/1184\/files\/rs_w_1200_h_1200_ce908b16-87f0-4418-bdeb-f2b40ec73e2c.png?v=1781876638","url":"https:\/\/thespinningroomhifi.co.uk\/products\/ortofon-st-80-step-up-transformer-sut","provider":"The Spinning Room Hifi","version":"1.0","type":"link"}