{"product_id":"6bq5-el84-sylvania-for-hammond-black-plates-matched-tubes-made-in-usa-66","title":"6BQ5 EL84 SYLVANIA for Hammond Matched Pair Black Plates Tubes Made in USA '64","description":"\u003cp\u003e\u003cstrong\u003e6BQ5 ( EL84 ) SYLVANIA for Hammond Matched Pair Black Plates Tubes 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=\"0\" data-end=\"706\"\u003eQuesta \u003cstrong data-start=\"37\" data-end=\"91\"\u003ecoppia matched di 6BQ5 \/ EL84 SYLVANIA for Hammond\u003c\/strong\u003e, produzione \u003cstrong data-start=\"104\" data-end=\"124\"\u003eMade in USA 1964\u003c\/strong\u003e, appartiene a una delle serie più ricercate fornite da Sylvania per gli organi Hammond dell’epoca, celebri per affidabilità, selezione rigorosa e durata superiore alla media.\u003cbr data-start=\"299\" data-end=\"302\"\u003eGli esemplari presentano \u003cstrong data-start=\"327\" data-end=\"343\"\u003eblack plates\u003c\/strong\u003e, una costruzione solida e una qualità costruttiva tipicamente americana, pensata per garantire stabilità operativa anche in condizioni di utilizzo continuo.\u003cbr data-start=\"500\" data-end=\"503\"\u003eLa coppia è selezionata come \u003cstrong data-start=\"532\" data-end=\"548\"\u003eMatched Pair\u003c\/strong\u003e per comportamento elettrico coerente e risposta timbrica uniforme, ideale per amplificatori hi-fi e per restauri di organi e amplificatori vintage americani.\u003c\/p\u003e\n\u003cp data-start=\"708\" data-end=\"889\"\u003e\u003cstrong data-start=\"710\" data-end=\"736\"\u003eCaratteristiche Sonore\u003c\/strong\u003e\u003cbr data-start=\"736\" data-end=\"739\"\u003eLa timbrica delle EL84\/6BQ5 Sylvania con black plates è vivace, musicale e ben bilanciata, con un carattere definito e una notevole capacità dinamica.\u003c\/p\u003e\n\u003cp data-start=\"891\" data-end=\"1041\"\u003e\u003cstrong data-start=\"891\" data-end=\"900\"\u003eBassi\u003c\/strong\u003e\u003cbr data-start=\"900\" data-end=\"903\"\u003eTesi, rapidi e controllati. La gamma bassa è precisa e solida, con ottima capacità di seguire ritmica e articolazione senza rigonfiamenti.\u003c\/p\u003e\n\u003cp data-start=\"1043\" data-end=\"1237\"\u003e\u003cstrong data-start=\"1043\" data-end=\"1051\"\u003eMedi\u003c\/strong\u003e\u003cbr data-start=\"1051\" data-end=\"1054\"\u003eChiari, ricchi di armoniche e molto naturali. Le voci emergono con presenza e buona tessitura, mentre strumenti acustici e jazz traggono vantaggio da un medio luminoso e ben rifinito.\u003c\/p\u003e\n\u003cp data-start=\"1239\" data-end=\"1410\"\u003e\u003cstrong data-start=\"1239\" data-end=\"1247\"\u003eAlti\u003c\/strong\u003e\u003cbr data-start=\"1247\" data-end=\"1250\"\u003eAperti, fluidi e ben estesi. Nessuna asprezza, alti puliti e dettagliati con una brillantezza controllata, tipica delle migliori produzioni Sylvania dell’epoca.\u003c\/p\u003e\n\u003cp data-start=\"1412\" data-end=\"1623\"\u003e\u003cstrong data-start=\"1412\" data-end=\"1424\"\u003eDinamica\u003c\/strong\u003e\u003cbr data-start=\"1424\" data-end=\"1427\"\u003eVivace, pronta, con grande headroom. Le black plates restituiscono una risposta energica, lineare e stabile anche sotto carico, eccellente per amplificatori che richiedono precisione e reattività.\u003c\/p\u003e\n\u003cp data-start=\"1625\" data-end=\"1768\"\u003e\u003cstrong data-start=\"1625\" data-end=\"1639\"\u003eSoundstage\u003c\/strong\u003e\u003cbr data-start=\"1639\" data-end=\"1642\"\u003eScena ampia, definita e realistica. Buona profondità e separazione degli strumenti, con un’immagine sonora stabile e ordinata.\u003c\/p\u003e\n\u003cp data-start=\"1770\" data-end=\"1826\"\u003e🎧 \u003cstrong data-start=\"1773\" data-end=\"1810\"\u003eUso in Amplificatori Hi-Fi Stereo\u003c\/strong\u003e\u003cbr data-start=\"1810\" data-end=\"1813\"\u003eIdeali per:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1829\" data-end=\"1891\"\u003eamplificatori americani ed europei che impiegano EL84 reali,\u003c\/li\u003e\n\u003cli data-start=\"1894\" data-end=\"1935\"\u003erestauri di apparecchi vintage Hammond,\u003c\/li\u003e\n\u003cli data-start=\"1938\" data-end=\"1979\"\u003eamplificatori single-ended e push-pull,\u003c\/li\u003e\n\u003cli data-start=\"1982\" data-end=\"2030\"\u003esistemi che richiedono trasparenza e dinamica.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2032\" data-end=\"2145\"\u003eIl carattere delle Sylvania black plates è particolarmente indicato per jazz, classica, acustica e musica vocale.\u003c\/p\u003e\n\u003cp data-start=\"2147\" data-end=\"2230\"\u003e🎸 \u003cstrong data-start=\"2150\" data-end=\"2183\"\u003eUso in Amplificatori Musicali\u003c\/strong\u003e\u003cbr data-start=\"2183\" data-end=\"2186\"\u003eParticolarmente efficaci in amplificatori:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2233\" data-end=\"2243\"\u003eHammond,\u003c\/li\u003e\n\u003cli data-start=\"2246\" data-end=\"2263\"\u003eGibson vintage,\u003c\/li\u003e\n\u003cli data-start=\"2266\" data-end=\"2297\"\u003eprogetti boutique stile EL84,\u003c\/li\u003e\n\u003cli data-start=\"2300\" data-end=\"2351\"\u003eamplificatori con bias caldo o tensioni moderate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2353\" data-end=\"2370\"\u003ePunti di forza:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2373\" data-end=\"2407\"\u003ebreak-up musicale e progressivo,\u003c\/li\u003e\n\u003cli data-start=\"2410\" data-end=\"2443\"\u003earmoniche ricche e controllate,\u003c\/li\u003e\n\u003cli data-start=\"2446\" data-end=\"2463\"\u003eottimo sustain,\u003c\/li\u003e\n\u003cli data-start=\"2466\" data-end=\"2507\"\u003erisposta tesa e ben definita sulle corde.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2509\" data-end=\"2620\"\u003e🎯 \u003cstrong data-start=\"2512\" data-end=\"2544\"\u003eNota per audiofili e tecnici\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2509\" data-end=\"2620\"\u003eUna coppia ideale per restauri, upgrade o impiego in amplificatori hi-fi e musicali che richiedono EL84 robuste, musicali e coerenti.\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 \u003cmeta charset=\"utf-8\"\u003eVa = 250V, Vg2 = 250V, Vg = -7,3V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia 100%:\u003c\/strong\u003e\u003cspan\u003e \u003cmeta charset=\"utf-8\"\u003eGm = 11.3 ; Ia = 48 mA\u003c\/span\u003e\n\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 \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eGm = 9.4 ; Ia = 40.2 mA\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eValvola 2:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eGm = 9.5 ; Ia = 40.2 mA\u003c\/span\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/span\u003e\u003c\/p\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 Bassa. 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\u003e Valvole Vintage - Testate e perfettamente funzionanti. 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 Molto Buone – Scritte ben leggibili con lievi segni del tempo, nessun difetto evidente. Vedi foto per i dettagli.\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCodice di Fabbricazione: \u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e312 64-13 → 312 indica il fabbricante, ovvero Sylvania Electric Products Inc., Emporium, Pa. - 64-13 → RMA\/EIA Open Date Code → fabbricata la 13ª settimana del 1964\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SYLVANIA","offers":[{"title":"Default Title","offer_id":43657424601335,"sku":"01063","price":7800.0,"currency_code":"ALL","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0616\/3775\/5127\/files\/2_0354cdd9-7c30-497b-b4c5-381d0f88e3ce.jpg?v=1765466833","url":"https:\/\/vacuumtubestreasures.com\/it-al\/products\/6bq5-el84-sylvania-for-hammond-black-plates-matched-tubes-made-in-usa-66","provider":"Vacuum Tubes Treasures","version":"1.0","type":"link"}