{"product_id":"6sn7gt-ge-black-plates-square-getter-tested-pair-emissione-strong-made-in-usa-50s","title":"6SN7GT GE Black Plates Square Getter – Tested Pair – STRONG Issue – Made in USA '50s","description":"\u003cp\u003e\u003cstrong\u003e6SN7GT GE Black Plates Square Getter – Tested Pair – STRONG Issue – Made in USA '50s\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"827\" data-start=\"479\"\u003e\u003cmeta charset=\"utf-8\"\u003e This \u003cstrong data-start=\"37\" data-end=\"74\"\u003epair of 6SN7GT General Electric\u003c\/strong\u003e , \u003cstrong data-start=\"76\" data-end=\"100\"\u003eMade in USA, from the 1950s\u003c\/strong\u003e , belongs to one of the most appreciated and reliable American productions ever. The construction with \u003cstrong data-start=\"204\" data-end=\"220\"\u003eblack plates\u003c\/strong\u003e and \u003cstrong data-start=\"223\" data-end=\"240\"\u003esquare getters\u003c\/strong\u003e is typical of the superior quality GE series, known for mechanical solidity, stability over time and a very elegant sound reproduction.\u003cbr data-start=\"373\" data-end=\"376\"\u003eThe tubes are \u003cstrong data-start=\"392\" data-end=\"403\"\u003etested\u003c\/strong\u003e and have \u003cstrong data-start=\"417\" data-end=\"437\"\u003eSTRONG output\u003c\/strong\u003e , offering stable and consistent operation that conveys the feeling of a selected and valuable component from the first listen.\u003c\/p\u003e\n\u003cp data-end=\"1058\" data-start=\"829\"\u003eThe valves are \u003cstrong data-end=\"877\" data-start=\"845\"\u003eused, individually tested\u003c\/strong\u003e and offered as \u003cstrong data-end=\"909\" data-start=\"894\"\u003eTested Pair\u003c\/strong\u003e .\u003cbr data-end=\"913\" data-start=\"910\"\u003eThe \u003cstrong data-end=\"959\" data-start=\"916\"\u003eidentical manufacturing code (1-09)\u003c\/strong\u003e confirms the same production origin, even though it is not an electrically matched pair.\u003c\/p\u003e\n\u003cp data-start=\"607\" data-end=\"777\"\u003e\u003cstrong data-start=\"607\" data-end=\"616\"\u003eBass\u003c\/strong\u003e\u003cbr data-start=\"616\" data-end=\"619\"\u003eCompact, well-controlled, and authoritative. The low end is tidy and precise, with excellent rhythmic hold that lends structure and solidity to the musical message.\u003c\/p\u003e\n\u003cp data-start=\"779\" data-end=\"956\"\u003e\u003cstrong data-start=\"779\" data-end=\"787\"\u003eMedium\u003c\/strong\u003e\u003cbr data-start=\"787\" data-end=\"790\"\u003eRich, natural, and highly expressive. Vocals emerge with body and presence, while acoustic and jazz instruments benefit from a full, realistic harmonic texture.\u003c\/p\u003e\n\u003cp data-start=\"958\" data-end=\"1118\"\u003e\u003cstrong data-start=\"958\" data-end=\"966\"\u003eHigh\u003c\/strong\u003e\u003cbr data-start=\"966\" data-end=\"969\"\u003eClean, silky, and well-integrated. The highs are refined, free of harshness, with an elegant brightness that favors long, relaxing listening sessions.\u003c\/p\u003e\n\u003cp data-start=\"1120\" data-end=\"1285\"\u003e\u003cstrong data-start=\"1120\" data-end=\"1132\"\u003eDynamics\u003c\/strong\u003e\u003cbr data-start=\"1132\" data-end=\"1135\"\u003eFluid and composed. The response is prompt but always controlled, with natural microdynamics that bring the music to life without ever being aggressive.\u003c\/p\u003e\n\u003cp data-start=\"1287\" data-end=\"1432\"\u003e\u003cstrong data-start=\"1287\" data-end=\"1301\"\u003eSoundstage\u003c\/strong\u003e\u003cbr data-start=\"1301\" data-end=\"1304\"\u003eWide and stable. The soundstage is well-focused, with credible instrument separation and realistic depth.\u003c\/p\u003e\n\u003cp\u003e🎧 \u003cstrong\u003eUse in Hi-Fi Stereo Amplifiers\u003c\/strong\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp data-end=\"1490\" data-start=\"1434\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1532\" data-start=\"1493\"\u003epreamplifiers and input stages,\u003c\/li\u003e\n\u003cli data-end=\"1587\" data-start=\"1535\"\u003edrivers in single-ended and push-pull amplifications,\u003c\/li\u003e\n\u003cli data-end=\"1660\" data-start=\"1590\"\u003evintage and modern hi-fi systems that seek musicality and coherence.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1748\" data-start=\"1662\"\u003eThe 50's GE signature is best expressed on jazz, vocal, classical and acoustic music.\u003c\/p\u003e\n\u003cp\u003e🎸 \u003cstrong\u003eUse in Instrument Amplifiers\u003c\/strong\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp data-end=\"1811\" data-start=\"1750\"\u003eHighly appreciated in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1875\" data-start=\"1814\"\u003eguitar amplifiers and instruments using 6SN7,\u003c\/li\u003e\n\u003cli data-end=\"1908\" data-start=\"1878\"\u003evintage circuits and boutiques,\u003c\/li\u003e\n\u003cli data-end=\"1978\" data-start=\"1911\"\u003eapplications where balance, definition and character are sought.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2038\" data-start=\"1980\"\u003eThey offer a full, controlled and harmonically rich sound.\u003c\/p\u003e\n\u003cp\u003e🎯 \u003cstrong\u003eNote for audiophiles and technicians\u003c\/strong\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2168\" data-end=\"2227\"\u003e\u003cstrong data-start=\"2172\" data-end=\"2224\"\u003evintage American production of great prestige\u003c\/strong\u003e ,\u003c\/li\u003e\n\u003cli data-start=\"2230\" data-end=\"2274\"\u003erobust and selected internal construction,\u003c\/li\u003e\n\u003cli data-start=\"2277\" data-end=\"2324\"\u003e\u003cstrong data-start=\"2277\" data-end=\"2297\"\u003eSTRONG emission\u003c\/strong\u003e and stable behavior,\u003c\/li\u003e\n\u003cli data-start=\"2327\" data-end=\"2390\"\u003ethe classic \u003cstrong data-start=\"2339\" data-end=\"2351\"\u003eGE sound\u003c\/strong\u003e , balanced, natural and authoritative.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2392\" data-end=\"2581\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eA pair designed for those who want \u003cstrong data-start=\"2428\" data-end=\"2452\"\u003enot just a valve\u003c\/strong\u003e , but \u003cstrong data-start=\"2457\" data-end=\"2505\"\u003ean authentic and timeless sound experience\u003c\/strong\u003e , capable of enhancing quality amplification with elegance and musicality.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp data-start=\"3046\" data-end=\"3436\"\u003e\u003cstrong\u003eTest Results:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eValves tested on \u003cstrong\u003eAmplitrex AT-1000 Tube tester\u003c\/strong\u003e :\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eTest Conditions:\u003c\/strong\u003e Va = 250V, Vg = -8V\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAverage 100% Gm = 2600 ; Ia = 9.0 mA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eValve #1:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSection 1: Gm = 2500 ; Ia = 8.2 mA\u003c\/li\u003e\n\u003cli\u003eSection 2: Gm = 2200 ; Ia = 7.0 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eValve #2:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSection 1: Gm = 2300 ; Ia = 8.0 mA\u003c\/li\u003e\n\u003cli\u003eSection 2: Gm = 1850 ; Ia = 6.5 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eAdditional Tests Performed:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMicrophonics\u003c\/strong\u003e : Very Low. Tested and approved for use in hi-fi, including phono stages and guitar amplifiers. Also suitable for V1.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eOutput Quality:\u003c\/strong\u003e Excellent – Strong and stable output, no fluctuations.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eShort circuits and GAS:\u003c\/strong\u003e Absent.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eConditions:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\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\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFunctionality:\u003c\/strong\u003e Fully functional.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCosmetic condition:\u003c\/strong\u003e \u003cspan\u003eExcellent – Excellently preserved lettering, minimal signs of wear. See photos for details.\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eManufacturing Code:\u003c\/strong\u003e 1-09 → RMA\/EIA Open Date Code → manufactured week 9 of 1951\u003c\/li\u003e\n\u003c\/ul\u003e\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":"GE","offers":[{"title":"Default Title","offer_id":56455378010460,"sku":"03356","price":129.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/3_a133fb09-6d1e-483a-a0e5-650bfbc8ecb3.jpg?v=1768324530","url":"https:\/\/vacuumtubestreasures.com\/en-mt\/products\/6sn7gt-ge-black-plates-square-getter-tested-pair-emissione-strong-made-in-usa-50s","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}