Return-Path: Received: from mtain-mb12.r1000.mx.aol.com (mtain-mb12.r1000.mx.aol.com [172.29.96.32]) by air-dc01.mail.aol.com (v129.4) with ESMTP id MAILINDC013-864d4c2ce74990; Thu, 01 Jul 2010 15:06:50 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-mb12.r1000.mx.aol.com (Internet Inbound) with ESMTP id 2C09938000126; Thu, 1 Jul 2010 15:06:47 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OUP4q-0008FT-1x for rs_out_1@blacksheep.org; Thu, 01 Jul 2010 20:05:36 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OUP4p-0008FK-HL for rsgb_lf_group@blacksheep.org; Thu, 01 Jul 2010 20:05:35 +0100 Received: from mail-pv0-f171.google.com ([74.125.83.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OUP4n-00024J-Ke for rsgb_lf_group@blacksheep.org; Thu, 01 Jul 2010 20:05:35 +0100 Received: by pvg4 with SMTP id 4so1025527pvg.16 for ; Thu, 01 Jul 2010 12:05:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:sender:received :in-reply-to:references:date:x-google-sender-auth:message-id:subject :from:to:content-type; bh=bs49g1uJAJEVHlqWqO0EAiRNS2nw6rBg744AlloJEnU=; b=RZCxhHdm+rzRdeMy0oU7ttXMREOItpzBnQRBgh3ouIKO11IW/31swQ3uLzGqLu8lG+ oclrzltDREtPSBbNjqKBA5NwxQGrQGTi79+6M/L+tCOPxWYoBfI46jFo5thSS73RleHE w5z5tXw+BXZe+elSS/q6CBhiUOvaTUD25hecY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=XcyowdR96Amn1BCham8ZYvzlYVGDrqLPEjt8694i/8k2w9+X6D6zkXgIxMcHtUDLDY IxNTfLyFCiI2AAHVfGLO3lSVNQxDqPzo0YyAnDdOykWKLJLWpmhgtO7bG8myxToyZfla 5nJOGdzPlAGGCqzjwP6538qFSAJYl9dJza6/Y= MIME-Version: 1.0 Received: by 10.115.133.5 with SMTP id k5mr12528706wan.137.1278011126606; Thu, 01 Jul 2010 12:05:26 -0700 (PDT) Received: by 10.115.46.2 with HTTP; Thu, 1 Jul 2010 12:05:26 -0700 (PDT) In-Reply-To: References: Date: Thu, 1 Jul 2010 20:05:26 +0100 X-Google-Sender-Auth: kRHaG2skmYjzVxcHBzj1vzN9RG0 Message-ID: From: Gary - G4WGT To: rsgb_lf_group@blacksheep.org DomainKey-Status: good (testing) X-Spam-Score: 0.3 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001,MAILTO_TO_SPAM_ADDR=0.276 Subject: Re: LF: RE: 137.500 kHz ROS MF-1 beacon Content-Type: multipart/alternative; boundary=0016e648fe08386a52048a58274b X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: * X-Spam-Status: No, hits=1.6 required=5.0 tests=HTML_40_50,HTML_FONTCOLOR_BLUE, HTML_MESSAGE,MAILTO_TO_SPAM_ADDR 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-d267.1 ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1d60204c2ce747588f X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) --0016e648fe08386a52048a58274b Content-Type: text/plain; charset=ISO-8859-1 Hi Dave, Thanks for your comments, hopefully the antenna improvements I implemented for 500 kHz have also improved things here as well. Though biggest change for 137 are the "improvements" I made to the loading coil. You can see the progress on my web site at http://myweb.tiscali.co.uk/wgtaylor in the antennas pages. 73 Gary - G4WGT On 1 July 2010 19:43, Dave G3WCB wrote: > Hi, Gary. > You must have made some antenna improvements since I last copied you on > 137...you're putting out quite a strong signal. > > Regarding rge ROS signal, it looks quite wide, but the power density is > low, and there's plenty of "white space" between the dots. It would be > interesting to see what the spectrum would look like with 5 or 10 stations > "stacked" on top of each other. > > Not that we ever get 5 or 10 stations on 137 kHz...:-( > > 73, Dave G3WCB > > -----Original Message----- > *From:* owner-rsgb_lf_group@blacksheep.org [mailto: > owner-rsgb_lf_group@blacksheep.org]*On Behalf Of *Gary - G4WGT > *Sent:* 01 July 2010 19:32 > *To:* rsgb_lf_group@blacksheep.org > *Subject:* Re: LF: RE: 137.500 kHz ROS MF-1 beacon > > Hi Dave, > > Yes, that is my ROS signal, the MF-1 mode is no more than 100Hz bandwidth. > > Thanks for picture. > > 73 > > Gar - G4WGT. > > > On 1 July 2010 19:05, Dave G3WCB wrote: > >> Gary, >> >> Is this what ROS looks like? >> >> 73, Dave G3WCB IO91RM >> >> >> >> -----Original Message----- >> *From:* owner-rsgb_lf_group@blacksheep.org [mailto: >> owner-rsgb_lf_group@blacksheep.org]*On Behalf Of *Gary - G4WGT >> *Sent:* 01 July 2010 18:36 >> *To:* LF Group (RSGB) >> *Subject:* LF: 137.500 kHz ROS MF-1 beacon >> >> Hi LF, >> >> My ROS MF-1 beacon is transmitting now with 3 minute timer. >> >> Frequency is 137.500 kHz (dial 136.500 kHz USB), reports & QSO attempts >> very welcome. >> >> ERP about 50mW. >> >> 73 >> >> Gary - G4WGT - IO83QO >> >> > --0016e648fe08386a52048a58274b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hi Dave,

Thanks for your comments, hopefully the antenn= a improvements I implemented for 500 kHz have also improved things here as= well. Though biggest change for 137 are the "improvements" I ma= de to the loading coil.

You can see the progress on my web site at=A0http://myweb.tiscali.c= o.uk/wgtaylor
in the antennas pages.

73

Gary - G4WGT



On 1 July 2010 19:43, Dave G3WCB <ganymede444@btopenworld.com> wrote:
Hi,=20 Gary.
You=20 must have made some antenna improvements since I last copied you on 137...= you're=20 putting out quite a strong signal.
=A0
Regarding rge= ROS signal, it looks quite wide, but the power density is=20 low, and there's plenty of "white space" between the dots.= It would be=20 interesting to see what the spectrum would look like with 5 or 10 stations= =20 "stacked" on top of each other.
=A0
Not=20 that we ever get 5 or 10 stations on 137 kHz...:-(
=A0
73,=20 Dave G3WCB
-----Original Message-----
From:=20 = owner-rsgb_lf_group@blacksheep.org=20 [mailto:owner-rsgb_lf_group@blacksheep.org]On Behalf Of Gary -= =20 G4WGT
Sent: 01 July 20= 10 19:32
To:=20 rsgb_l= f_group@blacksheep.org
Subject: Re: LF: RE: 137.500 kHz ROS= =20 MF-1 beacon

Hi Dave,

Yes, that is my ROS signal, the MF-1 mode is no more than 100Hz=20 bandwidth.

Thanks for picture.

73

Gar - G4WGT.


On 1 July 2010 19:05, Dave G3WCB <ganymede444@btopenworld.com>=20 wrote:
Gary,
=A0
Is this= what ROS looks=20 like?
=A0
73, Dave= G3WCB=20 IO91RM
=A0
=A0
---= --Original=20 Message-----
From: owner-rsgb_lf_group@blacksheep.org [m= ailto:owner-rsgb_lf_group@blacksheep.org]On Behalf Of=20 Gary - G4WGT
Sent: 01 July 2010 18:36
To: LF= Group=20 (RSGB)
Subject: LF: 137.500 kHz ROS MF-1=20 beacon

Hi LF,=20

My ROS MF-1 beacon is transmitting now with 3 minute timer.

Frequency is 137.500 kHz (dial 136.500 kHz USB), reports &= QSO=20 attempts very welcome.

ERP about 50mW.

73

Gary - G4WGT -=20 IO83QO

=

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