{"product_id":"5y3-gt-5z2p-rca-nos-nib-black-plates-square-getter-tube-rectifier-made-in-usa-64","title":"5Y3GT 5Z2P NOS NIB RCA – Black Plates Square Getter Matched Pair Rectifier Tubes USA 1964","description":"\u003cp\u003e\u003cstrong\u003e5Y3 GT ( 5Z2P ) RCA NOS NIB Black Plates Square Getter Matched Pair Tubes Rectifiers Made in USA '64\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDescrizione:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"150\" data-end=\"539\"\u003eQuesta coppia \u003cstrong data-start=\"164\" data-end=\"175\"\u003ematched\u003c\/strong\u003e di \u003cstrong data-start=\"179\" data-end=\"201\"\u003e5Y3 GT RCA NOS NIB\u003c\/strong\u003e del \u003cstrong data-start=\"206\" data-end=\"214\"\u003e1964\u003c\/strong\u003e, con \u003cstrong data-start=\"220\" data-end=\"252\"\u003eBlack Plates e Square Getter\u003c\/strong\u003e, rappresenta una delle rettificatrici più apprezzate per la sua \u003cstrong data-start=\"317\" data-end=\"356\"\u003erisposta musicale, dolce e naturale\u003c\/strong\u003e. Le RCA di questa epoca sono note per la loro \u003cstrong data-start=\"403\" data-end=\"443\"\u003erettificazione morbida e progressiva\u003c\/strong\u003e, che contribuisce a una resa sonora \u003cstrong data-start=\"480\" data-end=\"536\"\u003ecalda, dinamica e con un carattere vintage autentico\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-start=\"541\" data-end=\"1505\"\u003e\n\u003cli data-start=\"541\" data-end=\"737\"\u003e\n\u003cstrong data-start=\"543\" data-end=\"559\"\u003eGamma bassa:\u003c\/strong\u003e \u003cstrong data-start=\"560\" data-end=\"581\"\u003eMorbida e rotonda\u003c\/strong\u003e, con un basso \u003cstrong data-start=\"596\" data-end=\"623\"\u003earmonioso e controllato\u003c\/strong\u003e, senza eccessiva rigidità. Offre una riproduzione \u003cstrong data-start=\"674\" data-end=\"700\"\u003efluida e ben integrata\u003c\/strong\u003e con il resto dello spettro sonoro.\u003c\/li\u003e\n\u003cli data-start=\"738\" data-end=\"981\"\u003e\n\u003cstrong data-start=\"740\" data-end=\"756\"\u003eGamma media:\u003c\/strong\u003e \u003cstrong data-start=\"757\" data-end=\"777\"\u003eCalda e naturale\u003c\/strong\u003e, con un carattere \u003cstrong data-start=\"796\" data-end=\"829\"\u003eorganico e ricco di armoniche\u003c\/strong\u003e. Le frequenze medie sono \u003cstrong data-start=\"855\" data-end=\"869\"\u003ebilanciate\u003c\/strong\u003e, conferendo un suono \u003cstrong data-start=\"891\" data-end=\"912\"\u003eaperto e musicale\u003c\/strong\u003e, ideale per enfatizzare le sfumature degli strumenti e delle voci.\u003c\/li\u003e\n\u003cli data-start=\"982\" data-end=\"1192\"\u003e\n\u003cstrong data-start=\"984\" data-end=\"999\"\u003eGamma alta:\u003c\/strong\u003e \u003cstrong data-start=\"1000\" data-end=\"1022\"\u003eSetosa e raffinata\u003c\/strong\u003e, con una brillantezza \u003cstrong data-start=\"1045\" data-end=\"1073\"\u003emorbida e non aggressiva\u003c\/strong\u003e. Gli alti risultano \u003cstrong data-start=\"1094\" data-end=\"1118\"\u003echiari e dettagliati\u003c\/strong\u003e, senza asprezze, mantenendo una resa \u003cstrong data-start=\"1156\" data-end=\"1189\"\u003etrasparente e non affaticante\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1193\" data-end=\"1505\"\u003e\n\u003cstrong data-start=\"1195\" data-end=\"1233\"\u003eDinamica e risposta ai transienti:\u003c\/strong\u003e \u003cstrong data-start=\"1234\" data-end=\"1273\"\u003eCompressione naturale e progressiva\u003c\/strong\u003e, che smussa le asperità del suono, offrendo un'erogazione \u003cstrong data-start=\"1332\" data-end=\"1353\"\u003efluida e musicale\u003c\/strong\u003e. Questo aiuta a \u003cstrong data-start=\"1370\" data-end=\"1400\"\u003eridurre eventuali asprezze\u003c\/strong\u003e in amplificatori dal carattere più aggressivo, conferendo una sensazione \u003cstrong data-start=\"1474\" data-end=\"1502\"\u003epiù rilassata e naturale\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1507\" data-end=\"1634\"\u003eGrazie alla loro \u003cstrong data-start=\"1524\" data-end=\"1561\"\u003erettificazione stabile e musicale\u003c\/strong\u003e, queste \u003cstrong data-start=\"1570\" data-end=\"1597\"\u003e5Y3 GT RCA Black Plates\u003c\/strong\u003e sono particolarmente indicate per:\u003c\/p\u003e\n\u003cul data-start=\"1635\" data-end=\"2117\"\u003e\n\u003cli data-start=\"1635\" data-end=\"1782\"\u003e\n\u003cstrong data-start=\"1637\" data-end=\"1668\"\u003eAmplificatori hi-fi vintage\u003c\/strong\u003e, dove offrono una tensione stabile e un suono \u003cstrong data-start=\"1715\" data-end=\"1740\"\u003emorbido e dettagliato\u003c\/strong\u003e, esaltando la musicalità dell'impianto.\u003c\/li\u003e\n\u003cli data-start=\"1783\" data-end=\"1935\"\u003e\n\u003cstrong data-start=\"1785\" data-end=\"1815\"\u003eAmplificatori per chitarra\u003c\/strong\u003e, in cui garantiscono una \u003cstrong data-start=\"1841\" data-end=\"1866\"\u003ecompressione naturale\u003c\/strong\u003e, enfatizzando il \u003cstrong data-start=\"1884\" data-end=\"1932\"\u003ecalore e la fluidità della risposta dinamica\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1936\" data-end=\"2117\"\u003e\n\u003cstrong data-start=\"1938\" data-end=\"1964\"\u003eSistemi audio high-end\u003c\/strong\u003e, dove una coppia matched di rettificatrici aiuta a mantenere \u003cstrong data-start=\"2026\" data-end=\"2080\"\u003euna rettificazione simmetrica e priva di artefatti\u003c\/strong\u003e, migliorando la coerenza timbrica.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2119\" data-end=\"2209\" data-is-last-node=\"\"\u003eEssendo una coppia \u003cstrong data-start=\"2138\" data-end=\"2157\"\u003eNOS NIB matched\u003c\/strong\u003e, queste valvole **garantiscono massima affidabilità.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eRisultati dei Test:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eValvola testata su \u003cstrong\u003eFunke W19 \u003c\/strong\u003eTube Tester:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondizioni di Test:\u003c\/strong\u003e\u003cspan\u003e Va = 100V ; Vf = 5V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia 100%:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e Ia = 77,5 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 1:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 1:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIa = 95 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 2:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIa = 90 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eValvola 2:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 1:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIa = 90 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 2:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIa = 90 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\u003eMicrofonicità:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eStandard. Testate e conformi per l'uso in hi-fi e amplificatori per chitarra.\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\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eCondizioni:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondizioni: \u003c\/strong\u003eNew Old Stock - New In Box - Testata e funzionante - In scatola Originale. \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 Eccellenti – Scritte perfettamente conservate, minimi segni di usura. Vedi foto.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCodice di Fabbricazione: \u003c\/strong\u003eAB - AF - rispettivamente Marzo e Luglio del 1964\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\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":"RCA","offers":[{"title":"Default Title","offer_id":53999160525148,"sku":"02762","price":89.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/1_df45c9e2-d36e-4797-9b98-dad4ad17bd05.jpg?v=1739898667","url":"https:\/\/vacuumtubestreasures.com\/it-de\/products\/5y3-gt-5z2p-rca-nos-nib-black-plates-square-getter-tube-rectifier-made-in-usa-64","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}