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<div id="gmail-post-6061" class="gmail-post-6061 gmail-post gmail-type-post gmail-status-publish gmail-format-standard gmail-hentry gmail-category-amrad" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-stretch:inherit;font-size:14px;line-height:inherit;font-family:Arial,Helvetica,sans-serif;margin:0px;padding:0px;vertical-align:baseline;color:rgb(85,85,85);text-decoration-style:initial;text-decoration-color:initial"><h2 class="entry-title gmail-post-title" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:700;font-stretch:inherit;font-size:2.25em;line-height:1em;font-family:inherit;margin:0.75em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word"><a href="https://www.amrad.pt/repetidor-digital-dmr-da-amrad/" rel="bookmark" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:700;font-stretch:inherit;font-size:inherit;line-height:1em;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(68,68,68);text-decoration:none;word-wrap:break-word;outline:0px">Repetidor digital DMR da AMRAD</a></h2><div class="gmail-post-meta" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12px;line-height:inherit;font-family:inherit;margin:0px 0px 10px;padding:0px;vertical-align:baseline;clear:both;color:rgb(159,159,159)"><span class="gmail-meta-prep gmail-meta-prep-author gmail-posted" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline">Publicado em<span> </span></span><a href="https://www.amrad.pt/repetidor-digital-dmr-da-amrad/" title="Repetidor digital DMR da AMRAD" rel="bookmark" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:400;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,102,204);text-decoration:none"><time class="gmail-timestamp gmail-updated" datetime="2018-08-14T12:46:44+00:00" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline">14/08/2018</time></a><span class="gmail-byline" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline"></span><span class="gmail-author gmail-vcard" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline"><a class="gmail-url gmail-fn gmail-n" href="https://www.amrad.pt/" title="Ver todos as publicações de" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:400;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,102,204);text-decoration:none"><span class="gmail-author-gravtar" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline"></span></a></span></div><div class="gmail-post-entry" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;clear:both"><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word">Há algumas semanas que o repetidor de DMR da AMRAD tem estado em permanência ligado nas instalações do CS5CEP no IST Taguspark a fazer testes de fiabilidade, antes de ser instalado na torre Norte do IST Alameda, o que ocorrerá no próximo mês. O repetidor foi construído pelo colega Carlos Freitas.</p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word"><img src="http://www.amrad.pt/amrad-wp/wp-content/uploads/2018/08/DMRofCS5CEP.jpg" style="border: 0px; font: inherit; margin: 0px; padding: 0px; vertical-align: middle; height: auto; max-width: 100%;"></p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word">O repetidor tem sido usado por muitos radiamadores. Na fotografia abaixo está a ser usado pelo colega CS7ALB.</p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word"><img src="http://www.amrad.pt/amrad-wp/wp-content/uploads/2018/08/DMRonCS5CEP.jpg" style="border: 0px; font: inherit; margin: 0px; padding: 0px; vertical-align: middle; height: auto; max-width: 100%;"></p></div><div class="gmail-post-data" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:700;font-stretch:inherit;font-size:12px;line-height:inherit;font-family:inherit;margin:20px 0px 0px;padding:0px;vertical-align:baseline;clear:both">Publicado em<span> </span><a href="https://www.amrad.pt/category/amrad/" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:400;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(17,17,17);text-decoration:none">AMRAD</a></div><div class="gmail-post-edit" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12px;line-height:inherit;font-family:inherit;margin:1.5em 0px;padding:0px;vertical-align:baseline;clear:both;display:block"></div></div><div id="gmail-post-6045" class="gmail-post-6045 gmail-post gmail-type-post gmail-status-publish gmail-format-standard gmail-hentry gmail-category-amrad" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-stretch:inherit;font-size:14px;line-height:inherit;font-family:Arial,Helvetica,sans-serif;margin:0px;padding:0px;vertical-align:baseline;color:rgb(85,85,85);text-decoration-style:initial;text-decoration-color:initial"><h2 class="entry-title gmail-post-title" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:700;font-stretch:inherit;font-size:2.25em;line-height:1em;font-family:inherit;margin:0.75em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word"><a href="https://www.amrad.pt/bateria-do-istsat-1/" rel="bookmark" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:700;font-stretch:inherit;font-size:inherit;line-height:1em;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,102,204);text-decoration:none;word-wrap:break-word">Bateria do ISTsat-1</a></h2><div class="gmail-post-meta" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12px;line-height:inherit;font-family:inherit;margin:0px 0px 10px;padding:0px;vertical-align:baseline;clear:both;color:rgb(159,159,159)"><span class="gmail-meta-prep gmail-meta-prep-author gmail-posted" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline">Publicado em<span> </span></span><a href="https://www.amrad.pt/bateria-do-istsat-1/" title="Bateria do ISTsat-1" rel="bookmark" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:400;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,102,204);text-decoration:none"><time class="gmail-timestamp gmail-updated" datetime="2018-08-11T09:32:39+00:00" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline">11/08/2018</time></a><span class="gmail-byline" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline"></span><span class="gmail-author gmail-vcard" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline"><a class="gmail-url gmail-fn gmail-n" href="https://www.amrad.pt/" title="Ver todos as publicações de" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:400;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,102,204);text-decoration:none"><span class="gmail-author-gravtar" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline"></span></a></span></div><div class="gmail-post-entry" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;clear:both"><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word">Depois de concluído o sistema EPS de aquisição e condicionamento da energia do ISTsat-1 a equipa desenvolveu o módulo de baterias que irão ser sujeitas a testes muito exigentes de validação e conformidade com as exigências da ESA para sistemas que sejam colocados a bordo da ISS International Space Station. O ISTsat-1 será lançado a partir da ISS.</p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word"><img src="http://www.amrad.pt/amrad-wp/wp-content/uploads/2018/08/bateriatopo.jpg" style="border: 0px; font: inherit; margin: 0px; padding: 0px; vertical-align: middle; height: auto; max-width: 100%;"></p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word">O sistema de baterias é conrolado pela EPS e dispõe de sensores de temperatura das baterias  e dois aquecedores feitos em PCB que ficam intercalados entre cada 2 células de iões de lítio. O sistema da bateria dispõe de circuitos de vigilância e proteção da bateria tanto a nível de tensão como da corrente de carga e de descarga. O módulo da bateria é ligado à EPS através de um conector.</p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word"><img src="http://www.amrad.pt/amrad-wp/wp-content/uploads/2018/08/bateriadelado2.jpg" style="border: 0px; font: inherit; margin: 0px; padding: 0px; vertical-align: middle; height: auto; max-width: 100%;"></p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word;text-align:center">Módulo da bateria do ISTsat-1.</p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word;text-align:center">O módulo de aquecimento está intercalado entre cada 2 células de iões de lítio.</p><p style="border:0px;font:inherit;margin:1.6em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word;text-align:center"><img src="http://www.amrad.pt/amrad-wp/wp-content/uploads/2018/08/bateriabaixo.jpg" style="border: 0px; font: inherit; margin: 0px; padding: 0px; vertical-align: middle; height: auto; max-width: 100%;"></p></div><div class="gmail-post-data" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:700;font-stretch:inherit;font-size:12px;line-height:inherit;font-family:inherit;margin:20px 0px 0px;padding:0px;vertical-align:baseline;clear:both">Publicado em<span> </span><a href="https://www.amrad.pt/category/amrad/" style="border:0px;font-style:inherit;font-variant:inherit;font-weight:400;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(17,17,17);text-decoration:none">AMRAD</a></div></div>

<br><div>Fonte: 

<h4 style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-weight:700;font-stretch:inherit;font-size:1.5em;line-height:1em;font-family:Arial,Helvetica,sans-serif;margin:1em 0px;padding:0px;vertical-align:baseline;word-wrap:break-word;color:rgb(85,85,85);background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;text-align:center"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:1.17em;line-height:inherit;font-family:inherit;margin:0px;padding:0px;vertical-align:baseline">Associação Portuguesa de Amadores de Rádio  para a Investigação Educação e Desenvolvimento</span></h4>

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