{"product_id":"tung-sol-12au7w-6189","title":"Tung-Sol 12AU7W \/ 6189","description":"\u003ch1\u003e\u003cstrong\u003eTung-Sol 12AU7W\/6189  \u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003eFrom Russia with love. These current production 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\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 \u003cem\u003eNot available for this tube.\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\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eClick here for a more in depth discussion on how we grade tubes.\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003ePrice includes matching in any quantity you need at \u003cstrong\u003eno extra charge.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Tung-Sol","offers":[{"title":"Platinum Grade \/ No Cryo","offer_id":21830519685,"sku":"TUNG-SOL 12AU7 P","price":39.95,"currency_code":"USD","in_stock":true},{"title":"Platinum Grade \/ Yes Cryo","offer_id":25415521936,"sku":"TUNG-SOL 12AU7 P CRYO","price":47.95,"currency_code":"USD","in_stock":true},{"title":"Gold Grade \/ No Cryo","offer_id":41659654144184,"sku":"TUNG-SOL 12AU7 G","price":29.95,"currency_code":"USD","in_stock":true},{"title":"Gold Grade \/ Yes Cryo","offer_id":41659654176952,"sku":"TUNG-SOL 12AU7 G CRYO","price":37.95,"currency_code":"USD","in_stock":true},{"title":"Kevin's Stash \/ No Cryo","offer_id":29530421461052,"sku":"TUNG-SOL 12AU7 KS","price":49.95,"currency_code":"USD","in_stock":true},{"title":"Kevin's Stash \/ Yes Cryo","offer_id":29530421526588,"sku":"TUNG-SOL 12AU7 KS C","price":57.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1564\/1247\/products\/8daecd69dde4f382928bd91ddccf1905.jpg?v=1741632615","url":"https:\/\/upscaleaudio.pro\/products\/tung-sol-12au7w-6189","provider":"Upscale Audio","version":"1.0","type":"link"}