{"product_id":"grado-prestige-red4-phono-cartridge","title":"Grado Prestige Red4 Phono Cartridge","description":"\u003ch2\u003e\n\u003ca name=\"Xee5581021ec53733148222b48e497ba12b8331b\"\u003e\u003c\/a\u003eGrado Prestige Red4 Moving Iron Phono Cartridge\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"what-you-need-to-know\"\u003e\u003c\/a\u003eWhat You Need to Know\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"the-sweet-spot-of-grados-prestige-series\"\u003e\u003c\/a\u003eThe Sweet Spot of Grado’s Prestige Series\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe Grado Prestige Red4 Moving Iron Phono Cartridge is the step-up model in Grado’s hand-built Prestige line—and for many listeners, the ideal balance of price and refinement. Assembled at Grado’s family-owned Brooklyn factory, the Red4 delivers a clear, controlled, and richly musical sound with the smooth, natural top end Grado is loved for.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eIf you want more polish than an entry-level cartridge without stretching the budget, the Red4 hits the mark.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"Xc681f16aac2544d5594e6a79fe57da9fbac4361\"\u003e\u003c\/a\u003eMoving Iron Design: The Best of Both Worlds\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe Red4 uses Joseph Grado’s patented flux-bridger moving iron generator. The coils stay fixed while a tiny, ultra-low-mass iron element moves in the magnetic field—giving you the speed and inner detail associated with moving coils, with the easy compatibility and 4.0mV output of a moving magnet.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eYou’ll hear clear detail, confident bass, and Grado’s signature midrange warmth on every record.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"upgraded-internals-for-the-4-series\"\u003e\u003c\/a\u003eUpgraded Internals for the 4 Series\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe new 4 Series brings real improvements throughout: an internal signal path of ultra-high-purity OCC copper, cryogenic treatment of key components, and added internal damping for a quieter, cleaner presentation than previous generations.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"user-replaceable-upgradeable-stylus\"\u003e\u003c\/a\u003eUser-Replaceable, Upgradeable Stylus\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe Red4’s elliptical stylus replaces in seconds with no tools. Every Prestige Series stylus is interchangeable—so the flagship Gold4 stylus is a simple drop-in upgrade whenever you’re ready.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"hand-built-in-brooklyn-new-york\"\u003e\u003c\/a\u003eHand-Built in Brooklyn, New York\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eEvery Prestige Red4 is assembled and tested by hand at Grado Labs in Brooklyn—some of Grado’s craftspeople have been building cartridges for over 25 years.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"building-your-system\"\u003e\u003c\/a\u003eBuilding Your System\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe Red4 works with any turntable with a standard MM phono input, and its light tracking force is gentle on records. It’s also available in a P-mount version for compatible tonearms.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eIt’s an excellent match for popular mid-tier turntables, adding refinement and musicality without demanding anything special from the rest of your system.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"features-specifications\"\u003e\u003c\/a\u003eFeatures \u0026amp; Specifications\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eFlux-Bridger Moving Iron Generator\u003c\/b\u003e\u003cbr\u003eMoving coil speed and detail with moving magnet convenience.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eElliptical Diamond Stylus\u003c\/b\u003e\u003cbr\u003eClear detail and a smooth, natural top end with confident tracking.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eOCC Copper Signal Path with Cryogenic Treatment\u003c\/b\u003e\u003cbr\u003eNew 4 Series internals for a cleaner, quieter presentation.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eUser-Replaceable, Interchangeable Stylus\u003c\/b\u003e\u003cbr\u003eSwap in seconds—or drop in the flagship Gold4 stylus later.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eHand-Built in Brooklyn, USA\u003c\/b\u003e\u003cbr\u003eAssembled and tested at Grado’s family-owned factory, est. 1953.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eStandard ½-Inch or P-Mount\u003c\/b\u003e\u003cbr\u003eCompatible with virtually any tonearm.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"specifications\"\u003e\u003c\/a\u003eSpecifications\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eType: High Output Moving Iron (MI)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eStylus: Elliptical Diamond (user-replaceable)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eCantilever: Aluminum\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eOutput: 4.0mV\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eLoad Impedance: 10k–47k ohms (standard MM input)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eMounting: Standard ½-inch (P-mount version available)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eTracking Force: 1.6–1.9 grams\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eWeight: 6 grams\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"frequently-asked-questions\"\u003e\u003c\/a\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eDo I need a special phono preamp?\u003c\/b\u003e\u003cbr\u003eNo. The Red4’s 4.0mV high output works with any standard moving magnet (MM) phono input.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eHow does the Red4 compare to the Green4?\u003c\/b\u003e\u003cbr\u003eThe Red4 sits a tier above the Green4 in Grado’s line, voiced for greater control and clarity with a smoother, more refined top end.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eHow does it compare to the Gold4?\u003c\/b\u003e\u003cbr\u003eThe Gold4 steps up to a four-piece OTL cantilever assembly, a precision-machined generator, and coils wound using techniques from Grado’s flagship Lineage Series—worth the stretch for maximum Prestige performance.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eWho is the Red4 designed for?\u003c\/b\u003e\u003cbr\u003eIt’s ideal for vinyl listeners who want a noticeable refinement over entry-level cartridges while keeping the budget sensible.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"why-audio-advisor\"\u003e\u003c\/a\u003eWhy Audio Advisor?\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e40+ Years of Expertise – Helping music lovers build better systems since 1981.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e60-Day Money-Back Guarantee – Hear it in your own system with confidence.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eReal Product Experts – Friendly advice before and after your purchase.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFree Shipping – On qualifying orders over $49.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFlexible Financing – Convenient payment options available.\u003c\/p\u003e","brand":"Grado Labs","offers":[{"title":"New","offer_id":45982943969453,"sku":"NEW-GRRED4","price":190.0,"currency_code":"USD","in_stock":true},{"title":"Demo","offer_id":45982944002221,"sku":"DEMO-GRRED4","price":190.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/GRRED4_01_angle_2026__00544.1777046333.1280.1280_f27d9b1c-d208-4148-b8ed-d279f4f7bff8.jpg?v=1778167688","url":"https:\/\/www.audioadvisor.com\/products\/grado-prestige-red4-phono-cartridge","provider":"Audio Advisor","version":"1.0","type":"link"}