{"product_id":"best-single-2-6ew7-sylvania-big-bottle-nos-1960s-5-3-46ma-highest-ma-and-gm-copy","title":"(!!) (Best Single #3) 6EW7 Sylvania BIG BOTTLE NOS 1960's (3.8\/49ma)","description":"\u003cp\u003e1 tube) 6EW7 Sylvania BIG BOTTLE NOS 1970's\u003c\/p\u003e\n\u003cp\u003e1 triode section) 3.8ma Gm=1800\u003c\/p\u003e\n\u003cp\u003e1 triode section) 49ma Gm=8900\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTested on Amplitrex AT1000\u003c\/p\u003e\n\u003cp\u003eSection 1 reference = 4-6ma and Gm=1700-2100\u003c\/p\u003e\n\u003cp\u003eSection 2 reference = 45-50ma and Gm=7000-8000\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e(6EW7 is a close substitute to the 6DE7)\u003cbr\u003e\u003cbr\u003e- Woo Audio 6\u003cbr\u003e- Woo Audio 6 SE\u003cbr\u003e\u003cbr\u003eRCA made skinny bottle 6EW7\u003cbr\u003eSylvania made FAT BOTTLE 6EW7\u003c\/p\u003e","brand":"Tube World","offers":[{"title":"Default Title","offer_id":48975317663996,"sku":"6EW7","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/3_062fb875-cb52-4907-979c-20225d9fbf26.jpg?v=1776274645","url":"https:\/\/tubeworldexpress.com\/products\/best-single-2-6ew7-sylvania-big-bottle-nos-1960s-5-3-46ma-highest-ma-and-gm-copy","provider":"Tube World Express","version":"1.0","type":"link"}