Return-Path: Received: from mtain-dk06.r1000.mx.aol.com (mtain-dk06.r1000.mx.aol.com [172.29.180.10]) by air-ma07.mail.aol.com (v129.4) with ESMTP id MAILINMA074-b52f4d9dff7f82; Thu, 07 Apr 2011 14:16:31 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dk06.r1000.mx.aol.com (Internet Inbound) with ESMTP id 6BA7D38000296; Thu, 7 Apr 2011 14:16:29 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Q7tjH-0005UM-MY for rs_out_1@blacksheep.org; Thu, 07 Apr 2011 19:14:51 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Q7tjG-0005UD-Mo for rsgb_lf_group@blacksheep.org; Thu, 07 Apr 2011 19:14:50 +0100 Received: from mail-wy0-f171.google.com ([74.125.82.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Q7tjD-0005bs-LX for rsgb_lf_group@blacksheep.org; Thu, 07 Apr 2011 19:14:50 +0100 Received: by wyb32 with SMTP id 32so3505529wyb.16 for ; Thu, 07 Apr 2011 11:14:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=mUgo7KeGbQnhiwOUjNFibc1cNdWBsAHb6BPAGMtZzRE=; b=Qy9/0DpLrdCM4df9RrCOZf0k7E2OTZqqyAS59dtt5Ee4yCjtI8Vc0wotb3oaERKivm /Fwbu2vqJ9tCSbApjUOUZRAfKV6RjmLVjFovEDsHwOoRPtBGKLxho5CC43qK6RRNiQyy ZCi9YWMAKIOK13/2zdaScgFh8UoZFwOmaA2OY= 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=X+bErYVhI6dyA58t82C9/90vPA3m9sa46uQVymhc3jFl6WqmiCgjA/lOtzsz1VfPhf /uFBQCcn3pnqZz5odMggtSEm0gMvPmuorYvRV2mVBGIaj2UfHhGo9nAtYrgHDwFqarJU xkXeOkIi+PpsiMfTw6te+Et+wk+SG0QVbdweg= MIME-Version: 1.0 Received: by 10.227.150.207 with SMTP id z15mr1254133wbv.149.1302200081613; Thu, 07 Apr 2011 11:14:41 -0700 (PDT) Received: by 10.216.37.200 with HTTP; Thu, 7 Apr 2011 11:14:41 -0700 (PDT) In-Reply-To: <007c01cbf54d$2c728260$0401a8c0@xphd97xgq27nyf> References: <280367.18791.qm@web28514.mail.ukl.yahoo.com> <007c01cbf54d$2c728260$0401a8c0@xphd97xgq27nyf> Date: Thu, 7 Apr 2011 19:14:41 +0100 Message-ID: From: Roger Lapthorn To: rsgb_lf_group@blacksheep.org DomainKey-Status: good (testing) X-Spam-Score: 0.1 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001,HTML_TAG_EXIST_TBODY=0.126 Subject: Re: LF: Re: Signal (or interferer?) overnight 8.976665kHz Content-Type: multipart/alternative; boundary=0016e6ddab614a856b04a058159a X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.6 required=5.0 tests=HTML_20_30,HTML_MESSAGE, HTML_TAG_EXISTS_TBODY 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-m006.1 ; domain : gmail.com DKIM : pass x-aol-sid: 3039ac1db40a4d9dff7c5a84 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) --0016e6ddab614a856b04a058159a Content-Type: text/plain; charset=ISO-8859-1 Hi Mal Nothing seen from Ossi here today. So far I have only seen his signal once (16/3/11) and that was very weakly on my loop which is oriented in the least optimal direction for him. If he was keying the carrier today it's unlikely I'd have seen him in a 424uHz window. You are getting a better signal than I am. A properly resonated antenna at your end will give you even better results, so good luck. Are you looking for G3XIZ this evening? 8.966616kHz constant carrier I think. 73s Roger G3XBM On 7 April 2011 18:56, mal hamilton wrote: > Roger OM > How did you copy OSSY today, he was producing a strong trace, keying the > carrier. I was using the dfcw 600 window and probably could have copied him > at a faster speed of 120, a QSO might have been possible. > Using a 600m 1/4 wave inv L direct to the sound card and hope to improve > reception soon by using the 137 khz inv L system and resonating it for 9 > khz. > 73 de mal/g3kev > > > ----- Original Message ----- > *From:* Roger Lapthorn > *To:* rsgb_lf_group@blacksheep.org > *Cc:* LF Group ; Paul Nicholson > *Sent:* Thursday, April 07, 2011 9:09 AM > *Subject:* Re: LF: Re: Signal (or interferer?) overnight 8.976665kHz > > Thanks Chris. > > I had doubts it was you, but the signal seemed too stable for the usual > interference seen. It is a pity G3ZJO didn't have his grabber on to see if > he copied it over there too. Will be monitoring overnight so it will be > interesting to see how well you are copied on the earth electrode "loop" > set-up here. > > 73s > Roger G3XBM > > Via my 2.4GHz handheld (iPod Touch 4g) > > On 7 Apr 2011, at 08:56, Chris Osborn wrote: > > Roger, LF, > > Very interesting. > > I did do some impromtu testing last night on my usual frequency of* 8.976 > 661 6 kHz* > I have installed a cover (tarpaulin) over my loading coil to keep out the > rain and was checking to see whether it would affect the Q. > If anything results seem better ! > > I eventually shut down at 21.30 (20.30Z) so the over night signal is a > mystery. > Others have noticed a stable carrier on or near my 'usual' frequency in the > past. > > *I plan to transmit overnight tonight (7/8th April)* on the above > frequency so would as usual welcome any reports. > > If anything my loading coil's inductance is slightly high for the working > frequency and I guess the tarpaulin cover has reduced it somewhat and thus > improved the tuning. > I have planned for some time to make a variometer to facilitate fine tuning > but have had trouble sourcing a suitable coil former (ideally a beer brewing > bin or such like). > > 73 > Chris G3XIZ > > > > > --- On *Thu, 7/4/11, Roger Lapthorn * wrote: > > > From: Roger Lapthorn > Subject: Signal (or interferer?) overnight 8.976665kHz > To: rsgb_lf_group@blacksheep.org, sub9khz@yahoogroups.com, "Chris Osborn" > , "g3zjo" > Date: Thursday, 7 April, 2011, 8:19 > > Overnight I was seeing a weak line at 8.976665kHz lasting from around 0200 > to around 0700 (now) on SL with 424uHz setting. The grabber is still on, so > you can look yourselves. See > > https://dl.dropbox.com/u/15047843/xbm_grab.jpg . G3ZJO's grabber is not on > to correlate with Eddie's location. > > My question is who or what is it? G3XIZ was active last evening, but I do > not know if Chris left his TX on overnight. The signal (or interferer) is > extremely stable and was detected using the earth electrode antenna (2 > electrodes in the garden 15m apart with an elevated wire connection (a loop > with the earth return if you like). > > 73s > Roger G3XBM > > -- > http://g3xbm-qrp.blogspot.com/ > http://www.g3xbm.co.uk > http://www.youtube.com/user/g3xbm > > https://sites.google.com/site/sub9khz/ > > -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/g3xbm https://sites.google.com/site/sub9khz/ --0016e6ddab614a856b04a058159a Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hi Mal

Nothing seen from Ossi here today. So far I have only seen= his signal once (16/3/11) and that was very weakly on my loop which is or= iented in the least optimal direction for him. If he was keying the carrie= r today it's unlikely I'd have seen him in a 424uHz window. You ar= e getting a better signal than I am.=A0 A properly resonated antenna at yo= ur end will give you even better results, so good luck.

Are you looking for G3XIZ this evening? 8.966616kHz constant carrier= I think.

73s
Roger G3XBM


= On 7 April 2011 18:56, mal hamilton <g3kevmal@talktalk.net> wrote:
Roger OM
How did you copy OSSY today, he was producing a= strong=20 trace, =A0keying the carrier. I was using=A0the dfcw 600=A0window and=20 probably could have copied him at a faster speed of 120, a QSO might have= been=20 possible.
Using a 600m 1/4 wave inv L direct to the sound= card and=20 hope to improve reception soon by using the 137=A0khz inv L system and=20 resonating it for 9 khz.
73 de mal/g3kev
=A0
----- Original Message -----
Sent: Thursday, April 07, 2011 9:0= 9=20 AM
Subject: Re: LF: Re: Signal (or=20 interferer?) overnight 8.976665kHz

Thanks Chris.=A0

I had doubts it was you, but the signal seemed too stable for the= usual=20 interference seen. It is a pity G3ZJO didn't have his grabber on to= see if he=20 copied it over there too. =A0Will be monitoring overnight so it will be= =20 interesting to see how well you are copied on the earth electrode "= loop"=20 set-up here.=A0

73s
Roger G3XBM

Via my 2.4GHz handheld (iPod Touch 4g)

On 7 Apr 2011, at 08:56, Chris Osborn <g3xiz@yahoo.co.uk> wrote:

=
Roger, LF,
=A0
Very interesting.
=A0
I did do some impromtu testing last night on my usual frequ= ency=20 of 8.976 661 6 kHz
I have installed a cover (tarpaulin) over my loading coil= to keep=20 out the rain and=A0was checking to see=A0whether it would affect= =20 the Q.
If anything results seem better=A0!
=A0
I eventually shut down at 21.30 (20.30Z) so the over night= signal=20 is a mystery.
Others have noticed a stable carrier on or near my 'usu= al'=20 frequency in the past.
=A0
I plan to transmit overnight tonight (7/8th=20 April) on the above frequency so would as usual welcome any= =20 reports.
=A0
If anything my loading coil's inductance is slightly hi= gh for the=20 working frequency and I guess the tarpaulin cover has reduced it= =20 somewhat and thus improved the tuning.
I have planned for some time to=A0make a variometer to=20 facilitate fine tuning but have had trouble sourcing a suitable= coil=20 former (ideally a beer brewing bin or such like).
=A0
73
Chris G3XIZ
=A0
=A0


--- On Thu, 7/4/11, Roger Lapthorn <rogerlapthorn@gmail= .com>=20 wrote:

From:=20 Roger Lapthorn <rogerlapthorn@gmail.com>
Subject:=20 Signal (or interferer?) overnight 8.976665kHz
To: rsgb_lf_group@b= lacksheep.org,=20 s= ub9khz@yahoogroups.com,=20 "Chris Osborn" <g3xiz@yahoo.co.uk>, "g3zjo"=20 <= g3zjo@npton.plus.com>
Date:=20 Thursday, 7 April, 2011, 8:19

Overnight I was seeing a weak line at=20 8.976665kHz lasting from around 0200 to around 0700 (now) on= SL with=20 424uHz setting. The grabber is still on, so you can look yours= elves.=20 See https://dl.dropbox.com/u/150478= 43/xbm_grab.jpg=20 . G3ZJO's grabber is not on to correlate with Eddie's= =20 location.

My question is who or what is it? G3XIZ was= active=20 last evening, but I do not know if Chris left his TX on overni= ght.=20 The signal (or interferer) is extremely stable and was detecte= d=20 using the earth electrode antenna (2 electrodes in the garden= 15m=20 apart with an elevated wire connection (a loop with the earth= return=20 if you like).

73s
Roger G3XBM

-= -
http://g3xbm-qrp.blogspot.com/
http://www.g3xbm.co.= uk
http://www.youtube.com/user/g3xbm
https://sites.google.com/site/sub9khz/



--
http://g3xbm-qrp.blogspot.com/<= br>http://www.g3xbm.c= o.uk
http://www= .youtube.com/user/g3xbm
https://sites.google.com/site/sub9khz/
--0016e6ddab614a856b04a058159a--