{"product_id":"grazioli-fe62v-antenna-verticale-vhf-50-a-54-mhz-2-5-8-donda-2-kw-8-12-m","title":"Grazioli FE62V Antenna verticale VHF 50 a 54 MHz, 2×5\/8 d'onda, 2 kW, 8,12 m","description":"\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0946\/2113\/9290\/files\/fe62v.jpg?v=1759226671\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color: #d0121a;\"\u003e\u003cb\u003eDescrizione\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003chr class=\"no_line\" style=\"margin: 0 auto 5px auto;\"\u003e\u003cp\u003e \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAntenna verticale collineare 2x5\/8 ? VHF tarabile da 50 a 54 MHz con tabella di taratura.\u003c\/li\u003e\n\u003cli\u003eAntenna configurabile anche in versione corta 5\/8 ? con grafico di regolazione della lunghezza stilo.\u003c\/li\u003e\n\u003cli\u003eCostruzione estremamente robusta in lega di alluminio AW6063-T66.\u003c\/li\u003e\n\u003cli\u003eFornita con viteria di qualità in INOX 304 e 316 per un lungo servizio senza ruggine.\u003c\/li\u003e\n\u003cli\u003eIl Ground plane realizzato con 4 radiali full Quarter Wave.\u003c\/li\u003e\n\u003cli\u003eElevata potenza applicabile in ingresso, fino a 2Kw continui All-mode.\u003c\/li\u003e\n\u003cli\u003eDettagliato manuale di montaggio e di numero seriale che ne identifica il lotto di produzione e i dati costruttivi.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"wrap mcb-wrap mcb-wrap-6561704fa one tablet-one laptop-one mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-6561704fa mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-ed8a909e8 one laptop-one tablet-one mobile-one column_accordion\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-ed8a909e8 mcb-item-accordion-inner\"\u003e\u003cdiv class=\"accordion\"\u003e\u003cdiv class=\"mfn-acc accordion_wrapper\"\u003e\n\u003cdiv class=\"question\"\u003e\n\u003cdiv class=\"title\"\u003e\n\u003ci class=\"icon-plus acc-icon-plus\"\u003e\u003c\/i\u003e\u003ci class=\"icon-minus acc-icon-minus\"\u003e\u003c\/i\u003e\u003cspan style=\"color: #d0121a;\"\u003e\u003cstrong\u003eMateriali e Costruzione\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"answer\"\u003e\u003cdiv align=\"justify\"\u003e\n\u003cp\u003ePer i nostri tubi abbiamo impiegato la migliore lega utilizzabile per la costruzione delle antenne la AW6063-T66 lega di Alluminio, Magnesio e Silicio temprata allo stato T-66 che conferisce allo stilo una eccezionale resistenza, che viene realizzata mediante estrusione e successivamente trafilata a freddo. I nostri tubi sono estremamente precisi su entrambi i diametri, ed anche sullo spessore della parete, consentendo un accoppiamento preciso e con minor “gioco” tra i tubi.\u003c\/p\u003e\n\u003cp\u003eIl “Ground Plane” è composto da 4 robusti radiali della lunghezza di 1.4m, “Full-Quarter Wave” realizzati in tubo a sezione unica di diametro e spessore rispettivamente 13×1.25mm che vengono fissati alla piastra di sostegno mediante due cavallotti (U-Bolt) e dadi autobloccanti. Nella zona di fissaggio sono forniti 4 rinforzi in fibra di vetro che irrobustiscono le giunzioni ed evitano lo schiacciamento dei tubi.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"question\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"question\"\u003e\u003cdiv class=\"answer\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"question\"\u003e\n\u003cdiv class=\"title\"\u003e\n\u003ci class=\"icon-plus acc-icon-plus\"\u003e\u003c\/i\u003e\u003ci class=\"icon-minus acc-icon-minus\"\u003e\u003c\/i\u003eScelte tecniche che fanno la differenza\u003c\/div\u003e\n\u003cdiv class=\"answer\"\u003e\u003cdiv align=\"justify\"\u003e\n\u003cstrong\u003ePerché realizzare un’antenna capace di sopportare potenze di 2Kw continui?\u003c\/strong\u003e\u003cp\u003ePerché un’antenna che accetta potenze elevate è un’antenna più efficiente, in caso contrario tenderebbe a scaldarsi per effetto Joule e dissipare in calore parte rilevante della potenza RF applicata, cosa che avviene con la maggior parte dei prodotti concorrenti, ma che purtroppo gli utilizzatori non possono testare per mancanza di attrezzature e strumentazione adeguata.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"section_wrapper mfn-wrapper-for-wraps mcb-section-inner mcb-section-inner-num0tahff\"\u003e\u003cdiv class=\"wrap mcb-wrap mcb-wrap-2oaef391u three-fifth tablet-three-fifth laptop-three-fifth mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-2oaef391u mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-b41vii33h one laptop-one tablet-one mobile-one column_column\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-b41vii33h mcb-item-column-inner\"\u003e\u003cdiv class=\"column_attr mfn-inline-editor clearfix\" style=\"padding: 0px 0px 0px 10px;\"\u003e\u003cdiv align=\"justify\"\u003e\n\u003ch3\u003e\u003cspan style=\"color: #dd3333;\"\u003e\u003cb\u003eLa bobina ad alto \"Q\"\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003chr class=\"no_line\" style=\"margin: 0 auto 5px auto;\"\u003eLa bobina ricopre un ruolo fondamentale per l’adattamento di impedenza ed il massimo trasferimento di RF, la sua forma data dal rapporto lunghezza\/diametro, il passo tra le spire, il materiale e il diametro del filo e la presenza o meno di nuclei metallici al suo interno ne determinano il fattore di merito “Q” (“Q” = Quality factor). \u003cbr\u003e\u003cbr\u003eIn termini semplici più è elevato il “Q” della bobina più si riducono le perdite in alta frequenza. Abbiamo realizzato una bobina di generose dimensioni sospesa in aria senza nuclei metallici, con spire largamente spaziate ottenendo un valore “Q” tra i più elevati. \u003cbr\u003e\u003cbr\u003eQuesto si traduce in massima efficienza, e capacità di sopportare potenze RF elevate. In più la bobina e direttamente connessa a massa in corrente continua (DC-Ground), in questo modo i disturbi atmosferici, e rumori di fondo vengono sensibilmente ridotti.\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv class=\"mcb-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv class=\"section_wrapper mfn-wrapper-for-wraps mcb-section-inner mcb-section-inner-a82n0w5a4\"\u003e\n\u003cdiv class=\"wrap mcb-wrap mcb-wrap-k2pggpcsk two-fifth tablet-two-fifth laptop-two-fifth mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-k2pggpcsk mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-dno579n02 one laptop-one tablet-one mobile-one column_image\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-dno579n02 mcb-item-image-inner\"\u003e\u003cdiv class=\"image_frame image_item no_link scale-with-grid element_classes alignnone no_border\"\u003e\u003cdiv class=\"image_wrapper\"\u003e\u003cimg alt=\"\" class=\"scale-with-grid\" height=\"550\" src=\"https:\/\/www.grazioliantenne.com\/wp-content\/uploads\/2025\/04\/Connector2025.png\" width=\"550\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"wrap mcb-wrap mcb-wrap-hy4s7rvwe three-fifth tablet-three-fifth laptop-three-fifth mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-hy4s7rvwe mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-cec12oi4c one laptop-one tablet-one mobile-one column_column\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-cec12oi4c mcb-item-column-inner\"\u003e\u003cdiv class=\"column_attr mfn-inline-editor clearfix\" style=\"padding: 0px 0px 0px 10px;\"\u003e\u003cdiv align=\"justify\"\u003e\n\u003ch3\u003e\u003cspan style=\"color: #dd3333;\"\u003e\u003cb\u003eIl Connettore UHF\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr class=\"no_line\" style=\"margin: 0 auto 5px auto;\"\u003e\n\u003cbr\u003eIl connettore non è di tipo commerciale SO-239 come usato dalla maggior parte dei costruttori. Il connettore è stato progettato e realizzato direttamente da noi, presenta un’impedenza reale di 50 Ohm ed è utilizzabile fino a 500MHz. Abbiamo realizzato un connettore affidabile e in grado di reggere il transito di 5Kw CW continui a 30MHz e più di 3Kw a 50MHz.\u003cbr\u003e\u003cbr\u003eIl corpo è costruito in ottone CW614N placcato Nichel, mentre la spinetta è placcata in oro 24K per evitare ossidazioni e dotata di isolatore a 4 alette che ne mantiene il centraggio e l’elasticità evitando perdite di contatto.\u003cbr\u003e\u003cbr\u003eLa parte isolante è realizzata in PTFE, uno dei migliori materiali isolanti per le sue eccezionali doti elettriche (bassa costante dielettrica, e ridotto fattore di perdita) e termiche (temperatura di esercizio da -100° a +260°).\u003cbr\u003eIl connettore infine è protetto da uno speciale cappuccio in elastomero che evita infiltrazioni di acqua e umidità.\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"mcb-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv class=\"section_wrapper mfn-wrapper-for-wraps mcb-section-inner mcb-section-inner-o5wkyu4sc\"\u003e\n\u003cdiv class=\"wrap mcb-wrap mcb-wrap-lljy9hzqk two-fifth tablet-two-fifth laptop-two-fifth mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-lljy9hzqk mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-0wi983181 one laptop-one tablet-one mobile-one column_image\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-0wi983181 mcb-item-image-inner\"\u003e\u003cdiv class=\"image_frame image_item no_link scale-with-grid element_classes alignnone no_border\"\u003e\u003cdiv class=\"image_wrapper\"\u003e\u003cimg alt=\"\" class=\"scale-with-grid\" height=\"550\" src=\"https:\/\/www.grazioliantenne.com\/wp-content\/uploads\/2022\/01\/GMax_Staffa.jpg\" width=\"550\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"wrap mcb-wrap mcb-wrap-326x3o4y7 three-fifth tablet-three-fifth laptop-three-fifth mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-326x3o4y7 mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-z81vbvz37 one laptop-one tablet-one mobile-one column_column\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-z81vbvz37 mcb-item-column-inner\"\u003e\u003cdiv class=\"column_attr mfn-inline-editor clearfix\" style=\"padding: 0px 0px 0px 10px;\"\u003e\n\u003cdiv align=\"justify\"\u003e\n\u003ch3\u003e\n\u003cspan style=\"color: #dd3333;\"\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan style=\"color: #dd3333;\"\u003e\u003cb\u003eLa Staffa di Ancoraggio\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr class=\"no_line\" style=\"margin: 0 auto 5px auto;\"\u003eRealizzata in inox AISI304 spessore 2,5 mm. viene fissata al tubo dell’antenna mediante un sistema di chiusura a fascetta, realizzando un bloccaggio meccanico estremamente robusto. \u003cbr\u003e\u003cbr\u003eIl fissaggio al mast è realizzato con cavallotti V-Bolt M6 in AISI304 e dadi a colonna per agevolare il serraggio. \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv align=\"center\"\u003e\u003cdiv class=\"image_frame image_item no_link scale-with-grid element_classes aligncenter no_border\"\u003e\u003cdiv class=\"image_wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"wrap mcb-wrap mcb-wrap-kb1jckro2 one tablet-one laptop-one mobile-one clearfix\"\u003e\u003cdiv class=\"mcb-wrap-inner mcb-wrap-inner-kb1jckro2 mfn-module-wrapper mfn-wrapper-for-wraps\"\u003e\n\u003cdiv class=\"mcb-wrap-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-or8pjfd1t one laptop-one tablet-one mobile-one column_divider\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-or8pjfd1t mcb-item-divider-inner\"\u003e\u003chr class=\"no_line\" style=\"margin: 0 auto 30px auto;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"column mcb-column mcb-item-e5srsdkau one laptop-one tablet-one mobile-one column_divider\"\u003e\u003cdiv class=\"mcb-column-inner mfn-module-wrapper mcb-column-inner-e5srsdkau mcb-item-divider-inner\"\u003e\u003chr style=\"margin: 0 auto 2px;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"mcb-background-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv class=\"mcb-background-overlay\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0946\/2113\/9290\/files\/181-manuale.pdf?v=1758269950\" rel=\"noopener\" target=\"_blank\"\u003eSCARICA IL MANUALE\u003c\/a\u003e\u003c\/div\u003e\u003cp\u003e\u003c!-- x-tinymce\/html --\u003e \u003c\/p\u003e","brand":"Grazioli","offers":[{"title":"Default Title","offer_id":52419899785544,"sku":"FE62V","price":244.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/0338\/7976\/files\/12835.jpg?v=1770150611","url":"https:\/\/offerprice.it\/products\/grazioli-fe62v-antenna-verticale-vhf-50-a-54-mhz-2-5-8-donda-2-kw-8-12-m","provider":"OfferPrice","version":"1.0","type":"link"}