{"product_id":"sophia-electric-12at7-tubes-interchangeable-with-european-ecc81-copy","title":"Demo Pair: Sophia Electric Grade B 12AT7 Tubes: Interchangeable with European ECC81","description":"\u003cp\u003e\u003ci\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0032\/4239\/3669\/files\/12AT7.pdf?v=1755024919\" target=\"_blank\"\u003e12AT7 Specification\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0032\/4239\/3669\/files\/12au7.pdf?13623322195092724609\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"12au7.pdf\"\u003e \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003e\u003ca href=\"\/reviews\/review_12AX7_12AU7.htm\"\u003eUser Reviews\u003c\/a\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003ePrice is for two matched Grade B 12AT7 tubes with a 30-day warranty.\u003c\/i\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ccenter\u003eCopyright@2026 Sophia Electric, Inc. All rights reserved.\u003c\/center\u003e","brand":"Sophia Electric","offers":[{"title":"Default Title","offer_id":48907126866170,"sku":null,"price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0032\/4239\/3669\/files\/12AT7.jpg?v=1755024704","url":"https:\/\/sophiaelectric.com\/products\/sophia-electric-12at7-tubes-interchangeable-with-european-ecc81-copy","provider":"Sophia Electric","version":"1.0","type":"link"}