{"product_id":"tested-matched-pair-balanced-sylvania-25z5-tubes-with-boxes-codes-6-39-rectifier","title":"Tested Matched Pair Balanced 1956 Sylvania 25Z5 Tubes Boxes Codes 6-39 Rectifier","description":"\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eTested Matched Pair \u003cstrong\u003eBalanced\u003c\/strong\u003e Sylvania 25Z5 Tubes with Original Boxes.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eDate Codes 6-39 (39th week of 1956).\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eTubes are \u003cstrong\u003ebalanced\u003c\/strong\u003e and matched for testing (see below), date codes and internal structure - they are identical.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eThe boxes have some soft creases. One box has some tearing at the top - see photos.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003eTested on a calibrated Hickok TV-10 military tube tester\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cstrong\u003eno shorts\u003c\/strong\u003e\u003cspan\u003e at 1500-1500 and 1500-1500 where 800-800 is minimum pass\/good.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cstrong\u003e~ Please view all 10 photos ~\u003c\/strong\u003e\u003c\/div\u003e","brand":"Classic Currents","offers":[{"title":"Default Title","offer_id":47723590746367,"sku":null,"price":38.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/5999\/3343\/files\/s-l1600-65_0096cb08-ef5d-4f0b-a9f7-eadc0f9c870a.webp?v=1765395283","url":"https:\/\/classiccurrents.com\/products\/tested-matched-pair-balanced-sylvania-25z5-tubes-with-boxes-codes-6-39-rectifier","provider":"Classic Currents","version":"1.0","type":"link"}