{"product_id":"6em7-rca-v4","title":"6EM7 RCA coin-base NOS 1971 (3.2ma\/55ma)","description":"\u003cp\u003e6EM7 RCA coin-base NOS 1971 (DH)\u003c\/p\u003e\n\u003cp\u003e3.2ma Gm=2200 \u003c\/p\u003e\n\u003cp\u003e55ma Gm=7050 \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTested on Amplitrex\u003c\/p\u003e\n\u003cp\u003eGood Ma Triode 1: 1.5ma and Gm=1500\u003c\/p\u003e\n\u003cp\u003eGood Ma Triode 2: 30-40ma and Gm=6000-7000\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003efor:\u003c\/p\u003e\n\u003cp\u003eJoule Electra LA-100 MK3\u003cbr\u003eModwright power supply\u003cbr\u003eWright Sound phono wpp-200c\u003cbr\u003eWright Sound WLA12A preamp\u003cbr\u003eKenji Mizushima Kenso\u003cbr\u003eMusic Reference 6EM7 amp\u003cbr\u003eWelbourne Apollo mono amps (KR\/VAIC VV52B or 300B output tubes)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Tube World","offers":[{"title":"Default Title","offer_id":637002649,"sku":"6em7","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/5_c6e1abc6-18cc-451e-be85-5a1ef08b52d4.jpg?v=1779863550","url":"https:\/\/tubeworldexpress.com\/products\/6em7-rca-v4","provider":"Tube World Express","version":"1.0","type":"link"}