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<a href="http://www.mascar.com/antartide.htm" target="_blank">http://www.mascar.com/antartide.htm</a><div>
<br></div><div><span style="font-family:arial, sans-serif;font-size:12px"><h2 style="text-align:center;margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:1.5em;vertical-align:baseline;background-color:transparent;font-family:Arial, Helvetica, sans-serif;line-height:normal;color:rgb(153, 153, 153)">



Evento Antartide Di IZ0OWE</h2><div><br></div><div style="text-align:center"><b style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial"><font face="Verdana, Arial, Helvetica, sans-serif" color="#990000" size="5" style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">RADIOCOLLEGAMENTO ROMA-ANTARTIDE IN UHF MODALITA' DIGITALE D-STAR</font></b></div>



<div style="text-align:center"><b style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial"><font face="Verdana, Arial, Helvetica, sans-serif" color="#990000" size="5" style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial"><br>



</font></b></div><div style="text-align:center"><b style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial"><font face="Verdana, Arial, Helvetica, sans-serif" color="#990000" size="5" style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial"><span style="color:rgb(0, 0, 0);font-family:arial, sans-serif;font-weight:normal"><p style="margin-top:0px;margin-right:0px;margin-bottom:1em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



Promotori di questa iniziativa innovativa nel mondo delle radiocomunicazioni Digitali, sono stati:</p><p style="margin-top:0px;margin-right:0px;margin-bottom:1em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



l'Ing. Marco Maggiore Responsabile Tecnico TLC del CNR e Capo Spedizione della Base Concordia;</p><p style="margin-top:0px;margin-right:0px;margin-bottom:1em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



Il Sig. Nicola Mastrorilli Amministratore della Mas. Car. Srl, Consulente Tecnico e Radioamatore IZ0OWE;</p><p style="margin-top:0px;margin-right:0px;margin-bottom:1em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



Il Dott. Luca Ferrara Consulente del Ministero delle Comunicazioni e Radioamatore IK0YYY.</p><p style="margin-top:0px;margin-right:0px;margin-bottom:1em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



Primi al Mondo ad effettuare il collegamento via radio in modalità Digitale D-Star tra Roma e la Base Concordia in Antartide, operando in Banda UHF sulla frequenza del ripetitore locale di Roma IR0AUC 430.025 Shift + 5 MHz un  altro Ripetitore installato presso la base stessa e l'interfaccia <a href="http://img/DVDONGLE.jpg" style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial" target="_blank">Digitale DVDONGLE</a>.</p>



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La comunicazione è avvenuta alla presenza di molti Radioamatori e Giornalisti, il Senatore Zamberletti, il Prefetto Mosino e la partecipazione attiva del Presidente Emerito della Repubblica Francesco Cossiga, anche radioamatore, I0FCG.</p>



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La manifestazione è stata aperta dal Presidente dell'INGV Enzo Boschi, i ricercatori Antonio Meloni e Vincenzo Romano,  proseguita poi con la presentazione del sistema di Comunicazione Digitale introdotta da Nicola Mastrorilli e portata a termine, con relativo collegamento Radio, dal Dott. Luca Ferrara e l'Ing. Marco Maggiore. </p>



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 Sotto Riportiamo l'articolo apparso sul giornale "Il Tempo" del 13.12.2008 </p><div style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



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Buon giorno Antartide<br style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px"></h2><h3 style="margin-top:0px;margin-right:0px;margin-bottom:0.5em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;font-family:Arial, Helvetica, sans-serif;line-height:normal;background-repeat:initial initial">



Giulia Martelli<br style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px"><br style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px">



Era una notte di dicembre del 1894 quando Guglielmo Marconi svegliò la madre e la invitò nel suo rifugio segreto. Su un bancone, appoggiato alla finestra, c'era un tasto telegrafico: bastò premerlo e il campanello squillò dall'altro lato della stanza.</h3>



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ll giorno dopo anche il padre assistette all'esperimento e quando si convinse che il campanello suonava senza collegamento con fili, mise mano al proprio portafoglio e diede a suo figlio i soldi necessari per l'acquisto dei materiali. Il giovane Marconi proseguì così nei suoi esperimenti per più di un anno, e nel dicembre del 1895 con l'apparecchio che aveva costruito, riuscì a ricevere segnali a distanza, superando anche ostacoli naturali. ll colpo di fucile che Mignani sparò in aria per confermare la riuscita dell'esperimento (l'apparecchio vibrò e cantò come un grillo per tre volte) è considerato il "battesimo" della radio.<p style="margin-top:0px;margin-right:0px;margin-bottom:1em;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;border-style:initial;border-color:initial;outline-width:0px;outline-style:initial;outline-color:initial;font-size:12px;vertical-align:baseline;background-color:transparent;background-repeat:initial initial">



<br style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px"><u><i><b>Dopo più di un secolo dalla nascita della radiocomunicazione, l'Istituto Nazionale di Geofisica e Vulcanologia (INGV), sulle orme di Marconi, ha sperimentato per la prima volta, nella sede romana di Vigna Murata, un collegamento digitale e visivo con la stazione italo-francese Concordia che opera in Antartide. ll collegamento è stato effettuato in banda UHF tramite una modulazione digitale GMSK e ha permesso l'interconnessione alla rete mondiale radioamatoriale denominata D-Star, tramite l'instradamento di comunicazione punto-punto con software dedicato. Insomma, è bastato schiacciare il mouse, e tutti i presenti alla sperimentazione (tra i quali i ricercatori Antonio Meloni e Vincenzo Romano) in collegamento video l'Ex Presidente della Repubblica Francesco Cossiga, appassionato radioamatore) hanno vissuto in diretta la giornata dei ricercatori italiani che sono nell'Antartide, dall'altra parte del mondo, a -40 gradi.</b></i></u></p>



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<br style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px">Il capospedizione Marco Maggiore una volta collegato ha presentato la sua squadra: meteorologi, glaciologi, esperti in telecomunicazione e il cuoco che rifocilla gli studiosi con pasta nostrana. Con curiosità tutti guardavano la stazione, le diverse postazioni e chiesto come trascorressero le giornate. Maggiore rispondeva per tutti: "Gli orari vengono scanditi dai pasti, perché d'inverno è sempre buio, diciamo che la giornata inizia intorno alle 6.30 per finire a notte fonda". Qualcuno si è preoccupato delle sigarette e chiede se possono fumare. "Non negli spazi comuni - spiega il capospedizione - c'è un luogo apposito, ma è talmente lontano che molti desistono". Poi il figlio di Maggiori fa una sorpresa al padre. Si avvicina allo schermo e lo saluta: "Ciao papà, buone vacanze!". Il collegamento si chiude, gli scienziati devono tornare al loro lavoro. Per chi ha assistito al collegamento invece resta la consapevolezza di aver vissuto un momento straordinario e forse ha provato la stessa emozione di Marconi quando captò gli spari di Mignani.</p>



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<br style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px">Spiega Nicola Mastrorilli, radioamatore e consulente tecnico della prova: «Nelle zone remote, senza rete telefonica fissa, usare i telefoni satellitari ha costi elevati e dunque limitati. Inoltre le connessioni Internet hanno velocità ridotte. Con la radiocomunicazione digitale si collega il telefono satellitare a un radioripetitore. I possessori di un ricetrasmettitore portatile che si trovano in un raggio di 50 chilometri possono accedere al ripetitore e parlare con un numero illimitato di utenti in tutto il mondo. Utilissimo dunque per la trasmissione di notizie o il coordinamento di operazioni di soccorso a distanza».</p>



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13/12/2008</p></div></div></span></font></b></div></span></div>
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