{"product_id":"grado-lineage-epoch4-moving-iron-cartridge","title":"Grado Lineage Epoch4 Moving Iron Cartridge","description":"\u003cp\u003eThe Grado Epoch4 represents the pinnacle of the Lineage Series. Handmade around a carefully engineered Brazilian ebony body, its low-output moving-iron system is designed for exceptional control, spatial definition and a natural musical balance. A nude Shibata diamond on a sapphire cantilever follows the groove with precision, while a gold-plated high-purity copper signal path supports the cartridge's refined presentation.\u003c\/p\u003e\u003ch2\u003eReference-level moving-iron design\u003c\/h2\u003e\u003cp\u003eUnlike conventional moving-coil designs, the Grado flux-bridger generator uses a moving-iron element with fixed coils. The Epoch4 is a low-output model and needs an appropriately matched high-gain phono stage.\u003c\/p\u003e\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCartridge technology: low-output moving iron\u003c\/li\u003e\n\u003cli\u003eBody: Brazilian ebony wood\u003c\/li\u003e\n\u003cli\u003eStylus: nude Shibata diamond\u003c\/li\u003e\n\u003cli\u003eCantilever: sapphire\u003c\/li\u003e\n\u003cli\u003eOutput: 1.0mV at 5cm\/s\u003c\/li\u003e\n\u003cli\u003eFrequency response: 5Hz–75kHz\u003c\/li\u003e\n\u003cli\u003eRecommended input load: 10kΩ–47kΩ\u003c\/li\u003e\n\u003cli\u003eDC resistance: 95Ω\u003c\/li\u003e\n\u003cli\u003eInductance: 8mH\u003c\/li\u003e\n\u003cli\u003eCartridge weight: 12g\u003c\/li\u003e\n\u003cli\u003eTracking force: 1.6–1.9g\u003c\/li\u003e\n\u003cli\u003eCompliance: 20µm\/mN\u003c\/li\u003e\n\u003cli\u003eInternal wiring: Ultra-high-purity copper with gold plating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSystem matching and ordering\u003c\/h2\u003e\u003cp\u003eThe Epoch4 is a specialist cartridge for demanding analogue systems. Tonearm geometry, cartridge mass, mounting clearance and phono gain should be checked before purchase. Please contact Kronos AV to discuss installation, matching and special-order availability.\u003c\/p\u003e","brand":"Grado","offers":[{"title":"Stereo","offer_id":57680277569909,"sku":"78087","price":11700.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2222\/0805\/files\/grado-epoch4-lineage.png?v=1792423137","url":"https:\/\/www.kronosav.com\/products\/grado-lineage-epoch4-moving-iron-cartridge","provider":"Kronos AV","version":"1.0","type":"link"}