{"product_id":"e80cf-telefunken-germany-bottom-nos-gold-pins-with-warranty-sheet-1965-v1","title":"(!!) (SINGLE) E80CF=7643 Telefunken Germany \u003c\u003e bottom NOS Gold Pins with warranty sheet 1965 (13.0\/11.4ma) (6BL8 sub)","description":"\u003cp\u003e1 tube) E80CF=7643 Telefunken Germany \u0026lt;\u0026gt; bottom NOS Gold Pins with warranty sheet 1965\u003c\/p\u003e\n\u003cp\u003etriode) 13.0ma Gm=5000\u003c\/p\u003e\n\u003cp\u003epentode) 11.4ma Gm=6700\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003eGood Triode section Ma and Gm = 12-13ma Gm= 4500-5000\u003cbr\u003e\u003cbr\u003eGood Pentode section Ma and Gm = 9-11ma Gm = 6000-6500\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e(The E80CF is a \"SPECIAL QUALITY\" medium-mu triode\/pentode. Specs are similar to 6BL8=ECF80)\u003cbr\u003e\u003cbr\u003e- McIntosh MR-67 tuner\u003c\/p\u003e","brand":"Tube World","offers":[{"title":"Default Title","offer_id":48997105402108,"sku":"E80CFsiem","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/3_d1396b31-f3aa-455c-98ee-605343af4b55.jpg?v=1776451638","url":"https:\/\/tubeworldexpress.com\/products\/e80cf-telefunken-germany-bottom-nos-gold-pins-with-warranty-sheet-1965-v1","provider":"Tube World Express","version":"1.0","type":"link"}