Return-Path: <owner-rsgb_lf_group@blacksheep.org> Received: from mtain-dj08.r1000.mx.aol.com (mtain-dj08.r1000.mail.aol.com [172.19.187.144]) by air-md10.mail.aol.com (v129.4) with ESMTP id MAILINMD103-8b9a4c238c7d6f; Thu, 24 Jun 2010 12:49:01 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-dj08.r1000.mx.aol.com (Internet Inbound) with ESMTP id 3D8333800025E; Thu, 24 Jun 2010 12:48:53 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1ORpaX-0000G0-Gv for rs_out_1@blacksheep.org; Thu, 24 Jun 2010 17:47:41 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1ORpaW-0000Fr-RN for rsgb_lf_group@blacksheep.org; Thu, 24 Jun 2010 17:47:40 +0100 Received: from smtp5.freeserve.com ([193.252.22.128]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from <g8fzk@g8fzk.fsnet.co.uk>) id 1ORpaW-0003WI-3a for rsgb_lf_group@blacksheep.org; Thu, 24 Jun 2010 17:47:40 +0100 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3416.me.freeserve.com (SMTP Server) with ESMTP id 0FD101C00735 for <rsgb_lf_group@blacksheep.org>; Thu, 24 Jun 2010 18:47:34 +0200 (CEST) Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3416.me.freeserve.com (SMTP Server) with ESMTP id F3A7E1C0073F for <rsgb_lf_group@blacksheep.org>; Thu, 24 Jun 2010 18:47:33 +0200 (CEST) Received: from AGB (unknown [91.110.73.215]) by mwinf3416.me.freeserve.com (SMTP Server) with SMTP id 678A81C00735 for <rsgb_lf_group@blacksheep.org>; Thu, 24 Jun 2010 18:47:31 +0200 (CEST) X-ME-UUID: 20100624164731424.678A81C00735@mwinf3416.me.freeserve.com Message-ID: <A09AE474641740F1B8A02E1986062D68@AGB> From: "Graham" <g8fzk@g8fzk.fsnet.co.uk> To: <rsgb_lf_group@blacksheep.org> References: <6DEA7E8987244A48846E44813972D608@TonyLaptop> In-Reply-To: <6DEA7E8987244A48846E44813972D608@TonyLaptop> Date: Thu, 24 Jun 2010 17:47:30 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8089.726 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8089.726 X-Antivirus: avast! (VPS 100624-1, 24/06/2010), Outbound message X-Antivirus-Status: Clean X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: Antenna wire Content-Type: multipart/alternative; boundary="----=_NextPart_000_002C_01CB13C5.51A0AA40" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.9 required=5.0 tests=HTML_30_40,HTML_MESSAGE, MISSING_OUTLOOK_NAME autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G x-aol-sid: 3039cdbc9d0d4c238c7554b9 X-AOL-IP: 193.82.116.20 ------=_NextPart_000_002C_01CB13C5.51A0AA40 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Tony, Depends on the un supported span , I think RG58 was used by DL sta= tions a while ago as 80 mtr dipoles, I use the old 7 strand condui= t (35 amp ?) at home and the 600 ft delta loop at gb4fpr also = uses this with 200 ft sides, some sag has occurred, but the wire= is still in place , I'm not sure if the pvc coating or the loca= tion by sea , may be both, causes quite a build up of static on th= e Ae=20 when we replaced the long wire, I used the telephone drop-wire = , 4 conductors and 3 steel support cables in a pvc outer , the pre= vious ae used conduit cable. I didn't foresee any problems in using the phone cable , the span= is 750 feet , took a little tug to get it tight , but there is= very little sag and the electrical performance is quite impressiv= e , Andy's G4JNT cw beacon reads 3/4 scale on the JRC rx S-Meter an= d the Q on hf looks to be good , although to be fair the wire is= 90 foot above the sea/beach , not proportionally high, but clear= of objects=20 Though I would from my own experience, suggest that addressing the= feed and current distribution in a vertical antenna , be it quite= short, may give unexpected performance on 500.=20 G ..=20 From: Tony Baldwin=20 Sent: Thursday, June 24, 2010 4:10 PM To: rsgb_lf_group@blacksheep.org=20 Subject: LF: Antenna wire Sorry to ask a stupid newbie question but what is the best wire for my= aerial ? I had thought about getting a couple of 100m rolls of cheapo RG58 and= soldering the centre and screen together, or is there a better way ? Tony, EI8JK ------=_NextPart_000_002C_01CB13C5.51A0AA40 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content=3Dtext/html;charset=3Diso-8859-1 http-equiv=3DContent-Ty= pe> <META name=3DGENERATOR content=3D"MSHTML 8.00.6001.18928"> <STYLE></STYLE> </HEAD> <BODY style=3D"PADDING-LEFT: 10px; PADDING-RIGHT: 10px; PADDING-TOP:= 15px" id=3DMailContainerBody leftMargin=3D0 topMargin=3D0 bgColor= =3D#ffffff CanvasTabStop=3D"true" name=3D"Compose message area"> <DIV><FONT size=3D2 face=3DArial>Tony,</FONT></DIV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV><FONT size=3D2 face=3DArial>Depends on the un supported spa= n , I think=20 RG58 was used by DL stations a while ago as&nb= sp; 80 mtr=20 dipoles, I use the old 7 strand conduit (35 amp ?)= at home and=20 the 600 ft delta loop at gb4fpr also&nbs= p; uses=20 this with 200 ft sides, some sag has occurred,= but=20 the wire is still in place , I'm not sur= e if=20 the pvc coating or the location by sea , may be both= , causes=20 quite a build up of static on the Ae </FONT></= DIV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV><FONT size=3D2 face=3DArial>when we replaced the long= wire, I=20 used the telephone drop-wire , 4 conductors &n= bsp;and 3=20 steel support cables in a pvc outer , the previous ae used= conduit=20 cable.</FONT></DIV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV><FONT size=3D2 face=3DArial>I didn't foresee any problems&n= bsp; in using=20 the phone cable , the span is 750 feet , took a litt= le =20 tug to get it tight , but there is very&= nbsp;=20 little sag and the electrical performance is quite= impressive=20 , Andy's G4JNT cw beacon reads 3/4 scale on the JRC= rx S-Meter=20 and the Q on hf looks to be good , although to be fa= ir =20 the wire is 90 foot above the sea/beach , not = =20 proportionally high, but clear of objects </FONT></D= IV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV><FONT size=3D2 face=3DArial>Though I would from = my own =20 experience, suggest that addressing the feed and current distribution= in a =20 vertical antenna , be it quite short, may give unexpected= =20 performance on 500. </FONT></DIV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV><FONT size=3D2 face=3DArial>G .. </FONT></DIV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV><FONT size=3D2 face=3DArial></FONT> </DIV> <DIV style=3D"FONT: 10pt Tahoma"> <DIV><BR></DIV> <DIV style=3D"BACKGROUND: #f5f5f5"> <DIV style=3D"font-color: black"><B>From:</B> <A title=3D"mailto:ei8= jk@o2.ie CTRL + Click to follow link" href=3D"mailto:ei8jk@o2.ie= ">Tony Baldwin</A> </DIV> <DIV><B>Sent:</B> Thursday, June 24, 2010 4:10 PM</DIV> <DIV><B>To:</B> <A title=3D"mailto:rsgb_lf_group@blacksheep.org = CTRL + Click to follow link" href=3D"mailto:rsgb_lf_group@blacksheep= .org">rsgb_lf_group@blacksheep.org</A>=20 </DIV> <DIV><B>Subject:</B> LF: Antenna wire</DIV></DIV></DIV> <DIV><BR></DIV> <DIV><FONT size=3D2 face=3DArial>Sorry to ask a stupid newbie question= but what is=20 the best wire for my aerial ?</FONT></DIV> <DIV><FONT size=3D2 face=3DArial>I had thought about getting = ;a couple of=20 100m rolls of cheapo RG58 and soldering the centre and screen together= , or is=20 there a better way ?</FONT></DIV> <DIV><FONT size=3D2 face=3DArial>Tony, EI8JK</FONT></DIV> <br><br></BODY></HTML> ------=_NextPart_000_002C_01CB13C5.51A0AA40--