Return-Path: X-Spam-DCC: paranoid 1117; Body=2 Fuz1=2 Fuz2=2 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, HTML_MESSAGE autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id tACEZa4N023225 for ; Thu, 12 Nov 2015 15:35:36 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Zwsuy-0002lA-1U for rs_out_1@blacksheep.org; Thu, 12 Nov 2015 14:32:04 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Zwsux-0002l1-LZ for rsgb_lf_group@blacksheep.org; Thu, 12 Nov 2015 14:32:03 +0000 Received: from out1.ip03ir2.opaltelecom.net ([62.24.128.239]) by relay1.thorcom.net with esmtp (Exim 4.86) (envelope-from ) id 1Zwstz-0005BM-Fo for rsgb_lf_group@blacksheep.org; Thu, 12 Nov 2015 14:32:02 +0000 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: A2C1BwAKoURWPKyNH1waAUMZAQMLAQIBAQECgj5NU2+8JYQNIYVpBAICgS9NAQEBAQEBBwEBAQFBP4Q0AQEBAQMITi4FBQMDEQQBASgHOQoDCQgGEwgJCYgYCZFvsgoBAQEBAQEEAQEBAQEBAQEBARmKTIEGhRGDE4EVBYdEhhCFE4NhAYEhqEqCf4FoPjSFPQEBAQ X-IPAS-Result: A2C1BwAKoURWPKyNH1waAUMZAQMLAQIBAQECgj5NU2+8JYQNIYVpBAICgS9NAQEBAQEBBwEBAQFBP4Q0AQEBAQMITi4FBQMDEQQBASgHOQoDCQgGEwgJCYgYCZFvsgoBAQEBAQEEAQEBAQEBAQEBARmKTIEGhRGDE4EVBYdEhhCFE4NhAYEhqEqCf4FoPjSFPQEBAQ X-IronPort-AV: E=Sophos;i="5.20,282,1444690800"; d="scan'208,217";a="562753326" Received: from host-92-31-141-172.as13285.net (HELO malcoHP) ([92.31.141.172]) by out1.ip03ir2.opaltelecom.net with SMTP; 12 Nov 2015 14:31:28 +0000 Message-ID: From: "mal hamilton" To: References: <579355A36AEE9D4FA555C45D556003AB1B283765@servigilant.vigilant.local> In-Reply-To: <579355A36AEE9D4FA555C45D556003AB1B283765@servigilant.vigilant.local> Date: Thu, 12 Nov 2015 14:30:36 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3508.1109 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3508.1109 X-Scan-Signature: a28b1b2438ad79e62076fe9eb1ceecab Subject: LF: Re: FR5ZX on MF WSPR Content-Type: multipart/alternative; boundary="----=_NextPart_000_0021_01D11D56.B260B410" 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-Scanned-By: MIMEDefang 2.56 on 10.1.3.10 Status: O X-Status: X-Keywords: X-UID: 4994 This is a multi-part message in MIME format. ------=_NextPart_000_0021_01D11D56.B260B410 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable It would be interesting to compare OPERA against WSPR at that distance = to FR5ZX=20 also it would appear that a QRSS QSO would be possible on MF 73 de Mal.G3KEV From: VIGILANT Luis Fern=E1ndez=20 Sent: Wednesday, November 11, 2015 10:11 AM To: rsgb_lf_group@blacksheep.org=20 Subject: RE: LF: Re: FR5ZX on MF WSPR Hi MF Interesting conditions to Reunion last night A total of 23 spots from FR5ZX. Only four stations reported 1 from G8HUH at -30 3 from SV8CS best -24 6 from DK7FC best -24 13 from EA5DOM best -19 >From Rick Strobbe ON7YD reference site for LF antennas I have seen his = calculations for a vertical antenna with inductive topload. May be is the closer configuration to = what I have managed to get here http://www.strobbe.eu/on7yd/136ant/#IndTop There is no mention to the feeding point for such antenna. In my setup = H(L) is 80m and I'm feeding at the coil base. Total H is 80+11=3D 91m The Ra calculated from Rick formulas is over 8 Ohm (not mOhm) This radiation resistance seems too much to be true. But results are = proving really outstanding I'm just feeding the antenna with 70W, believe it or not and it is not = really resonanting on WPSR frequency but on 488KHz as I adjust the variometer up at the antenna and then run a coax line to = shack which changes it all The 80m pipe which forms the H(L) is really more complex in practice. It = goes down to building basement and there splits into different pipes. One connects to presure = compressor and water tank. The other runs underground 40m to the twin tower and then runs up again another 80m = into the twin (parallel) tower The pipe section running underground is not metal, but plastic. The iner = water column should work as current conductor. That water is confined in the pipes and presurized. = Should be saturated with metal oxide similar to a heating circuit, so probably the plastic pipe got metal = deposits inside which make it even better conductor than the water colum itself Any thoughts ?? Am I getting >10% efficiency ?? 73 de Luis EA5DOM=20 -------------------------------------------------------------------------= ------- De: owner-rsgb_lf_group@blacksheep.org = [mailto:owner-rsgb_lf_group@blacksheep.org] En nombre de VIGILANT Luis = Fern=E1ndez Enviado el: lunes, 09 de noviembre de 2015 16:01 Para: DK7FC; rsgb_lf_group@blacksheep.org Asunto: Re: LF: Re: FR5ZX on MF WSPR >From WSPR database, FR5ZX transmitted in 503KHz. Is 630m band not = allowed in Reuni=F3n?=20 73 de Luis EA5DOM Enviado en portable ------ Mensaje original ------ Desde: DK7FC Fecha: 09/11/2015 14:48 Para: rsgb_lf_group@blacksheep.org; Asunto:Re: LF: Re: FR5ZX on MF WSPR Hi Genosse Roman, FR5ZX is using a resonated vertical antenna with capacitive top load = near his house. He also transmits with this antenna. 73, Stefan Am 09.11.2015 01:35, schrieb Roman RW3ADB:=20 Parteigenosse Stefan!=20 Any news about FR5ZX RX-setup? ) 73! Roman ------=_NextPart_000_0021_01D11D56.B260B410 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
It would be interesting to compare OPERA against WSPR at that = distance to=20 FR5ZX
also it would appear that a QRSS QSO would be possible on MF
 
73 de Mal.G3KEV
 
 
 
Sent: Wednesday, November 11, 2015 10:11 AM
Subject: RE: LF: Re: FR5ZX on MF WSPR
 
Hi MF
 
Interesting conditions to Reunion last=20 night
 
A total of 23 spots from FR5ZX. Only four = stations=20 reported
 
1 from G8HUH at -30
3 from SV8CS best -24
6 from DK7FC best -24
13 from EA5DOM best -19
 
From Rick Strobbe ON7YD reference site for LF = antennas=20 I have seen his calculations for a vertical
antenna with inductive topload. May be is the = closer=20 configuration to what I have managed to get here
 
http://www.strobbe.eu= /on7yd/136ant/#IndTop
 
There is no mention to the feeding point for = such=20 antenna. In my setup H(L) is 80m and I'm feeding
at the coil base. Total H is 80+11=3D=20 91m
 
The Ra calculated from Rick formulas is over = 8 Ohm (not=20 mOhm)
This radiation resistance seems too much to = be true.=20 But results are proving really outstanding
 
I'm just feeding the antenna with 70W, = believe it or=20 not and it is not really resonanting on WPSR frequency but on=20 488KHz
as I adjust the variometer up at the antenna = and then=20 run a coax line to shack which changes it all
 
The 80m pipe which forms the H(L) is really = more=20 complex in practice. It goes down to building = basement
and there splits into different pipes. One = connects to=20 presure compressor and water tank. The other runs
underground 40m to the twin tower and then = runs up=20 again another 80m into the twin (parallel) tower
The pipe section running underground is not = metal, but=20 plastic. The iner water column should work as
current conductor. That water is confined in = the pipes=20 and presurized. Should be saturated with metal oxide
similar to a heating circuit, so probably the = plastic=20 pipe got metal deposits inside which make it even = better
conductor than the water colum=20 itself
 
Any thoughts ?? Am I getting >10% = efficiency=20 ??
 
73 de Luis
EA5DOM 
 
De: = owner-rsgb_lf_group@blacksheep.org=20 [mailto:owner-rsgb_lf_group@blacksheep.org] En nombre de VIGILANT = Luis=20 Fern=E1ndez
Enviado el: lunes, 09 de noviembre de 2015=20 16:01
Para: DK7FC; = rsgb_lf_group@blacksheep.org
Asunto: Re:=20 LF: Re: FR5ZX on MF WSPR

From WSPR database, = FR5ZX=20 transmitted in 503KHz. Is 630m band not allowed in Reuni=F3n?

 

73 de Luis

EA5DOM

 

Enviado en=20 portable

------ Mensaje original ------
Desde:=20 DK7FC
Fecha: 09/11/2015 = 14:48
Para:=20 rsgb_lf_group@blacksheep.org;
Asunto:Re: LF: Re: FR5ZX on = MF=20 WSPR

Hi Genosse Roman,

FR5ZX is using a resonated vertical = antenna=20 with capacitive top load near his house. He also transmits with this=20 antenna.

73, Stefan

Am 09.11.2015 01:35, schrieb Roman = RW3ADB:=20
Parteigenosse = Stefan!=20

Any news = about=20 FR5ZX RX-setup? )


 
73!
Roman
=
 
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