{"product_id":"e90f-6bh6-philips-holland-nos-p2","title":"(!!) (Best Pair #2) E90F=6BH6 Philips Holland NOS 1963 (6.5\/6.8ma) (Marantz 8B)","description":"\u003cp\u003e1 pair) E90F=6BH6 Philips Holland NOS 1963 (Heerlen plant)\u003c\/p\u003e\n\u003cp\u003e1 tube) 6.5ma Gm=4500\u003c\/p\u003e\n\u003cp\u003e1 tube) 6.8ma Gm=4300\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTested on Amplitrex\u003c\/p\u003e\n\u003cp\u003eGood Ma = 6.5-7.5ma\u003c\/p\u003e\n\u003cp\u003eGood Gm = 4000-4500\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003e(best tube for a Marantz 8B)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Tube World Express","offers":[{"title":"Default Title","offer_id":48807020331260,"sku":"7693pair","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/3_fb8255ba-2466-45cc-9324-4a5d5c88659f.jpg?v=1771870985","url":"https:\/\/tubeworldexpress.com\/products\/e90f-6bh6-philips-holland-nos-p2","provider":"Tube World Express","version":"1.0","type":"link"}