{"product_id":"mullard-new-production-12au7-ecc82","title":"Mullard New Production 12AU7 \/ ECC82","description":"\u003cp\u003e\u003cstrong\u003eMullard 12AU7 \/ ECC82\u003c\/strong\u003e - Current production Russian re-issue. These tubes are quiet, they sound great, and are dependable... giving them Uncle Kevvy's seal of approval. A great choice for any 12AU7\/ECC82 circuit.\u003c\/p\u003e\n\u003cp\u003eThis tube tested extremely low in noise and microphonics across the board, so we do not have any Driver Grade.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlatinum grade -\u003c\/strong\u003e The best of the best. Lowest noise and microphony with the tightest triode balance we have available. This is typically 10% or tighter, but may be higher depending on available stock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGold grade -\u003c\/strong\u003e Low noise and microphonics with a triode balance typically between 15% and 20%, but may be higher depending on available stock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDriver\/Buffer grade -\u003c\/strong\u003e Lowest noise but not the lowest in microphony. Triode balance will be similar to Gold grade.\u003cbr\u003e\u003cem\u003eThis grade is only suitable for use in the driver stage of an amplifier, or the output\/buffer stage of a DAC or CD Player.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIf you have a preamp or phonostage, you need at least Gold grade.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/grading-and-matching-small-signal-tubes\" target=\"_blank\"\u003e\u003cstrong\u003eClick here for a more in depth discussion on how we grade tubes.\u003cbr\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Mullard","offers":[{"title":"Platinum Grade \/ No Cryo","offer_id":21831879813,"sku":"MULLARD 12AU7 P","price":35.95,"currency_code":"USD","in_stock":false},{"title":"Platinum Grade \/ Yes Cryo","offer_id":21831879749,"sku":"MULLARD 12AU7 P C","price":43.95,"currency_code":"USD","in_stock":true},{"title":"Gold Grade \/ No Cryo","offer_id":41659662008504,"sku":"MULLARD 12AU7 G","price":25.95,"currency_code":"USD","in_stock":true},{"title":"Gold Grade \/ Yes Cryo","offer_id":41659662041272,"sku":"MULLARD 12AU7 G C","price":33.95,"currency_code":"USD","in_stock":true},{"title":"Kevin's Stash \/ No Cryo","offer_id":29530418282556,"sku":"MULLARD 12AU7 KS","price":45.95,"currency_code":"USD","in_stock":true},{"title":"Kevin's Stash \/ Yes Cryo","offer_id":29530418315324,"sku":"MULLARD 12AU7 KS C","price":53.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1564\/1247\/products\/8933ab466ff30b9a4963c48ef8dfce29.jpg?v=1741632446","url":"https:\/\/upscaleaudio.pro\/products\/mullard-new-production-12au7-ecc82","provider":"Upscale Audio","version":"1.0","type":"link"}