{"product_id":"12au7-ecc82-nos-baldwin-by-sylvania-long-gray-plates-halo-getter-matched-tubes-made-in-usa-54","title":"12AU7 ECC82 NOS Baldwin by Sylvania – Long Gray Plates Halo Getter Matched Pair Tubes USA 1953","description":"\u003cp\u003e\u003cstrong\u003e12AU7 ( ECC82 ) NOS Baldwin by SYLVANIA Long Gray Plates Halo Getter Matched Tubes MADE IN USA '53\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDescrizione Sonora:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"569\" data-start=\"32\"\u003eLe \u003cstrong data-end=\"76\" data-start=\"35\"\u003e12AU7 (ECC82) NOS Baldwin by Sylvania\u003c\/strong\u003e, con \u003cstrong data-end=\"116\" data-start=\"82\"\u003eLong Gray Plates e Halo Getter\u003c\/strong\u003e, prodotte negli \u003cstrong data-end=\"157\" data-start=\"133\"\u003eStati Uniti nel 1953\u003c\/strong\u003e, rappresentano una delle scelte più apprezzate tra le valvole preamplificatrici per la loro \u003cstrong data-end=\"297\" data-start=\"250\"\u003etrasparenza, musicalità e coerenza timbrica\u003c\/strong\u003e. Selezionate da \u003cstrong data-end=\"338\" data-start=\"314\"\u003eSylvania per Baldwin\u003c\/strong\u003e, queste valvole erano destinate a \u003cstrong data-end=\"399\" data-start=\"373\"\u003eorgani di alta qualità\u003c\/strong\u003e, il che garantisce \u003cstrong data-end=\"471\" data-start=\"419\"\u003euna selezione rigorosa e una bassa microfonicità\u003c\/strong\u003e, rendendole ideali anche per \u003cstrong data-end=\"566\" data-start=\"501\"\u003epreamplificatori hi-fi e amplificatori per strumenti musicali\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-end=\"1482\" data-start=\"571\"\u003e\n\u003cli data-end=\"727\" data-start=\"571\"\u003e\n\u003cstrong data-end=\"582\" data-start=\"573\"\u003eBassi\u003c\/strong\u003e: \u003cstrong data-end=\"620\" data-start=\"584\"\u003eTesi, controllati e ben definiti\u003c\/strong\u003e, con una gamma bassa \u003cstrong data-end=\"673\" data-start=\"642\"\u003esolida e priva di sbavature\u003c\/strong\u003e, garantendo \u003cstrong data-end=\"724\" data-start=\"686\"\u003eun suono profondo ma mai invadente\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-end=\"966\" data-start=\"728\"\u003e\n\u003cstrong data-end=\"738\" data-start=\"730\"\u003eMedi\u003c\/strong\u003e: \u003cstrong data-end=\"780\" data-start=\"740\"\u003eNaturali, fluidi e leggermente caldi\u003c\/strong\u003e, con una timbrica \u003cstrong data-end=\"828\" data-start=\"799\"\u003eequilibrata e trasparente\u003c\/strong\u003e. Le voci e gli strumenti emergono con una \u003cstrong data-end=\"912\" data-start=\"871\"\u003ebuona separazione e tridimensionalità\u003c\/strong\u003e, donando \u003cstrong data-end=\"963\" data-start=\"922\"\u003epresenza e realismo alla scena sonora\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-end=\"1128\" data-start=\"967\"\u003e\n\u003cstrong data-end=\"977\" data-start=\"969\"\u003eAlti\u003c\/strong\u003e: \u003cstrong data-end=\"1013\" data-start=\"979\"\u003eSetosi, raffinati e ben estesi\u003c\/strong\u003e, con una risposta \u003cstrong data-end=\"1063\" data-start=\"1032\"\u003eaperta ma priva di asprezze\u003c\/strong\u003e, offrendo \u003cstrong data-end=\"1125\" data-start=\"1074\"\u003eun dettaglio chiaro senza risultare affaticante\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-end=\"1317\" data-start=\"1129\"\u003e\n\u003cstrong data-end=\"1143\" data-start=\"1131\"\u003eDinamica\u003c\/strong\u003e: \u003cstrong data-end=\"1174\" data-start=\"1145\"\u003eReattiva e ben bilanciata\u003c\/strong\u003e, con transienti \u003cstrong data-end=\"1211\" data-start=\"1191\"\u003eprecisi e fluidi\u003c\/strong\u003e, offrendo un suono \u003cstrong data-end=\"1256\" data-start=\"1231\"\u003evivace e coinvolgente\u003c\/strong\u003e, perfetto per una riproduzione \u003cstrong data-end=\"1314\" data-start=\"1288\"\u003eequilibrata e musicale\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-end=\"1482\" data-start=\"1318\"\u003e\n\u003cstrong data-end=\"1334\" data-start=\"1320\"\u003eSoundstage\u003c\/strong\u003e: \u003cstrong data-end=\"1363\" data-start=\"1336\"\u003eAmpio e tridimensionale\u003c\/strong\u003e, con una separazione strumentale eccellente, capace di offrire \u003cstrong data-end=\"1479\" data-start=\"1427\"\u003eprofondità e spazialità alla riproduzione sonora\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1823\" data-start=\"1484\"\u003eGrazie alla \u003cstrong data-end=\"1560\" data-start=\"1496\"\u003ecostruzione robusta di Sylvania e alla selezione accurata per Baldwin\u003c\/strong\u003e, queste \u003cstrong data-end=\"1599\" data-start=\"1569\"\u003e12AU7 NOS Long Gray Plates\u003c\/strong\u003e offrono \u003cstrong data-end=\"1667\" data-start=\"1608\"\u003ebassa microfonicità, stabilità operativa e lunga durata\u003c\/strong\u003e, risultando una scelta eccellente per chi cerca una valvola \u003cstrong data-end=\"1820\" data-start=\"1728\"\u003emusicale, dettagliata e armoniosa, perfetta per applicazioni hi-fi e audio professionale\u003c\/strong\u003e.\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\u003eAMPLITREX AT-1000 \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 1:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 1:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGm = 2100 ; Ia = 9,2 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 2:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGm = 2200 ; Ia = 9,6 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\u003eGm = 2100 ; Ia = 9,4 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSezione 2:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGm = 2200 ; Ia = 10,6 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\"\u003eBassa. 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 - Testata e funzionante - In nostra scatola personalizzata. \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 Buone – Scritte parzialmente erose, ma ancora leggibili. Corpo della valvola in buone condizioni. Vedi foto.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCodice di Fabbricazione: \u003c\/strong\u003e312 352 - 52ma settimana del 1953\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ca href=\"https:\/\/vacuumtubestreasures.com\/blogs\/notizie\/perche-le-nostre-valvole-sono-diverse\" title=\"Perché le nostre valvole sono diverse – il protocollo VTT che migliora suono, affidabilità e durata\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eScopra perché le nostre valvole sono diverse →\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"SYLVANIA","offers":[{"title":"Default Title","offer_id":54144528089436,"sku":"01211","price":4400.0,"currency_code":"ALL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/1_6add13d2-078a-44cd-b299-4fc0f8211a15.jpg?v=1741877473","url":"https:\/\/vacuumtubestreasures.com\/it-al\/products\/12au7-ecc82-nos-baldwin-by-sylvania-long-gray-plates-halo-getter-matched-tubes-made-in-usa-54","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}