Return-Path: Received: from mtain-md10.r1000.mx.aol.com (mtain-md10.r1000.mx.aol.com [172.29.96.94]) by air-dc03.mail.aol.com (v129.4) with ESMTP id MAILINDC033-864f4c94eff0160; Sat, 18 Sep 2010 12:59:28 -0400 Received: from post.thorcom.com (unknown [195.171.43.25]) by mtain-md10.r1000.mx.aol.com (Internet Inbound) with ESMTP id 28E8E380000E7; Sat, 18 Sep 2010 12:59:25 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Ox0jb-0006nS-Mz for rs_out_1@blacksheep.org; Sat, 18 Sep 2010 17:57:55 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Ox0jR-0006nF-9m for rsgb_lf_group@blacksheep.org; Sat, 18 Sep 2010 17:57:45 +0100 Received: from mail-iw0-f171.google.com ([209.85.214.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Ox0jQ-0001t5-6W for rsgb_lf_group@blacksheep.org; Sat, 18 Sep 2010 17:57:46 +0100 Received: by iwn42 with SMTP id 42so3512303iwn.16 for ; Sat, 18 Sep 2010 09:57:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=x2Z3z33ww9REsf5v/Dz6UXx7q8uUg34QSTQ4vLXiNvo=; b=AjK4jXEHK7Zg/BQdjvY3kh4I3TE6SFu0WvTLflN3HBaScJ3hE3IHCKwfWBR7Nl58gm z2QCl56vdm8UXqTVU5506r8zMLWS5+xRKWcQKu/xzo/zVI/aCIDR9eQOf5T1okKyY5zu NOXmHn16LC4CG4JHDxVmMDQdEzEvlTr3XPg6w= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=Yqt/pSd2dVOFiV42iflkaCX6hsu/EcKQCTnPYeqNVYuCCA9LypMq9sD/g0gUv3XAJT TPFo8vwFvIbADpTqSbBv++FXP6kXMTAbAfEegUGU3zS0OMuQuvAWjVlkau6q0j6wqZ27 9FVQDDRNrlQmmG+4sp34kAZIwp7/15dwqe/sM= MIME-Version: 1.0 Received: by 10.231.162.2 with SMTP id t2mr7201858ibx.57.1284829062863; Sat, 18 Sep 2010 09:57:42 -0700 (PDT) Received: by 10.231.145.145 with HTTP; Sat, 18 Sep 2010 09:57:42 -0700 (PDT) In-Reply-To: <005a01cb574e$f85644e0$0217aac0@desktop> References: <005a01cb574e$f85644e0$0217aac0@desktop> Date: Sat, 18 Sep 2010 17:57:42 +0100 Message-ID: From: Andy Talbot 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: G7NKS looking for you Content-Type: multipart/alternative; boundary=005045016001e39c1204908b9351 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.1 required=5.0 tests=HTML_60_70,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-d231.2 ; domain : googlemail.com DKIM : pass x-aol-sid: 3039ac1d605e4c94efec3e2e X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) --005045016001e39c1204908b9351 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Take a look 30Hz higher as well. Just checked V & I and it looks to be 6 Watts into 100 ohms loss R. Antenna is 7m tall with a large top hat, so say Rrad =3D 0.01 ohms. So something like 40dB loss with about 0.6mW radiated. Allow a few dB directivity, call it 0dBm ERP. Andy www.g4jnt.com On 18 September 2010 17:31, James Cowburn wrote= : > Hi Roger > > > > I=92ve switched my 500 wspr off and am now looking for you on 137.5 (136= ). > > > > My ant is sub-optimal and not as good as Lord Osborn of Wade=92s but we= shall > see > > > > Chris =96 car boot tomorrow or steam rally perhaps? > > > > Pm me > > > > Cheers > > > > > > Jim > > > --005045016001e39c1204908b9351 Content-Type: text/html; charset=windows-1252 Content-Transfer-Encoding: quoted-printable
Take a look 30Hz higher as well.=A0=A0
=A0
=A0Just checked V & I=A0 =A0and it looks to be 6 Watts into 100= ohms loss R.=A0
Antenna is 7m tall with a large top hat, so say=A0=A0 Rrad =3D=A0 0.0= 1 ohms.=A0
=A0
So=A0something like 40dB loss=A0with=A0about 0.6mW=A0 radiated.=A0=A0=
Allow a few dB directivity, call it=A0 0dBm=A0ERP.
=A0
On 18 September 2010 17:31, James Cowburn <james.cowburn= @virgin.net> wrote:

Hi Roger

=A0

I=92ve switched my 500 wsp= r off and am now looking for you on 137.5 (136).

=A0

My ant is sub-optimal and= not as good as Lord Osborn of Wade=92s but we shall see

=A0

Chris =96 car boot tomorro= w or steam rally perhaps?

=A0

Pm me

=A0

Cheers

=A0

=A0

Jim

=A0


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