{"product_id":"grado-platinum4-cartridge","title":"Grado Platinum4 Cartridge","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eThis product is available to pre-order with an ETA of early May.\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePlatinum4 is part of the Grado Timbre Series, offering a balanced and accessible entry into Grado’s wood body cartridge designs. Built on decades of cartridge development, it delivers clarity, stability, and musicality while maintaining the tonal character that defines Grado cartridges.\u003c\/p\u003e\n\u003cp\u003eUtilizing Grado’s moving iron design, Platinum provides a consistent and reliable signal with low moving mass and long-term performance.\u003c\/p\u003e\n\u003cp\u003eOffered in both stereo and mono configurations, Platinum continues the tradition of Grado’s wood body cartridges.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance\u003c\/strong\u003e\u003cbr\u003ePlatinum4 is available in both high and low output configurations, allowing for compatibility across a wide range of phono stages.\u003c\/p\u003e\n\u003cp\u003eIts presentation is balanced and controlled, with clear detail and a smooth, natural top end. The midrange carries presence and body, while low frequencies remain defined and composed.\u003c\/p\u003e\n\u003cp\u003eRecordings are presented with stability and coherence, maintaining separation and imaging while allowing the character of the music to come through.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMoving Iron Design\u003c\/strong\u003e\u003cbr\u003eAll Grado cartridges utilize a moving iron design built on Joseph Grado’s patented flux-bridger principle.\u003c\/p\u003e\n\u003cp\u003eThis approach allows the cartridge to generate a precise signal with extremely low moving mass, while keeping the coil structure fixed. The result is a presentation that combines speed, control, and harmonic integrity without the fragility often associated with traditional moving coil systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDiamond \u0026amp; Cantilever\u003c\/strong\u003e\u003cbr\u003ePlatinum4 features a bonded elliptical diamond mounted to an aluminum cantilever.\u003c\/p\u003e\n\u003cp\u003eThe elliptical profile provides effective groove contact and reliable tracking, while the aluminum cantilever contributes to a stable and balanced presentation. This combination delivers clarity and control across a wide range of recordings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCoil \u0026amp; Internal Structure\u003c\/strong\u003e\u003cbr\u003eThe internal signal path is built using ultra-high purity 6N OCC copper, selected for its conductivity and consistency.\u003c\/p\u003e\n\u003cp\u003eEach cartridge undergoes cryogenic treatment and internal damping to reduce unwanted resonance and preserve signal integrity.\u003c\/p\u003e","brand":"Grado","offers":[{"title":"High Output","offer_id":53545823830384,"sku":"GRADO.PLATNIUM4.HO","price":749.0,"currency_code":"NZD","in_stock":true},{"title":"Low Output","offer_id":53545823863152,"sku":"GRADO.PLATNIUM4.LO","price":749.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/9593\/8453\/files\/grado-platinum4-cartridge-lifestyle.jpg?v=1775739196","url":"https:\/\/addictedtoaudio.co.nz\/products\/grado-platinum4-cartridge","provider":"Addicted To Audio NZ","version":"1.0","type":"link"}