Mainflingen MW cross dipole antenna 7EN

<body topmargin=0 leftmargin=0 marginheight=0 marginwidth=0> <table cellpadding=0 cellspacing=0 border=0><tr> <td valign="top" height=50 BGCOLOR="#0099FF" TEXT="#F7F7FF"> <div> <FONT SIZE="4" COLOR="#FFFFFF" FACE="Arial" ><B>Bernd Waniewski - http://www.waniewski.de</B></FONT><B>     |     </B><A HREF="http://www.waniewski.de/index.htm" TARGET="_top" TITLE="http://www.waniewski.de/index.htm"><U><B>Startseite</B></U></A><B>   </B><A HREF="http://www.waniewski.de/id208.htm" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm"><U><B>Home </B></U></A><B>  </B><A HREF="http://www.waniewski.de/id207.htm" TARGET="_top" TITLE="http://www.waniewski.de/id207.htm"><U><B>Acceuil</B></U></A></div> <bR> <div> </div> </td> </tr><tr> <td valign="top" height=430 BGCOLOR="#FFFFFF" TEXT="#080000"> <div> Mainflingen MW cross dipole antenna   7EN</div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="867" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" 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TITLE="Mainflingen MW cross dipole antenna 4E"><U><B>4</B></U></A><B>  </B><A HREF="id333.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 5E"><U><B>5</B></U></A><B>  </B><A HREF="id334.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 6E"><U><B>6</B></U></A><B>  </B><FONT SIZE="3" COLOR="#000000" FACE="Arial" ><B>7</B></FONT><B>  </B><A HREF="id337.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 8E"><U><B>8</B></U></A></div> </tD> <tD VALIGN=TOP><NOBR><div> <A HREF="id318.htm" TARGET="_top" TITLE="Mainflingen MW Kreuzdipol 7DE"><U><IMG SRC="a94331f0.gif" border=0 width="51" height="31" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A></div> <div> <A HREF="id318.htm" TARGET="_top" TITLE="Mainflingen MW Kreuzdipol 7DE"><U>Deutsch</U></A></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="56"><div> <A HREF="http://www.waniewski.de/id208.htm" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm"><U><B>Home</B></U></A></div> </tD> <tD VALIGN=TOP ROWSPAN=2 BGCOLOR=#FFCC66 WIDTH="214"><div> <A HREF="id333_view_from_.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 5E"><U><IMG SRC="d978c690.jpg" border=0 width="140" height="105" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A></div> </tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 44 WIDTH="145"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="44" ALIGN="bottom" WIDTH="145" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP WIDTH="309"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="44" ALIGN="bottom" WIDTH="309" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="65"><div> <A HREF="http://www.waniewski.de/id208.htm#all_projekts_by_list_of_frequencies" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm#all_pr"><U>Projects by</U></A></div> <div> <A HREF="http://www.waniewski.de/id208.htm#all_projekts_by_list_of_frequencies" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm#all_pr"><U> list of frequencies</U></A></div> </tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <A HREF="http://www.waniewski.de/id208.htm#all_english_versions_of_antenna_sites" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm#all_en"><U>Survey of </U></A></div> <div> <A HREF="http://www.waniewski.de/id208.htm#all_english_versions_of_antenna_sites" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm#all_en"><U>projects</U></A></div> <div> <A HREF="http://www.waniewski.de/id208.htm#all_english_versions_of_antenna_sites" TARGET="_top" TITLE="http://www.waniewski.de/id208.htm#all_en"><U> A-Z</U></A></div> </NOBR></tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="868" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 27 WIDTH="144"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="27" ALIGN="bottom" WIDTH="144" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP><NOBR><div> MW Mainflingen cross dipole antenna -antenna tuning elements</div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> Photos: Michael Schmolke and </div> <div> Bernd Waniewski</div> </NOBR></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 348 WIDTH="144"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="348" ALIGN="bottom" WIDTH="144" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="703c8560.jpg" border=0 width="456" height="342" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="213"><div> This photo shows the interface between feeding cables and antenna tuning unit. To otain the information about the behaviour of each dipole it requires a power measuring facility for indicating the power and a current transformer for determining the phase between the dipoles.</div> </tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 347 WIDTH="144"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="347" ALIGN="bottom" WIDTH="144" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="706c7550.jpg" border=0 width="455" height="341" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="213"><div> grounding switch</div> <bR> <div> power measurement and current transformer</div> </tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="865" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 479 WIDTH="187"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="479" ALIGN="bottom" WIDTH="187" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="f8837d30.jpg" border=0 width="311" height="467" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="f8a34ce0.jpg" border=0 width="308" height="462" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 66 WIDTH="187"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="66" ALIGN="bottom" WIDTH="187" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP WIDTH="315"><div> The phase shifting of 90 degrees which is necessary for obtaining the circular polarization of the dipoles is achieved by two coils ( one of the coils L13 on this photo) and one condensor.</div> </tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="315"><div> Coil as part of transformation unit from 37,5 ohms to 50 ohms.</div> </tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 471 WIDTH="187"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="471" ALIGN="bottom" WIDTH="187" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="f8634ce0.jpg" border=0 width="308" height="462" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="f9036d10.jpg" border=0 width="310" height="465" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 33 WIDTH="187"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="33" ALIGN="bottom" WIDTH="187" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP WIDTH="315"><div> Condensor as part of transformation unit from 37,5 ohms to 50 ohms.</div> </tD> <tD VALIGN=TOP WIDTH="315"><div> The fixation to the cable which connects the antenna tuning hut with the transmitter.</div> </tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="863" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 310 WIDTH="21"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="310" ALIGN="bottom" WIDTH="21" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="f8cc8300.jpg" border=0 width="456" height="304" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP WIDTH="331"><div> Connecting tube between condensor and cable coming from transmitter.</div> </tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 305 WIDTH="21"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="305" ALIGN="bottom" WIDTH="21" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="f8ec12b0.jpg" border=0 width="449" height="299" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP WIDTH="331"><div> Connecting tube between condensor and cable coming from transmitter.</div> <bR> <bR> <bR> <div> In the background: </div> <div> Wolfgang Heßler from T-Systems, head of the transmitter site in Mainflingen</div> </tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="865" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 51 ><NOBR><div> <B>previous    next</B></div> <div> <A HREF="id334.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 6E"><U><B><</B></U></A><B>        </B><A HREF="id337.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 8E"><U><B>></B></U></A></div> </NOBR></tD> <tD VALIGN=TOP WIDTH="314"><div> <B>Mainflingen cross dipole</B></div> <div> <A HREF="mainflingen_mw_cross_dipole_antenna_1en.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 1E"><U><B>1</B></U></A><B>  </B><A HREF="id331.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 2E"><U><B>2</B></U></A><B>  </B><A HREF="id335.htm" TARGET="_top" TITLE="Mainflingen MW cross dipole antenna 3E"><U><B>3</B></U></A><B>  </B><A 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