{"product_id":"gz34-5ar4-mullard-nos-brand-hammond-blackburn-f32-copper-plates-4-notches-made-in-great-britain-67","title":"GZ34 \/ 5AR4 MULLARD NOS Brand Hammond Blackburn f32 – 4 Notches – Made in Great Britain '67","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eGZ34 \/ 5AR4 MULLARD NOS Brand Hammond Blackburn f32 – 4 Notches – Made in Great Britain '67\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDescrizione:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eLa \u003cspan class=\"s1\"\u003e\u003cb\u003eGZ34 \/ 5AR4 MULLARD NOS\u003c\/b\u003e\u003c\/span\u003e, \u003cspan class=\"s1\"\u003e\u003cb\u003eBrand Hammond\u003c\/b\u003e\u003c\/span\u003e, prodotta nello storico stabilimento \u003cspan class=\"s1\"\u003e\u003cb\u003eBlackburn (codice f32)\u003c\/b\u003e\u003c\/span\u003e nel \u003cspan class=\"s1\"\u003e\u003cb\u003e1967\u003c\/b\u003e\u003c\/span\u003e, è una raddrizzatrice di riferimento assoluto della scuola britannica. La marchiatura Hammond identifica una fornitura selezionata per applicazioni professionali, mentre la costruzione \u003cspan class=\"s1\"\u003e\u003cb\u003eBlackburn autentica\u003c\/b\u003e\u003c\/span\u003e garantisce gli standard qualitativi più elevati Mullard.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eLa presenza dei \u003cspan class=\"s1\"\u003e\u003cb\u003e4 notches\u003c\/b\u003e\u003c\/span\u003e è coerente con le produzioni mature di fine anni ’60 e ne conferma l’origine. Esemplare \u003cspan class=\"s1\"\u003e\u003cb\u003eNOS\u003c\/b\u003e\u003c\/span\u003e, perfettamente conservato, \u003cspan class=\"s1\"\u003e\u003cb\u003etestato con Funke W19\u003c\/b\u003e\u003c\/span\u003e nel nostro laboratorio e pienamente conforme alle specifiche originali.\u003c\/p\u003e\n\u003ch3 class=\"p3\"\u003e\u003cstrong\u003eCaratteristiche Sonore\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eBassi: \u003c\/b\u003eProfondi, solidi e perfettamente controllati. L’alimentazione è stabile anche sotto carico, con una gamma bassa autorevole che dona fondamento e precisione al sistema.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eMedi: \u003c\/b\u003eRicchi, fluidi e naturali. Le voci risultano tridimensionali e coerenti, con la tipica musicalità Mullard che restituisce corpo e realismo senza eccessi.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eAlti: \u003c\/b\u003eSetosi, estesi e raffinati. L’estremo alto è arioso e mai aggressivo, ideale per ascolti prolungati ad alta risoluzione.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eDinamica: \u003c\/b\u003eEccellente equilibrio tra prontezza e controllo. La risposta ai transienti è rapida ma composta, con microdinamica leggibile e macro-dinamica autorevole.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eSoundstage: \u003c\/b\u003eAmpio, profondo e stabile. La scena sonora è ben stratificata, con posizionamento preciso e grande senso di realismo.\u003c\/p\u003e\n\u003ch3 class=\"p3\"\u003e\u003cstrong\u003e\u003cspan class=\"s2\"\u003e🎧 \u003c\/span\u003eUso in Amplificatori Hi-Fi\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eIdeale per:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eamplificatori hi-fi di fascia medio-alta e alta compatibili con GZ34 \/ 5AR4,\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ecircuiti push-pull e single-ended di qualità,\u003c\/li\u003e\n\u003cli class=\"p1\"\u003esistemi che ricercano massimo controllo dell’alimentazione, naturalezza timbrica e raffinatezza sonora.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eParticolarmente indicata per jazz, classica, vocale e sistemi ad alta efficienza.\u003c\/p\u003e\n\u003ch3 class=\"p3\"\u003e\u003cstrong\u003e\u003cspan class=\"s2\"\u003e🎸 \u003c\/span\u003eUso in Applicazioni Musicali\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eMolto apprezzata anche in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eamplificatori per strumenti e apparecchiature professionali vintage,\u003c\/li\u003e\n\u003cli class=\"p1\"\u003econtesti dove sono richieste affidabilità assoluta, stabilità e risposta musicale equilibrata.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"p3\"\u003e\u003cstrong\u003e\u003cspan class=\"s2\"\u003e🎯 \u003c\/span\u003eNota per audiofili e tecnici\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"p3\"\u003e\u003cspan class=\"s2\"\u003eQuesta \u003c\/span\u003e\u003cb\u003eGZ34 \/ 5AR4 MULLARD NOS – Brand Hammond – Blackburn f32 – 4 Notches (1967)\u003c\/b\u003e\u003cspan class=\"s2\"\u003e rappresenta:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003e\n\u003cspan class=\"s1\"\u003eautentica produzione \u003c\/span\u003e\u003cb\u003eMullard Made in Great Britain\u003c\/b\u003e\u003cspan class=\"s1\"\u003e,\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"p1\"\u003efornitura selezionata Hammond,\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e\n\u003cb\u003etest professionale su Funke W19\u003c\/b\u003e\u003cspan class=\"s1\"\u003e,\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"p1\"\u003evalore sonoro e collezionistico di primo piano.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eUna raddrizzatrice destinata a sistemi di riferimento e a collezionisti esigenti, per chi desidera \u003cspan class=\"s1\"\u003e\u003cb\u003eil suono Mullard di Blackburn nella sua forma più matura e affidabile\u003c\/b\u003e\u003c\/span\u003e, senza compromessi.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eRisultati dei Test:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eValvole testate su\u003cstrong\u003e\u003cspan\u003e FUNKE W19 \u003c\/span\u003e\u003c\/strong\u003eTube tester:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCondizioni di Test:\u003c\/strong\u003e Va = 60V, Vf = 5V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eBuone da:\u003c\/strong\u003e Ia = 55 mA\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia 100%:\u003c\/strong\u003e Ia = 100 mA\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisultato del Test: \u003c\/strong\u003eMOLTO FORTE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCorrente di placca:\u003c\/span\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eSezione 1:\u003c\/strong\u003e \u003c\/span\u003e\u003cspan\u003eIa = 100 mA    \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eSezione 2:\u003c\/strong\u003e \u003c\/span\u003e\u003cspan\u003eIa = 100 mA\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTest Addizionali\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrofonicità: \u003c\/strong\u003eStandard. Testate e conformi per l'uso in hi-fi e amplificatori per chitarra.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQualità dell’Emissione:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eEccellente – Emissione molto forte e stabile, senza fluttuazioni.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCortocircuiti e GAS: \u003c\/strong\u003eAssenti.\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\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 f32 B7A1 → f3x indica un GZ34 con la progressione sequenziale di x, ove l'incremento di x indica le modifiche di produzione - \u003cmeta charset=\"utf-8\"\u003eB7A1 B → Mullard, Blackburn - 7 (su quattro cifre ) → 1967 - A → Gennaio - 1 → 1a settimana del mese\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":"MULLARD","offers":[{"title":"Default Title","offer_id":56601439306076,"sku":"03396","price":229.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/1_2d5075ba-e5b3-4c02-81e6-4e447a77cc64.jpg?v=1769702703","url":"https:\/\/vacuumtubestreasures.com\/it-hr\/products\/gz34-5ar4-mullard-nos-brand-hammond-blackburn-f32-copper-plates-4-notches-made-in-great-britain-67","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}