{"product_id":"tested-matched-pair-gray-smoke-national-union-6n7gt-g-tubes-and-boxes-codes-jr","title":"Tested Matched Pair Gray Smoke National Union 6N7GT\/G Tubes and Boxes Codes JR","description":"\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eTested Matched Pair of National Union 6N7GT\/G 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 JR. \u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eThe codes on the front tabs of the boxes (JR) are the same as the codes on the tubes, so you \u003ci\u003eknow\u003c\/i\u003e that these are the same boxes they left the factory with.\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 closely matched for mutual conductance (GM), date codes and internal structure - of which 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;\"\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;\"\u003eGray smoked glass envelopes with black rounded plates and bottom square D getters.\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;\"\u003eThese tubes test as NOS.\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\n\u003cspan style=\"font-family: Arial;\"\u003e\u003cspan\u003eTested on a calibrated Hickok TV-10 military tube tester and exhibiting no shorts or leaks with the following results:\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eGm Test = 1700-1675 and 1625-1625 micromhos\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-family: Arial;\"\u003e\u003cspan\u003eMinimum pass\/good = 950-950\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-family: Arial;\"\u003e\u003cspan\u003eNOS rating = 1425-1425\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\u003cb\u003e~ Please view all 8 photos ~\u003c\/b\u003e\u003c\/div\u003e","brand":"Classic Currents","offers":[{"title":"Default Title","offer_id":48863553519871,"sku":null,"price":78.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/5999\/3343\/files\/IMG_4947.jpg?v=1784670663","url":"https:\/\/classiccurrents.com\/products\/tested-matched-pair-gray-smoke-national-union-6n7gt-g-tubes-and-boxes-codes-jr","provider":"Classic Currents","version":"1.0","type":"link"}