{"product_id":"gold-lion-ecc83-12ax7-cv4004","title":"Gold Lion ECC83 \/ 12AX7 \/ CV4004","description":"\u003ch1\u003eGold Lion ECC83 \/ 12AX7 \/ CV4004\u003c\/h1\u003e\n\u003cp\u003eThese tubes tested extremely low in noise and microphonics across the board, so we do not have any Driver\/Buffer 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\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\n\u003cp\u003ePrice includes matching in any quantity you need at \u003cstrong\u003eno extra charge.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Gold Lion","offers":[{"title":"Gold Grade \/ No Cryo","offer_id":40189180051640,"sku":"GOLDLIONCV4004 G","price":59.95,"currency_code":"USD","in_stock":true},{"title":"Gold Grade \/ Yes Cryo","offer_id":40189180084408,"sku":"GOLDLIONCV4004 GC","price":67.95,"currency_code":"USD","in_stock":true},{"title":"Platinum Grade \/ No Cryo","offer_id":40189180117176,"sku":"GOLDLIONCV4004 P","price":69.95,"currency_code":"USD","in_stock":true},{"title":"Platinum Grade \/ Yes Cryo","offer_id":40189180149944,"sku":"GOLDLIONCV4004 PC","price":77.95,"currency_code":"USD","in_stock":true},{"title":"Kevin's Stash \/ No Cryo","offer_id":40189180182712,"sku":"GOLDLIONCV4004 KS","price":89.95,"currency_code":"USD","in_stock":true},{"title":"Kevin's Stash \/ Yes Cryo","offer_id":40189180215480,"sku":"GOLDLIONCV4004 KSC","price":97.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1564\/1247\/products\/gltube.webp?v=1741630837","url":"https:\/\/upscaleaudio.pro\/products\/gold-lion-ecc83-12ax7-cv4004","provider":"Upscale Audio","version":"1.0","type":"link"}