Return-Path: Received: from mtain-me12.r1000.mx.aol.com (mtain-me12.r1000.mx.aol.com [172.29.96.148]) by air-dc08.mail.aol.com (v129.4) with ESMTP id MAILINDC082-862c4c24e1e429f; Fri, 25 Jun 2010 13:05:40 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-me12.r1000.mx.aol.com (Internet Inbound) with ESMTP id 43C73380000FA; Fri, 25 Jun 2010 13:05:39 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OSCKZ-0006IE-O9 for rs_out_1@blacksheep.org; Fri, 25 Jun 2010 18:04:43 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OSCKY-0006Hv-Mm for rsgb_lf_group@blacksheep.org; Fri, 25 Jun 2010 18:04:42 +0100 Received: from mail-bw0-f43.google.com ([209.85.214.43]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OSCKX-0005nB-7M for rsgb_lf_group@blacksheep.org; Fri, 25 Jun 2010 18:04:42 +0100 Received: by bwz15 with SMTP id 15so1946334bwz.16 for ; Fri, 25 Jun 2010 10:04:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=mZD1BlxHUhi9tYFzVae6K7VYREVCtX0P/zYny4X5WtM=; b=sUxanxvdzrT5iXCoC/lUEZxTLNfyYp1thjR8iwsdZmll8srQKkRUPw6U4KMwm6a5Fi wAjNmGCGgceeeV3H+t2jI5kOmIaHShqXqjhcfF4U0PCkdgqHcJ1vSkVm2uNU2wl5mOU+ 3/YThoIIIibxXheLt02sUg4+Mi/yyCG9XKmt8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=GskeGrG5DGfnjf5CbXlb4a1fGc0ISD5E6ab0OyblA2d8v9AJv2n6dyv+ivohsnunMU JNp1MXWaXgjXmaSwyxbMXRPC16iWZofn1BkLK51fR0nPr3F8iecWIVKO/ElEIy6rMheU bPl3LIJJaqIJvNXnjKDL9c9drNO7tPsfDZ2mA= MIME-Version: 1.0 Received: by 10.204.47.15 with SMTP id l15mr707974bkf.128.1277485477815; Fri, 25 Jun 2010 10:04:37 -0700 (PDT) Received: by 10.204.73.4 with HTTP; Fri, 25 Jun 2010 10:04:37 -0700 (PDT) In-Reply-To: <002901cb1487$29189b10$0301a8c0@your91hoehfy9g> References: <6DEA7E8987244A48846E44813972D608@TonyLaptop> <002301cb13b3$fe031640$4001a8c0@lark> <4C2468E5.14422.A52B82@dave.davesergeant.com> <8E4FC73E19264769BDD773018FF63E7A@TonyLaptop> <002901cb1487$29189b10$0301a8c0@your91hoehfy9g> Date: Fri, 25 Jun 2010 18:04:37 +0100 Message-ID: From: Roger Lapthorn To: rsgb_lf_group@blacksheep.org DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: Re: Re: Re: Antenna wire Content-Type: multipart/alternative; boundary=0016e6db7c721c66430489ddc4ae X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=HTML_MESSAGE 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-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-d297.2 ; domain : gmail.com DKIM : pass x-aol-sid: 3039ac1d60944c24e1e355bb X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) --0016e6db7c721c66430489ddc4ae Content-Type: text/plain; charset=ISO-8859-1 Mal, Wire you stirring things up again? 73s Roger G3XBM On 25 June 2010 17:55, mal hamilton wrote: > He is winding u folks up !!!!!!!!!! > A radio amateur for 40 years and never heard of WIRE > > ----- Original Message ----- > From: "Tony Baldwin" > To: > Sent: Friday, June 25, 2010 10:14 AM > Subject: LF: Re: Re: Antenna wire > > > > Sorry to bewilder you Dave, but when it comes to LF wire aerials I really > am > > a complete newbie. > > Although I've been licenced for over 40 years now, I have spent all my > time > > up the "other end" of the spectrum. > > > > So, no I haven't really got 100m rolls of stranded cable kicking around > in > > my shack. I do have a 6 foot dish, a couple of 30 foot long 2m yagis etc, > > etc, so any wire needed for a 136 aerial I will have to go out and buy, > and > > before I did that I wanted to make sure that I wasn't wasting my money on > > the wrong stuff, plus wire shops are few and far between down this neck > of > > the woods. > > The only wire locally (nearest 15 miles) is CB & TV coax, twin and earth > > electrical and electric fencing wire, anything else is a 120 mile round > trip > > to Cork city or arm and a leg postage. > > Thanks for the tip about loudspeaker cable, that might be possible > locally. > > 73, Tony, EI8JK > > > > > > ----- Original Message ----- > > From: "Dave Sergeant" > > To: > > Sent: Friday, June 25, 2010 9:29 AM > > Subject: LF: Re: 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 > > >> > > > > > > I have been watching this thread with some bewilderment... > > > > > > If the antenna you are putting up is a form of longwire, dipole > > > (shortened I guess..), doublet, G5RV etc then it honestly doesn't > > > matter one bit. Any piece of cheap stranded wire will do, and the only > > > requirements are mechanical, ie to ensure it stays up in the air. > > > Normal stranded 19/.76 or whatever will do. Most of us have plenty of > > > this lying around the shack. There is absolutely no purpose in using > > > coax, or for that matter heavy electrical cable, as you will struggle > > > to keep this horizontal and its weight will soon break the guys. > > > > > > If on the other hand you are talking about resonant loops, then it is > > > important to keep the dc resistance as low as possible, especially on > > > 136 where the radiation resistance is miniscule. When I used a loop on > > > 136 I used heavy gauge loudspeaker cable, readily available in 100m > > > rolls, with the pair shorted to make a single conductor. Don't bother > > > with the 'oxygen free' stuff, that is throwing money down the drain.. I > > > don't think coax, any sort, will give you as low a dc resistance. > > > > > > 73 Dave G3YMC > > > > > > http://www.davesergeant.com > > > > > > > > > > > > > > > > > > -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/g3xbm G3XBM GQRP 1678 ISWL G11088 --0016e6db7c721c66430489ddc4ae Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Mal,

Wire you stirring things up again?

73s
Roger G3XBM
On 25 June 2010 17:55, mal hamilton <g3kevmal@talktal= k.net> wrote:
He is winding= u folks up !!!!!!!!!!
A radio amateur for 40 years and never heard of WIRE

----- Original Message -----
From: "Tony Baldwin" <ei8jk@o2= .ie>
To: <rsgb_lf_group@blac= ksheep.org>
Sent: Friday, June 25, 2010 10:14 AM
Subject: LF: Re: Re: Antenna wire


> Sorry to bewilder you Dave, but when it comes to LF wire aerials I re= ally
am
> a complete newbie.
> Although I've been licenced for over 40 years now, I have spent= all my
time
> up the "other end" of the spectrum.
>
> So, no I haven't really got 100m rolls of stranded cable kicking= around in
> my shack. I do have a 6 foot dish, a couple of 30 foot long 2m yagis= etc,
> etc, so any wire needed for a 136 aerial I will have to go out and bu= y,
and
> before I did that I wanted to make sure that I wasn't wasting my= money on
> the wrong stuff, plus wire shops are few and far between down this ne= ck of
> the woods.
> The only wire locally (nearest 15 miles) is CB & TV coax, twin an= d earth
> electrical and electric fencing wire, anything else is a 120 mile rou= nd
trip
> to Cork city or arm and a leg postage.
> Thanks for the tip about loudspeaker cable, that might be possible locally.
> 73, Tony, EI8JK
>
>
> ----- Original Message -----
> From: "Dave Sergeant" <dave@davesergeant.com>
> To: <rsgb_lf_group= @blacksheep.org>
> Sent: Friday, June 25, 2010 9:29 AM
> Subject: LF: Re: 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 the= re a better
> >> way ? Tony, EI8JK
> >>
> >
> > I have been watching this thread with some bewilderment...
> >
> > If the antenna you are putting up is a form of longwire, dipole<= br> > > (shortened I guess..), doublet, G5RV etc then it honestly doesn&= #39;t
> > matter one bit. Any piece of cheap stranded wire will do, and th= e only
> > requirements are mechanical, ie to ensure it stays up in the air= .
> > Normal stranded 19/.76 or whatever will do. Most of us have plen= ty of
> > this lying around the shack. There is absolutely no purpose in= using
> > coax, or for that matter heavy electrical cable, as you will str= uggle
> > to keep this horizontal and its weight will soon break the guys.=
> >
> > If on the other hand you are talking about resonant loops, then= it is
> > important to keep the dc resistance as low as possible, especial= ly on
> > 136 where the radiation resistance is miniscule. When I used a= loop on
> > 136 I used heavy gauge loudspeaker cable, readily available in= 100m
> > rolls, with the pair shorted to make a single conductor. Don'= ;t bother
> > with the 'oxygen free' stuff, that is throwing money dow= n the drain.. I
> > don't think coax, any sort, will give you as low a dc resist= ance.
> >
> > 73 Dave G3YMC
> >
> > http:/= /www.davesergeant.com
> >
> >
> >
>
>
>





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http://www.g3xbm.co.uk
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G3XBM =A0 =A0GQRP 1678 =A0 =A0 =A0ISWL G11088
--0016e6db7c721c66430489ddc4ae--