{"product_id":"best-pair-1-ecc83-12ax7-telefunken-germany-smooth-plates-nos-1966-1969-1-2-1-3ma-and-1-2-1-3ma-phono-grade-1-2-matched-close-gm-matching","title":"(!!!!!) (Best Pair #1) ECC83=12AX7 Telefunken Germany \u003c\u003e smooth plates NOS 1966-1969 (1.2\/1.3ma and 1.2\/1.3ma) (phono grade) 1-2% matched (Close Gm matching)","description":"\u003cp\u003e1 low noise pair) ECC83=12AX7 Telefunken Germany \u0026lt;\u0026gt; smooth plates NOS 1966-1969 in Telefunken boxes - fairly good printing on both tubes\u003c\/p\u003e\n\u003cp\u003e1 tube) 1.2\/1.3ma Gm=1600\/1700 (1966) \u003c\/p\u003e\n\u003cp\u003e1 tube) 1.2\/1.3ma Gm=1700\/1700 (1969)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eGood NOS Ma = 1.0mA+\u003c\/p\u003e\n\u003cp\u003eGood NOS Gm = 1500-1600+\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e \u003c\/p\u003e\n\u003cp\u003eRecommended for:\u003c\/p\u003e\n\u003cp\u003eS Electronics Z5600a II Tube Condenser mic\u003cbr\u003eVeloce Audio Line Stage and Phono Amp\u003cbr\u003eNagra PL-L preamp\u003cbr\u003eVTL 7.5 preamp\u003cbr\u003eMFA preamp\u003cbr\u003eOrange amps\u003cbr\u003eConrad Johnson Premier 15 phono preamp\u003cbr\u003ePilot SP-210 preamp\u003cbr\u003eJadis preamp\u003cbr\u003eAesthetix Rhea, Io, Calypso\u003cbr\u003eGeorge Wright phono\u003cbr\u003eTHD Plexi-50\u003cbr\u003eMXL V69 Mogami Edition \u003cbr\u003eTubetech CL1B\u003cbr\u003eAudio Thrills phono\u003cbr\u003eAKG mic\u003cbr\u003eBellari VP130 phono\u003c\/p\u003e","brand":"Tube World","offers":[{"title":"ECC83=12AX7 Telefunken Germany smooth plates","offer_id":49266972131580,"sku":"12ax7tele_pr","price":698.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/6_78361ec7-6c1e-4720-91e5-ba1c3e68b4ee.jpg?v=1783706037","url":"https:\/\/tubeworldexpress.com\/products\/best-pair-1-ecc83-12ax7-telefunken-germany-smooth-plates-nos-1966-1969-1-2-1-3ma-and-1-2-1-3ma-phono-grade-1-2-matched-close-gm-matching","provider":"Tube World Express","version":"1.0","type":"link"}