Return-Path: Received: from mtain-dk02.r1000.mx.aol.com (mtain-dk02.r1000.mx.aol.com [172.29.180.6]) by air-mc05.mail.aol.com (v129.4) with ESMTP id MAILINMC054-a96a4d3734181f0; Wed, 19 Jan 2011 13:57:28 -0500 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dk02.r1000.mx.aol.com (Internet Inbound) with ESMTP id C80E738000082; Wed, 19 Jan 2011 13:57:26 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PfdCq-0003GN-UE for rs_out_1@blacksheep.org; Wed, 19 Jan 2011 18:56:32 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PfdCq-0003GE-CU for rsgb_lf_group@blacksheep.org; Wed, 19 Jan 2011 18:56:32 +0000 Received: from out1.ip09ir2.opaltelecom.net ([62.24.128.245]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PfdCn-0006IL-TZ for rsgb_lf_group@blacksheep.org; Wed, 19 Jan 2011 18:56:32 +0000 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AtIFAI7CNk1Ok8tN/2dsb2JhbACCQIFRjgKDao5Lc68ckDSEXHQEgV+Mfg X-IronPort-AV: E=Sophos;i="4.60,345,1291593600"; d="scan'208,217";a="465507696" Received: from unknown (HELO xphd97xgq27nyf) ([78.147.203.77]) by out1.ip09ir2.opaltelecom.net with SMTP; 19 Jan 2011 18:56:18 +0000 Message-ID: <006101cbb80a$8a0ef190$0401a8c0@xphd97xgq27nyf> From: "mal hamilton" To: References: <8CD8614F15B3B8C-11DC-A442@webmail-d069.sysops.aol.com> <4D372F9F.3030807@iup.uni-heidelberg.de> Date: Wed, 19 Jan 2011 18:56:11 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: OE5ODL VLF received in France Content-Type: multipart/alternative; boundary="----=_NextPart_000_005E_01CBB80A.89BDC450" 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_FONTCOLOR_UNKNOWN,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-sid: 3039ac1db4064d3734166c97 X-AOL-IP: 195.171.43.25 ------=_NextPart_000_005E_01CBB80A.89BDC450 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable VLF communication over several hundred kilometres is possible from fix= ed antennas, which are suitable for purpose, also plenty of RF watts. I would hope to cover more than 500 kilometres with my fixed antennas= if I ever get interested in the Dreamers band. g3kev =20 ----- Original Message -----=20 From: Stefan Sch=C3=A4fer=20 To: rsgb_lf_group@blacksheep.org=20 Cc: oe5odl=20 Sent: Wednesday, January 19, 2011 6:38 PM Subject: Re: LF: OE5ODL VLF received in France Hi Nicolas, The distance is 797km, http://no.nonsense.ee/qthmap/?qth=3DJN18IP&fr= om=3Djn68rb This is a VERY impressing and remarkable RX result! His signal seeme= d to be rather low today, compared to monday but you've got an excelle= nt reception in 4.5 mHz. Congrats to you and of course Ossi! The first= OE-F contact on VLF it seems :-)=20 Your loop design becomes more and more interesting for me! Would be= interesting to compare it to an active E field antenna at the same lo= cation. What do you estimate is the SNR loss if you would choose the quietes= t location where the loop can be fixed arranged? This shows that VLF reception in the range above 500 km and even QSO= s may be done by fixed antennas! A good VLF day! 73, Stefan/DK7FC Am 19.01.2011 18:25, schrieb f4dtl@aol.com:=20 Hello Dreamers, Ossi attached my screen capture of your VLF transm= ission this afternoon. In portable for a noise-free environment, locator JN18IP. Best regards F4DTL/P=20 -----E-mail d'origine----- De : o.ossy A : f4dtl Envoy=C3=A9 le : Mercredi, 19 Janvier 2011 15:28 Sujet : Re: LF: OE5ODL VLF ? hallo niclas tnx fer your report , so in this time i transmiting only with the marconi 220 ma smal signal fore testing the conds , weather here very poor stormy and snowfall , wet wx conds not good fore high voltage on the anttena, and no ballon by strong wind , so by the next activity i gife a info on the reflector, you can see the smal signal on my grabber here 10 km from my station,= peaking=20 only to -80 db , normaly by ballon 100m high its on -70 db , http://www.langwelle.at/, 73 oe5odl f4dtl@aol.com wrote: > > OE5ODL VLF is on air this afternoon ? > > F4DTL/P JN18IP > > > > > > > -----E-mail d'origine----- > De : F4DTL > A : rsgb_lf_group > Envoy=C3=83=C2=A9 le : Mardi, 18 Janvier 2011 17:32 > Sujet : Re: VLF: 8970.02 Hz + 10th > > > Hello Dreamers, maybe the ODL's VLF transmission but I did not have > enough time because it was during my lunch raises labor. Reception= in > QRSS600. > > OE5ODL could you schedule one transmission this week-end with email= via=20 > RSGB to informe all. > > F4DTL Nicolas @JN18FP > > RX : SL config > Ant: Miniwhip VLF modified > > > > ------=_NextPart_000_005E_01CBB80A.89BDC450 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
VLF communication over several hundre= d=20 kilometres is possible from fixed antennas, which are suitable fo= r purpose,=20 also plenty of RF watts.
I would hope to cover more than 500= kilometres with=20 my fixed antennas if I ever get interested in the Dreamers band.
g3kev
 
 
 
 
----- Original Message -----
Cc: oe5odl
Sent: Wednesday, January 19,= 2011 6:38=20 PM
Subject: Re: LF: OE5ODL VLF= received in=20 France

Hi Nicolas,

The distance is 797km, http://no.nonsense.ee/qthmap/?qth=3DJN18= IP&from=3Djn68rb

This=20 is a VERY impressing and remarkable RX result! His signal seemed to= be rather=20 low today, compared to monday but you've got an excellent reception= in 4.5=20 mHz. Congrats to you and of course Ossi! The first OE-F contact on= VLF it=20 seems :-)

Your loop design becomes more and more interesting= for me!=20 Would be interesting to compare it to an active E field antenna at= the same=20 location.
What do you estimate is the SNR loss if you would choos= e the=20 quietest location where the loop can be fixed arranged?

This= shows that=20 VLF reception in the range above 500 km and even QSOs may be done by= fixed=20 antennas! A good VLF day!

73, Stefan/DK7FC




Am=20 19.01.2011 18:25, schrieb f4dtl@aol.com:=20
Hello Dreamers, Ossi attached my screen capture of your VLF= =20 transmission this afternoon.
In portable for a noise-free environment, locator JN18IP.
 
Best regards F4DTL/P

-----E-mail d'origine-----
De= : o.ossy=20 <o.ossy@inext.at>
A : f4dtl <f4dtl@aol.com&g= t;
Envoy=C3=A9 le :=20 Mercredi, 19 Janvier 2011 15:28
Sujet : Re: LF: OE5ODL VLF=20 ?

hallo niclas tnx fer your report , so in this time i transmiting only with the marconi 220 ma smal signal fore testing the conds , weather here very poor stormy and snowfall , wet wx conds not good fore high voltage on the anttena, and no ballon by strong wind , so by the next activity i gife a info on the reflector, you can see the smal signal on my grabber here 10 km from my station,= peaking=20 only to -80 db , normaly by ballon 100m high its on -70 db , http://www.langwelle.at/, 73 oe5odl f4dtl@aol.co= m wrote: > > OE5ODL VLF is on air this afternoon ? > > F4DTL/P JN18IP > > > > > > > -----E-mail d'origine----- > De : F4DTL <F4DTL@aol.com> > A : rsgb_lf_group <rsgb_lf_group@blacksheep.org> > Envoy=C3=83=C2=A9 le : Mardi, 18 Janvier 2011 17:32 > Sujet : Re: VLF: 8970.02 Hz + 10th > > > Hello Dreamers, maybe the ODL's VLF transmission but I did not ha= ve > enough time because it was during my lunch raises labor. Receptio= n in > QRSS600. > > OE5ODL could you schedule one transmission this week-end with ema= il via=20 > RSGB to informe all. > > F4DTL Nicolas @JN18FP > > RX : SL config > Ant: Miniwhip VLF modified > > > >
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