Kvitsøy MW tower 2EN

<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> Kvitsøy MW tower   2EN</div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="866" 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> <A NAME="previous___next"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A></B><B>previous   next</B></div> <div> <A HREF="kvitsoy_mw_1en.htm" TARGET="_top" TITLE="Kvitsøy MW tower 1EN"><U><B><</B></U></A><B>       </B><A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U><B>></B></U></A></div> </NOBR></tD> <tD VALIGN=TOP WIDTH="216"><div> <B>Kvitsøy</B></div> <div> <A HREF="kvitsoy_mw_1en.htm" TARGET="_top" TITLE="Kvitsøy MW tower 1EN"><U><B>1</B></U></A><B>  </B><FONT SIZE="3" COLOR="#000000" FACE="Arial" ><B>2</B></FONT><B>  </B><A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U><B>3</B></U></A><B>  </B><A HREF="id285.htm" TARGET="_top" TITLE="Kvitsøy MW tower 4EN"><U><B>4</B></U></A></div> </tD> <tD VALIGN=TOP><NOBR><div> <A HREF="id88.htm" TARGET="_top" TITLE="Kvitsøy MW Turm 2DE"><U><IMG SRC="a94331f0.gif" border=0 width="51" height="31" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A></div> <div> <A HREF="id88.htm" TARGET="_top" TITLE="Kvitsøy MW Turm 2DE"><U>German</U></A></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><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> </NOBR></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> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="75"><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 list of frequenci</U></A><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>es</U></A></div> </tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="174"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="51" ALIGN="bottom" WIDTH="174" HSPACE="0" VSPACE="0"></tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="864" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP HEIGHT= 19 WIDTH="435"><div> MW antenna Kvitsøy - tower - total view</div> </tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="396"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="396" HSPACE="0" VSPACE="0"></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 621 ><NOBR><div> <IMG SRC="2f0af670.jpg" border=0 width="431" height="615" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="396"><bR> <div> <B>Description of the antenna:</B></div> <bR> <div> This antenna consists of a grounded tower and a cage  of six ropes, which surround the tower.</div> <div> The antenna tuning elements are in the cabin which is mounted above the cantilevers at the tower's height of 60,5 m. </div> <div> This unsual solution was necessary due to the high power of 1200 W, because the largest available <A HREF="#cable" TITLE="Kvitsøy MW tower 2EN"><U>cable of  8 " </U></A> can only be used for this power when the antenna impedance is transformed to  50 Ohm, the characteristic impedance of the cable.</div> <div> Therefore the tuning of the antenna impedance had to be done directly at the feeding point of the antenna, 60.5 m above ground. </div> <div> The alternative solution to provide an open coaxial cable was not favoured because of the harsh weather conditions.</div> <bR> <div> On top of the roof of the antenna tuning hut is the <A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U>feed through insulator (feeding point)</U></A>.<FONT SIZE="3" COLOR="#000000" FACE="Arial" > </FONT></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 HEIGHT= 19 WIDTH="434"><div> MW antenna Kvitsøy - model</div> </tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="396"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="396" HSPACE="0" VSPACE="0"></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 631 ><NOBR><div> <IMG SRC="ea9a3710.jpg" border=0 width="419" height="625" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="396"><div> <B>Description:</B></div> <bR> <div> The height of the tower is approximately 115 m. The lattice steel structure without ground insulation is grounded. The tower is surrounded by a cage of six ropes which are interrupted by rod insulators as well at the bottom of the tower as at the height of  60,5 m. </div> <div> These cage ropes are connected without insulators directly to the upper cantilevers. At the height of approximately 60,5 m, above the <A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U>long rod insulators</U></A> ( see <A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U>Kvitsøy 3E</U></A><A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U> </U></A>), they are connected to the <A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U>feeding point</U></A> by horizontal ropes ( see <A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U>Kvitsøy 3E</U></A> ). </div> <div> Below the long rod insulators the cage ropes are fixed to the middle cantilevers guaranteeing a defined spacing between tower and rope cage.</div> <div> In the lower part of the cage, about 10 m below the middle cantilever also six horizontal ropes connect the tower and the cage ropes. They act as electrical short circuit of a coaxial line consisting of the tower of the inner conductor and the rope cage as outer conductor. This coaxial line behaves like a series reactance.</div> <div> In total this is a center fed <FONT SIZE="2" COLOR="#000000" FACE="Symbol" >l</FONT>/2-antenna with a series reactance at the footpoint. Due to this design a vertical pattern is achieved with a small side lobe and a deep null. </div> <div> Hence the criteria for an antifading antenna with a maximum ground wave propagation are fulfilled.</div> </tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="864" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP BGCOLOR=#FFCC66 HEIGHT= 19 WIDTH="123"><div>  <A NAME="cable"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A></div> </tD> <tD VALIGN=TOP><NOBR><div> MW antenna Kvitsøy - cable from transmitter building to MW tower </div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="196"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="19" ALIGN="bottom" WIDTH="196" HSPACE="0" VSPACE="0"></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 349 WIDTH="123"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="349" ALIGN="bottom" WIDTH="123" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="eacf2570.jpg" border=0 width="498" height="343" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="196"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="349" ALIGN="bottom" WIDTH="196" HSPACE="0" VSPACE="0"></tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 329 WIDTH="123"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="329" ALIGN="bottom" WIDTH="123" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="407eb430.jpg" border=0 width="491" height="323" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="196"><bR> <div> The photo shows the  </div> <div> 8"- cable from the transmitter building to the MW tower.</div> <bR> <div> In the background the towers of the short wave antennas and the transmitting building. </div> </tD> </tR> <tR> <tD VALIGN=TOP BGCOLOR=#FFFFCC HEIGHT= 340 WIDTH="123"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="340" ALIGN="bottom" WIDTH="123" HSPACE="0" VSPACE="0"></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><div> <IMG SRC="eaeea4e0.jpg" border=0 width="490" height="334" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFFFCC WIDTH="196"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="340" ALIGN="bottom" WIDTH="196" HSPACE="0" VSPACE="0"></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="kvitsoy_mw_1en.htm" TARGET="_top" TITLE="Kvitsøy MW tower 1EN"><U><B><</B></U></A><B>       </B><A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U><B>></B></U></A></div> </NOBR></tD> <tD VALIGN=TOP WIDTH="302"><div> <B>Kvitsøy</B></div> <div> <A HREF="kvitsoy_mw_1en.htm" TARGET="_top" TITLE="Kvitsøy MW tower 1EN"><U><B>1</B></U></A><B>  </B><FONT SIZE="3" COLOR="#000000" FACE="Arial" ><B>2</B></FONT><B>  </B><A HREF="id281.htm" TARGET="_top" TITLE="Kvitsøy MW tower 3EN"><U><B>3</B></U></A><B>  </B><A HREF="id285.htm" TARGET="_top" TITLE="Kvitsøy MW tower 4EN"><U><B>4</B></U></A></div> </tD> <tD VALIGN=TOP><NOBR><div> <A HREF="id88.htm" TARGET="_top" TITLE="Kvitsøy MW Turm 2DE"><U><IMG SRC="a94331f0.gif" border=0 width="51" height="31" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A></div> <div> <A HREF="id88.htm" TARGET="_top" TITLE="Kvitsøy MW Turm 2DE"><U>German</U></A></div> </NOBR></tD> <tD VALIGN=TOP BGCOLOR=#FFCC66><NOBR><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> </NOBR></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> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="89"><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 list of frequencies</U></A></div> </tD> <tD VALIGN=TOP BGCOLOR=#FFCC66 WIDTH="101"><div> <A HREF="#previous___next" TITLE="Kvitsøy MW tower 2EN"><U>Back to top</U></A></div> <div> <A HREF="#previous___next" TITLE="Kvitsøy MW tower 2EN"><U><IMG SRC="ee10f0c0.gif" border=0 width="15" height="12" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A></div> </tD> </tR> </TABLE></div> <div> <TABLE BORDER="1" CELLPADDING="6" CELLSPACING="1" WIDTH="866" BORDERCOLORLIGHT="#FFCC66" BORDERCOLORDARK="#FFFFFF" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFFFCC > <tR> <tD VALIGN=TOP COLSPAN=2 BGCOLOR=#FFCC66 HEIGHT= 32 WIDTH="836"><div> <B>Visitor's statistics:</B></div> </tD> </tR> <tR> <tD VALIGN=TOP HEIGHT= 270 WIDTH="188"><div>  <script type="text/javascript" src="http://feedjit.com/serve/?vv=525&tft=3&dd=0&wid=2d826706c2aec926&pid=0&proid=0&bc=FFFFFF&tc=000000&brd1=012B6B&lnk=135D9E&hc=FFFFFF&hfc=2853A8&btn=C99700&ww=200"></script><noscript><a href="http://feedjit.com/">Feedjit Live Blog Stats</a></noscript>  </div> <div>   <script type="text/javascript" src="http://fc.webmasterpro.de/counter.php?name=Waniewski&style=pre&w=100&h=22&bgC=ffffff&p=01oldstyle" id="fcScript-Waniewski"></script> <noscript><div><img src="http://fc.webmasterpro.de/as_noscript.php?name=Waniewski" style="width:1px;height:1px;" alt="" 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