{"product_id":"lot-of-3-untested-western-electric-tubes-6141-427a-f-55789-hin-ks-21081-2d21","title":"Lot of (3) Untested Western Electric Tubes 6141\/427A F-55789 HIN KS-21081 (2D21)","description":"\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003eLot of (3) \u003cstrong\u003eUNTESTED\u003c\/strong\u003e Western Electric Tubes.\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 included are:\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003e(1) 6141\/427A Date Code 252 (produced Oct. - Dec. of 1952)\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003e(1) F-55789 Date Code 6352 (produced Oct. - Dec. of 1952)\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003e(1) KS-21081 Date Code 6-78 (June of 1978). This is a 7 pin solid state replacement for a 2D21 which was part of Western Elec.'s HIN system (Hybrid Integrated Network AKA Fetron).\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 are being sold \u003cstrong\u003eUNTESTED\u003c\/strong\u003e. Working condition unknown.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cb\u003e~ Please view all 5 photos ~\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003eBe sure to check out all of our\u003cb\u003e \u003c\/b\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/classiccurrents.com\/collections\/western-electric-vacuum-tubes\" title=\"Western Electric Tubes\"\u003eWestern Electric\u003c\/a\u003e\u003c\/strong\u003e\u003cb\u003e \u003c\/b\u003etubes.\u003c\/div\u003e","brand":"Classic Currents","offers":[{"title":"Default Title","offer_id":47626451943679,"sku":null,"price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/5999\/3343\/files\/s-l1600-47_222c8290-899e-4b88-9675-204632114bd8.webp?v=1764914216","url":"https:\/\/classiccurrents.com\/products\/lot-of-3-untested-western-electric-tubes-6141-427a-f-55789-hin-ks-21081-2d21","provider":"Classic Currents","version":"1.0","type":"link"}