{"product_id":"5963-ecc82-nos-ge-amplitrex-matched-pair-long-gray-plate-horse-shoe-getter-usa","title":"5963 \/ ECC82 NOS GE AMPLITREX Matched Pair Long Gray Plate Horse Shoe Getter USA","description":"\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003e5963 \/ 12AU7 \/ ECC82 NOS Stromberg Carlson by GE Long Gray Plates Horse Shoe Getter Made In USA '1959\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAMPLITREX Matched – Low Noise \u0026amp; Microphonics – VERY STRONG – Vintage American GE Production\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eRisultati dei Test:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eValvola testata su\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAMPLITREX AT-1000\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eTube Tester:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondizioni di Test:\u003c\/strong\u003e\u003cspan\u003e Va = 250V ; Vg = -8.5V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia 100%:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGm = 2200 ; Ia = 10.5 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisultato del Test:\u003c\/strong\u003e MOLTO FORTE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eValvola #12:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 1:\u003c\/strong\u003e Gm = 2800 ; Ia = 14.2 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 2:\u003c\/strong\u003e Gm = 2600 ; Ia = 12.6 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eValvola #7:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 1:\u003c\/strong\u003e Gm = 2800 ; Ia = 13.6 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 2:\u003c\/strong\u003e Gm = 2700 ; Ia = 12.8 mA \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eTest Addizionali eseguiti:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eBurn-in \/ Stability Test:\u003c\/strong\u003e 48h – OK\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eMicrofonicità:\u003c\/strong\u003e Bassa. Testate e conformi per l’impiego in apparecchiature hi-fi e amplificatori per chitarra, anche negli stadi audio più sensibili.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise: \u003c\/strong\u003eBasso e ben controllato. Funzionamento silenzioso in ambito hi-fi e negli amplificatori musicali nelle posizioni previste.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eBilanciamento:\u003c\/strong\u003e Molto buono. Le sezioni risultano coerenti e ben allineate, rendendo la valvola idonea anche all’impiego come phase inverter in applicazioni hi-fi e strumentali.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eQualità dell’Emissione:\u003c\/strong\u003e Eccellente – Emissione molto forte e stabile, senza fluttuazioni.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCortocircuiti e GAS:\u003c\/strong\u003e Assenti.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDescrizione:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eImportante coppia \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNOS di 5963 Stromberg-Carlson prodotte da General Electric\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, realizzata negli Stati Uniti nella \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e26ª settimana del 1959\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. La costruzione con \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLong Gray Plates e caratteristico Horse Shoe Getter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e appartiene alla produzione americana GE di fine anni ’50 e rende questa coppia particolarmente interessante per qualità costruttiva, prestazioni e fascino storico.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIl codice \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e59-26 188\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e conferma la data di fabbricazione e l’origine General Electric: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e59-26\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e indica la 26ª settimana del 1959, mentre \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e188\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e è il codice EIA assegnato a General Electric. La marchiatura Stromberg-Carlson identifica una produzione destinata allo storico costruttore statunitense di apparecchiature elettroniche; il codice EIA e la struttura interna documentano chiaramente la manifattura GE.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLe due valvole formano una coppia \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAmplitrex Matched\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e con valori di transconduttanza molto omogenei, compresi tra \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2600 e 2800 µmhos\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, nettamente superiori al riferimento nominale di \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2200 µmhos\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Anche le correnti anodiche, comprese tra \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12,6 e 14,2 mA\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, confermano un’emissione particolarmente vigorosa e regolare.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIl \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eburn-in di 48 ore\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ha verificato la stabilità dei parametri senza fluttuazioni. La coppia presenta \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebassa microfonicità, rumore contenuto, assenza di gas e nessun cortocircuito\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Il bilanciamento molto buono e la coerenza delle sezioni la rendono indicata per preamplificatori e driver hi-fi, amplificatori per cuffie, buffer, stadi linea e amplificatori per strumenti musicali, oltre all’impiego come \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ephase inverter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e nelle apparecchiature compatibili con la 5963.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSul piano sonoro, queste GE offrono una riproduzione \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epulita, equilibrata e autorevole\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, con gamma media naturale, basse frequenze solide e controllate e alte definite senza risultare taglienti. Nei sistemi hi-fi favoriscono trasparenza, stabilità dell’immagine e coerenza tra i canali; negli amplificatori per chitarra assicurano una risposta pronta, buon controllo e un’eccellente articolazione.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUna proposta di livello elevato per chi cerca una \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecoppia NOS americana appartenente allo stesso lotto\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, con Long Gray Plates, Horse Shoe Getter, bassa microfonicità, emissione nettamente superiore ai valori nominali e una selezione elettrica particolarmente omogenea: due autentiche Stromberg-Carlson prodotte da GE nel 1959, testate individualmente e pronte all’uso.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eCondizioni:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondizioni:\u003c\/strong\u003e NOS - New Old Stock - Testata e funzionante - Fornite in nostra scatola personalizzata per una protezione ottimale. \u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunzionalità: \u003c\/strong\u003ePerfettamente operativa.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondizioni estetiche:\u003c\/strong\u003e\u003cspan\u003e Eccellenti – Scritte ottimamente conservate, minimi segni del tempo. Vedi foto per i dettagli.\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCodice di Fabbricazione:\u003c\/strong\u003e\u003cspan\u003e 59-26 188 → RMA\/EIA Open Date Code → fabbricata la 26ª settimana del 1959 - 188 → General Electric Company, Syracuse 1, N. Y.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"Perché le nostre valvole sono diverse – il protocollo VTT che migliora suono, affidabilità e durata\" href=\"https:\/\/vacuumtubestreasures.com\/blogs\/notizie\/perche-le-nostre-valvole-sono-diverse\" target=\"_blank\"\u003e\u003cstrong\u003eScopra perché le nostre valvole sono diverse →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":59303600849244,"sku":"03849L","price":26200.0,"currency_code":"HUF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/10_70ea30f5-61f4-482b-bf0f-c66e2e06718d.jpg?v=1790607484","url":"https:\/\/vacuumtubestreasures.com\/it-hu\/products\/5963-ecc82-nos-ge-amplitrex-matched-pair-long-gray-plate-horse-shoe-getter-usa","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}