{"product_id":"6l6gc-rca-black-plates-side-halo-getter-amplitrex-matched-pair-made-in-usa-like-nos","title":"6L6GC RCA Black Plates Side Halo Getter – AMPLITREX Matched Pair – Made in USA – Like NOS","description":"\u003cp\u003e\u003cstrong\u003e6L6GC RCA Black Plates Side Halo Getter – AMPLITREX Matched Pair – Made in USA – Like NOS\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eDescription:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp class=\"p1\"\u003e This \u003cspan class=\"s1\"\u003e\u003cb\u003epair of 6L6GC RCA Black Plates\u003c\/b\u003e\u003c\/span\u003e , made in the \u003cspan class=\"s1\"\u003e\u003cb\u003eUSA\u003c\/b\u003e\u003c\/span\u003e , represents one of the most popular configurations of the historic American 6L6 family.\u003c\/p\u003e\n\n\u003cp class=\"p1\"\u003e The \u003cspan class=\"s1\"\u003e\u003cb\u003eblack plate\u003c\/b\u003e\u003c\/span\u003e and \u003cspan class=\"s1\"\u003e\u003cb\u003eside halo getter\u003c\/b\u003e\u003c\/span\u003e construction is typical of high-quality RCA products, known for their mechanical robustness, operational stability, and great sonic coherence. \u003cspan class=\"s1\"\u003e\u003cb\u003eBlack plates\u003c\/b\u003e\u003c\/span\u003e , in particular, are highly sought after by enthusiasts for their ability to deliver a rich, natural, and musically engaging tonal reproduction.\u003c\/p\u003e\n\n \u003cp class=\"p1\"\u003eThe tubes are \u003cspan class=\"s1\"\u003e\u003cb\u003eused but in excellent operating condition\u003c\/b\u003e\u003c\/span\u003e , with \u003cspan class=\"s1\"\u003e\u003cb\u003eLike NOS\u003c\/b\u003e\u003c\/span\u003e performance recorded during instrumental tests. They have been \u003cspan class=\"s1\"\u003e\u003cb\u003etested and selected in our laboratory on AMPLITREX AT-1000\u003c\/b\u003e\u003c\/span\u003e , with \u003cspan class=\"s1\"\u003e\u003cb\u003eVERY LOUD\u003c\/b\u003e\u003c\/span\u003e results, very high output indication and stable electrical behavior.\u003c\/p\u003e\n\n\u003cp class=\"p1\"\u003e The pair has been \u003cspan class=\"s1\"\u003e\u003cb\u003ematched (Matched Pair)\u003c\/b\u003e\u003c\/span\u003e to ensure good operational consistency in push-pull circuits.\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eSound Characteristics\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp class=\"p1\"\u003e \u003cb\u003eBass:\u003c\/b\u003e Deep, full, and very controlled. The low range is authoritative and well-structured, capable of solidly supporting the musical message without being excessive.\u003c\/p\u003e\n\n\u003cp class=\"p1\"\u003e \u003cb\u003eMids:\u003c\/b\u003e Warm, natural, and rich in harmonics. Vocals emerge with great presence and realism, while acoustic instruments and piano display a believable, three-dimensional timbral texture.\u003c\/p\u003e\n\n \u003cp class=\"p1\"\u003e\u003cb\u003eHighs:\u003c\/b\u003e Smooth and refined. The highs are well-extended yet controlled, with a fine grain that retains detail without being aggressive.\u003c\/p\u003e\n\n\u003cp class=\"p1\"\u003e \u003cb\u003eDynamics:\u003c\/b\u003e Smooth and progressive. The dynamic response is natural, with good microdynamics and consistently coherent musical reproduction.\u003c\/p\u003e\n\n\u003cp class=\"p1\"\u003e \u003cb\u003eSoundstage:\u003c\/b\u003e Wide and stable, with good depth and natural separation between instruments.\u003c\/p\u003e\n\n\u003ch3 data-end=\"2639\" data-start=\"2215\"\u003e 🎧 \u003cstrong data-end=\"2265\" data-start=\"2218\"\u003eUse in Push-Pull Stereo Hi-Fi Amplifiers\u003c\/strong\u003e\u003cbr data-end=\"2268\" data-start=\"2265\"\u003e\n\n\u003c\/h3\u003e\n\n\u003cp class=\"p1\"\u003e These \u003cspan class=\"s1\"\u003e\u003cb\u003eRCA 6L6GC Black Plates\u003c\/b\u003e\u003c\/span\u003e are ideal for amplifiers designed for:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003e6L6GC\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003e6L6GB\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003e5881\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e other compatible variants of the 6L6 family\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp class=\"p1\"\u003e They are particularly suitable for hi-fi systems where you are looking for:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli class=\"p1\"\u003e natural musicality\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e rich and realistic midrange\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e overall tonal balance\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp class=\"p1\"\u003e The \u003cspan class=\"s1\"\u003e\u003cb\u003eMatched Pair\u003c\/b\u003e\u003c\/span\u003e configuration promotes stable and consistent output in push-pull circuits.\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003e🎸 Use in Music Applications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eAlso highly prized in\u003c\/span\u003e \u003cb\u003evintage and boutique guitar amplifiers\u003c\/b\u003e \u003cspan class=\"s1\"\u003e, where\u003c\/span\u003e \u003cb\u003eRCA black plates\u003c\/b\u003e \u003cspan class=\"s1\"\u003eare known for:\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli class=\"p1\"\u003e rich and harmonically complex mids\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e progressive dynamic response\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e warm and musical timbre\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp class=\"p4\"\u003e Qualities that contribute to an authentic and very musical vintage sound.\u003c\/p\u003e\n\n\u003ch3 data-end=\"3372\" data-start=\"3026\"\u003e \u003cstrong\u003e🎯 Note for audiophiles and technicians\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli class=\"p1\"\u003e\n\n \u003cb\u003eRCA\u003c\/b\u003e \u003cspan class=\"s1\"\u003eProduction\u003c\/span\u003e – Made in USA\n\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003eBlack Plates\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003eSide Halo Getter\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003eMatched Pair\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003eAMPLITREX AT-1000 Tested\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003eOperating Condition: Like NOS\u003c\/b\u003e\n\u003c\/li\u003e\n\n\u003cli class=\"p1\"\u003e \u003cb\u003eVERY STRONG test\u003c\/b\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp class=\"p1\"\u003e A \u003cspan class=\"s1\"\u003e\u003cb\u003epair of RCA 6L6GC Black Plates\u003c\/b\u003e\u003c\/span\u003e with \u003cspan class=\"s1\"\u003e\u003cb\u003eLike NOS\u003c\/b\u003e\u003c\/span\u003e performance, professionally selected and verified, ideal for those who want the authentic sonic character of the great American productions combined with an accurate technical verification.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003e \u003cstrong\u003eTest Results:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e \u003cspan\u003e\u003cstrong\u003eTested on AMPLITREX AT-1000 Tube tester:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e \u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eTest Conditions:\u003c\/strong\u003e Va = 350; Vg2 = 250; Vg = -18V\u003cbr\u003e \u003cstrong\u003eAverage 100%\u003c\/strong\u003e Gm = 5.2 ; Ia = 54.0 mA\u003cbr\u003e \u003cstrong\u003eTEST RESULT:\u003c\/strong\u003e \u003cstrong\u003eVERY STRONG\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eValve 1:\u003c\/strong\u003e Gm = 4.91 ; Ia = 50.1 mA\u003cbr\u003e \u003cstrong\u003eValve 2:\u003c\/strong\u003e Gm = 4.81 ; Ia = 50.6 mA\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv\u003e \u003cstrong\u003eAdditional Tests Performed:\u003c\/strong\u003e\n\u003c\/div\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eMicrophonics:\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e Standard. Tested and approved for use in hi-fi and guitar amplifiers.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eOutput Quality:\u003c\/strong\u003e Excellent – ​​Very strong and stable output, no fluctuations.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003e\u003cstrong\u003eShort circuits and GAS:\u003c\/strong\u003e Absent.\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003e \u003cstrong\u003eConditions:\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eCondition:\u003c\/strong\u003e Vintage tubes - Tested and in perfect working order. Shipped in our custom box for optimal protection.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong\u003eFunctionality:\u003c\/strong\u003e Fully functional.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cstrong\u003eCosmetic condition:\u003c\/strong\u003e Fair – Signs of wear on the valve stem bases. See photos for details.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003cstrong\u003eManufacturing Code:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e 62-26 274 → RMA\/EIA Open Date Code → Manufactured 26th week of 1962 - 274 → Radio Corporation of America, Camden, NJ\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cmeta charset=\"utf-8\"\u003e 61-43 274 → RMA\/EIA Open Date Code → Manufactured 43rd week of 1961 - 274 → Radio Corporation of America, Camden, NJ\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e \u003ca rel=\"noopener\" title=\"Why our tubes are different – ​​the VTT protocol that improves sound, reliability and durability\" href=\"https:\/\/vacuumtubestreasures.com\/blogs\/notizie\/perche-le-nostre-valvole-sono-diverse\" target=\"_blank\"\u003e\u003cstrong\u003eFind out why our valves are different →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"RCA","offers":[{"title":"Default Title","offer_id":56962674557276,"sku":"03460S","price":279.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/2_7424966a-c3c2-48ae-b160-2c7ce1c29b1a.jpg?v=1773147360","url":"https:\/\/vacuumtubestreasures.com\/en-ee\/products\/6l6gc-rca-black-plates-side-halo-getter-amplitrex-matched-pair-made-in-usa-like-nos","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}