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</o:shapelayout></xml><![endif]--></head><body lang=PT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Bom dia a todos,<o:p></o:p></p><p class=MsoNormal>Se calhar alguns de vós já andou à procura na internet por toroides para poder construir os próprios baluns, tal como eu fiz.<o:p></o:p></p><p class=MsoNormal>Encontrei no eBay inglês um conjunto de 6 toroides T200-6 por 33,65€ já com portes. Por cerca de mais 3€ podia ter comprado 6 toroides também mas o modelo T200-2. <o:p></o:p></p><p class=MsoNormal>Escolhi as T200-6 porque este modelo está feito para trabalhar entre os 3 e os 40Mhz enquanto que o modelo T200-2 está feito para trabalhar entre os 250Khz e os 10Mhz. Estes dois modelos têm as mesmas dimensões apenas existem 2 ou 3 diferenças minuciosas para os puristas (minhoquinhas) eheh!!<o:p></o:p></p><p class=MsoNormal>Já agora, deixo-vos o link para um site onde se pode ver todas as características das diferentes toroides, simples e directo sem textos chatos: <a href="http://toroids.info/">http://toroids.info/</a><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Cumprimentos para todos e votos de bom fim de semana!<o:p></o:p></p><p class=MsoNormal>Pedro Madeira CT2JQB<o:p></o:p></p></div></body></html>