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<P align=left>Olá amigos,<BR><BR>Nos arquivos do grupo o projeto de PY2PE de
omni vertical para 1,2 GHz<BR>feita com segmentos de coaxiais:<BR><BR><A
href="http://br.groups.yahoo.com/group/vhf-dx/files/Antenas/Cable-Omni/">http://br.groups.yahoo.com/group/vhf-dx/files/Antenas/Cable-Omni/</A><BR><BR>Dias
31 de julho e 01 de agosto de 2010: Concurso LABRE UHF.<BR><BR>Flávio PY2ZX</P>
<P align=left> </P>
<P align=left>Calculo para RX da RPT e TX do
USUARIO:</P></FONT></FONT></FONT><FONT face=TTE1CF1290t00 size=3><FONT
face=TTE1CF1290t00 size=3>
<P align=left>300 000 / 12661000 = 0,236948 (Onda) = 23,6 Cm</P>
<P align=left>0,236948 / 2 = 0,118474 (1/2 meia onda) = 11,8 Cm</P>
<P align=left>0,236948 / 4 = 0,059237 (1/4 um quarto de onda) = 5,9 Cm</P>
<P align=left>0,118474 x 0,82 = 0,097148 (1/2 meia onda no cabo cellflex) = 9,7
Cm</P>
<P align=left>0,059237 x 0,82 = 0,04857 (1/4 um quarto de onda no cabo cellflex)
= 4,8 Cm</P>
<P align=left>A) 5,9 cm CORTAR COM: </FONT></FONT><FONT face=TTE1CFC590t00
color=#ff0000 size=4><FONT face=TTE1CFC590t00 color=#ff0000 size=4><FONT
face=TTE1CFC590t00 color=#ff0000 size=4>5,9 cm</P></FONT></FONT></FONT><FONT
face=TTE1CF1290t00 size=3><FONT face=TTE1CF1290t00 size=3>
<P align=left>B) Deixar com 4,8 cm então CORTAR COM: 1 cm + 1,5mm + 4,8 + 5,9 cm
+ 5 cm+ 1,5mm + 2</P>
<P align=left>cm = </FONT></FONT><FONT face=TTE1CFC590t00 color=#ff0000
size=4><FONT face=TTE1CFC590t00 color=#ff0000 size=4><FONT face=TTE1CFC590t00
color=#ff0000 size=4>20 cm</P></FONT></FONT></FONT><FONT face=TTE1CF1290t00
size=3><FONT face=TTE1CF1290t00 size=3>
<P align=left>C) Deixar espaços de 3 mm</P>
<P align=left>D) Deixar com 9,7 cm então CORTAR COM: 1 cm + 1,5mm + 9,7 cm +
1,5mm + 1 cm = </FONT></FONT><FONT face=TTE1CFC590t00 color=#ff0000 size=4><FONT
face=TTE1CFC590t00 color=#ff0000 size=4><FONT face=TTE1CFC590t00 color=#ff0000
size=4>13</P>
<P align=left>(11x)</P></FONT></FONT></FONT><FONT face=TTE1CF1290t00
size=3><FONT face=TTE1CF1290t00 size=3>
<P align=left>E) Deixar com 4,8 cm então CORTAR COM: 1 cm + 1,5mm + 4,8 + 1,5mm
+ 2 cm = </FONT></FONT><FONT face=TTE1CFC590t00 color=#ff0000 size=4><FONT
face=TTE1CFC590t00 color=#ff0000 size=4><FONT face=TTE1CFC590t00 color=#ff0000
size=4>9 cm</P></FONT></FONT></FONT><FONT face=TTE1CF1290t00 size=3><FONT
face=TTE1CF1290t00 size=3>
<P>F) Deixar com 5,9 cm entao CORTAR COM: </FONT></FONT><FONT face=TTE1CFC590t00
color=#ff0000 size=4><FONT face=TTE1CFC590t00 color=#ff0000 size=4><FONT
face=TTE1CFC590t00 color=#ff0000 size=4>7 cm</FONT></FONT></FONT></P>
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