{"product_id":"grado-master4","title":"Grado Master4","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan class=\"citation-767\"\u003eThe \u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-767\"\u003eGrado Master4\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-767\"\u003e sits near the top of Grado Labs' \u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-767\"\u003eTimbre Series\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-767 citation-end-767\"\u003e, hand-assembled in Brooklyn, New York.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-766 citation-end-766\"\u003eIt is a high-end moving iron (MI) phono cartridge designed for audiophiles seeking moving-coil speed and detail paired with the rich, natural warmth characteristic of wood-body cartridges.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCore Technologies \u0026amp; Design\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp id=\"p-rc_18851bb04c0a3864-214\"\u003e\u003cb\u003eAmerican Osage Wood Body:\u003c\/b\u003e \u003cspan class=\"citation-765 citation-end-765\"\u003eThe cartridge is housed in a handcrafted American Osage wood body.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-764 citation-end-764\"\u003eThis extremely dense domestic hardwood naturally damps internal resonances without adding excess mass, giving the cartridge its controlled, biological warmth.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-764 citation-end-764\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cb\u003eMachined Boron Cantilever:\u003c\/b\u003e \u003cspan class=\"citation-763 citation-end-763\"\u003eUpgraded from the lower Sonata4 and Platinum4 models (which use aluminum), the Master4 features a machined boron cantilever with a 5-piece OTL (Optimized Transmission Line) assembly.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-762 citation-end-762\"\u003eBoron's extreme rigidity-to-weight ratio reduces tip mass, allowing faster transient response and improved tracking accuracy.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-764 citation-end-764\"\u003e\u003cspan class=\"citation-762 citation-end-762\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cb\u003eNude Elliptical Diamond Stylus:\u003c\/b\u003e \u003cspan class=\"citation-761 citation-end-761\"\u003ePairs with the boron cantilever to extract deep detail and complex harmonics from record grooves while keeping surface noise low.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-764 citation-end-764\"\u003e\u003cspan class=\"citation-762 citation-end-762\"\u003e\u003cspan class=\"citation-761 citation-end-761\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cb\u003eFlux-Bridger Moving Iron Design:\u003c\/b\u003e \u003cspan class=\"citation-760 citation-end-760\"\u003eUtilizes Grado's patented moving iron generator alongside cryogenically treated, 6N OCC (ultra-high-purity continuous cast) copper coils.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-759 citation-end-759\"\u003eThis design offers lower effective moving mass than standard Moving Magnet (MM) cartridges.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Grado","offers":[{"title":"Default Title","offer_id":47644484796578,"sku":null,"price":1450.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5351\/2866\/files\/Master4.webp?v=1789149060","url":"https:\/\/www.solaudio.ca\/products\/grado-master4","provider":"SolAudio","version":"1.0","type":"link"}