Return-Path: X-Spam-DCC: paranoid 1233; 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=-2.1 required=5.0 tests=BAYES_00,HTML_40_50, HTML_MESSAGE autolearn=unavailable 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 sBMJxFjf007130 for ; Mon, 22 Dec 2014 20:59:15 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Y390U-0001MQ-1Q for rs_out_1@blacksheep.org; Mon, 22 Dec 2014 19:51:06 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Y390T-0001MH-Nz for rsgb_lf_group@blacksheep.org; Mon, 22 Dec 2014 19:51:05 +0000 Received: from out1.ip07ir2.opaltelecom.net ([62.24.128.243]) by relay1.thorcom.net with esmtp (Exim 4.84) (envelope-from ) id 1Y390S-0000hq-1J for rsgb_lf_group@blacksheep.org; Mon, 22 Dec 2014 19:51:04 +0000 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvEMAHd1mFRcH42sPGdsb2JhbABbgkNDgSqDBIMqsjGTVQQCAoEaFwEBAQEBAQUBAQEBODuEDAEBAQEDCBszLgUFAwMEDQQBASsCAjkKDAgGEwgJiAcDFbo/kE0NhRABAQEBBgEBAQEBARyKCoNAgVpVgmgugRMFjhFMmXGCL4FhPjGCQwEBAQ X-IPAS-Result: AvEMAHd1mFRcH42sPGdsb2JhbABbgkNDgSqDBIMqsjGTVQQCAoEaFwEBAQEBAQUBAQEBODuEDAEBAQEDCBszLgUFAwMEDQQBASsCAjkKDAgGEwgJiAcDFbo/kE0NhRABAQEBBgEBAQEBARyKCoNAgVpVgmgugRMFjhFMmXGCL4FhPjGCQwEBAQ X-IronPort-AV: E=Sophos;i="5.07,626,1413241200"; d="scan'208,217";a="125048988" Received: from host-92-31-141-172.as13285.net (HELO malPC) ([92.31.141.172]) by out1.ip07ir2.opaltelecom.net with SMTP; 22 Dec 2014 19:51:03 +0000 Message-ID: <184A654F2F2B4C01A14A431B9B933341@malPC> From: "mal hamilton" To: References: <00b601d01d18$87884620$9698d260$@nifty.com> <5A42D7F671FE4DBEAEAD33E87D02E740@F6CNIHPg7> <5498556C.4070605@gmail.com> In-Reply-To: <5498556C.4070605@gmail.com> Date: Mon, 22 Dec 2014 19:51:20 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 X-Scan-Signature: c40596c1cc3306f1877076595a921c57 Subject: LF: Re: Japan on 475 kHz. Content-Type: multipart/alternative; boundary="----=_NextPart_000_0011_01D01E20.A879DD90" 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: 1577 This is a multi-part message in MIME format. ------=_NextPart_000_0011_01D01E20.A879DD90 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Stefan MF is not for the NOVICE and do not believe everything you hear mal/g3kev From: DK7FC=20 Sent: Monday, December 22, 2014 5:31 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Re: LF: Re: Japan on 475 kHz. Am 22.12.2014 17:17, schrieb Guy=C3=A9 Andr=C3=A9:=20 [...]=20 I agree with you, Mal. For DX, the Propagation on both MF BANDS 160 = and 630 meters similar. The only diference is the ERP power, because on = 630 m the standard ham antennas have not 100 % of efficiency, HI. Propagation on both MF BANDS similar de MAL/G3KEV Never ever! I saw regular WSPR decodes with 2W TX power (if it is true!) = on 160m between EU and VK. No chance on 630m except some very very very = very very very very very very very very very very very very very very = very very very very very very very very very very very very very very = rare events like prooved by F6CNI :-) I've put out several 10000 WSPR sequences now, with decent power. Best = distances were to the US east coast, TF, EA, upper LA and near Moscow. = Not a single one above 2500km over land. And most amateur antennas are not 100% efficient on 160m as well. But 1W = ERP is possible on MF for most i assume. In more than 2 years we saw now = that WSPR from EU does not propagate farer than 2000 km, except some TA = detections, i.e. mostly water on the path. However it is a challenge to = leave detections in 2000 km over land. And Japan is about 9000 km over = land, from here, or France or UK. So let's hope for the very rare events. Better try LF instead, no choke = :-) 73, Stefan ------=_NextPart_000_0011_01D01E20.A879DD90 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Stefan
MF is not for the NOVICE and do not believe everything you = hear
mal/g3kev
 
 
From: DK7FC
Sent: Monday, December 22, 2014 5:31 PM
Subject: Re: LF: Re: Japan on 475 kHz.
 

Am=20 22.12.2014 17:17, schrieb Guy=C3=A9 Andr=C3=A9:=20
[...]=20
 
I agree with you, Mal. For DX, the Propagation on = both MF=20 BANDS 160 and 630 meters similar. The only diference is the ERP power, = because=20 on 630 m the standard ham antennas have not 100 % of efficiency,=20 HI.

Propagation on both MF BANDS similar
de MAL/G3KEV

Never ever! I saw = regular=20 WSPR decodes with 2W TX power (if it is true!) on 160m between EU and = VK. No=20 chance on 630m except some  very very very very very very very very = very=20 very very very very very very very very very very very very very very = very very=20 very very very very very very rare events like prooved by F6CNI = :-)
I've put=20 out several 10000 WSPR sequences now, with decent power. Best distances = were to=20 the US east coast, TF, EA, upper LA and near Moscow. Not a single one = above=20 2500km over land.
And most amateur antennas are not 100% efficient on = 160m as=20 well. But 1W ERP is possible on MF for most i assume. In more than 2 = years we=20 saw now that WSPR from EU does not propagate farer than 2000 km, except = some TA=20 detections, i.e. mostly water on the path. However it is a challenge to = leave=20 detections in 2000 km over land. And Japan is about 9000 km over land, = from=20 here, or France or UK.
So let's hope for the very rare events. Better = try LF=20 instead, no choke :-)

73, = Stefan
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