{"product_id":"12b4a-rp14","title":"(!) (Recommended Pair) 12B4A RCA NOS 1969-1971 (42ma and 47ma)","description":"\u003cp\u003e1 matched pair) 12B4A RCA NOS 1969-1971\u003c\/p\u003e\n\u003cp\u003e1 tube) 42ma Gm=7100\u003c\/p\u003e\n\u003cp\u003e1 tube) 47ma Gm=7500\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eMatched on Amplitrex\u003c\/p\u003e\n\u003cp\u003eVplate=140\u003c\/p\u003e\n\u003cp\u003eVgrid=-15V\u003c\/p\u003e\n\u003cp\u003eGood Ma range 25-40ma\u003c\/p\u003e\n\u003cp\u003eGood Gm = 6000\u003c\/p\u003e","brand":"Tube World","offers":[{"title":"Default Title","offer_id":528137217,"sku":"12B4","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/6_df4ab8ab-a0a1-4917-afb6-d9850eb3448f.jpg?v=1791353433","url":"https:\/\/tubeworldexpress.com\/products\/12b4a-rp14","provider":"Tube World Express","version":"1.0","type":"link"}