{"product_id":"single-ecc189-6es8-amperex-holland-nos-1972-10-5-13-5ma","title":"(!!!!) (Single) ECC189=6ES8 Amperex Holland NOS 1972 (10.5\/13.5ma)","description":"\u003cp\u003e1 tube) ECC189=6ES8 Amperex Holland NOS 1972\u003c\/p\u003e\n\u003cp\u003e10.5ma Gm=11,500\u003c\/p\u003e\n\u003cp\u003e13.5ma Gm=13,000\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTested on Amplitrex\u003c\/p\u003e\n\u003cp\u003eGood Ma = 12ma\u003c\/p\u003e\n\u003cp\u003eGood Gm = 11,000-12,000\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e- 6ES8 is similar to 6DJ8\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e6ES8 has electrical ratings very similar to a 6DJ8=ECC88, 6ES8 have high Gm, low internal capacitances and low noise)\u003cbr\u003e(6ES8 were originally designed for used as cascode VHF amplifiers)\u003cbr\u003e(Vplate max=130V, Iplate max=22ma, Plate Dissipation max= 1.8watts)\u003cbr\u003e(Typical Operation Class A Amp: Vplate=90V, Vgrid=-1.2V, Iplate=15ma, Gm=12500)\u003cbr\u003e\u003cbr\u003e\"Thank you, I received the Telefunken ECC189 tubes today. Well packaged, and beautiful sounding valves.\u003cbr\u003eMany Thanks, John\" \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Tube World","offers":[{"title":"Default Title","offer_id":50983392903420,"sku":"6ES8","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/6_f97414e8-795b-4ced-9ad7-6cee3d8ce209.jpg?v=1786776601","url":"https:\/\/tubeworldexpress.com\/products\/single-ecc189-6es8-amperex-holland-nos-1972-10-5-13-5ma","provider":"Tube World Express","version":"1.0","type":"link"}