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=-2.5 required=5.0 tests=BAYES_00,FORGED_RCVD_HELO autolearn=ham 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 s8K7wP46010295 for ; Sat, 20 Sep 2014 09:58:25 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1XVFVn-0004gn-1A for rs_out_1@blacksheep.org; Sat, 20 Sep 2014 08:55:19 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1XVFVm-0004ge-PO for rsgb_lf_group@blacksheep.org; Sat, 20 Sep 2014 08:55:18 +0100 Received: from smtpcmd01217.aruba.it ([62.149.158.217]) by relay1.thorcom.net with esmtp (Exim 4.82) (envelope-from ) id 1XVFVk-0005cT-TI for rsgb_lf_group@blacksheep.org; Sat, 20 Sep 2014 08:55:17 +0100 Received: from mauro.stmb.it ([79.16.192.243]) by smtpcmd01.ad.aruba.it with bizsmtp id tKvE1o00a5FYeVb01KvFvF; Sat, 20 Sep 2014 09:55:15 +0200 X-Mailer: QUALCOMM Windows Eudora Version 7.1.0.9 Date: Sat, 20 Sep 2014 09:55:11 +0200 To: rsgb_lf_group@blacksheep.org, rsgb_lf_group@blacksheep.org From: IK1WVQ Mauro In-Reply-To: References: Mime-Version: 1.0 X-Scan-Signature: 49f0f587e44d6711c57b8a4e950ba850 Message-Id: Subject: Re: LF: DX with 472 kHz, earth electrode antenna, 25 Watts output :-) Content-Type: text/plain; charset="iso-8859-1"; format=flowed 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 Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by paranoid.lipkowski.org id s8K7wP46010295 Status: O X-Status: X-Keywords: X-UID: 461 Hi Piotr, compliments.. please can you give us more information about the dimensions (and material) of the "electrodes" and how these are routed to the PA ?? What kind of soil do you have? wet? sandy? thanks in advance 73 de Mauro IK1WVQ At 08.32 20/09/2014, Piotr Herko wrote: >Hi, > >I reached OH8HTG WSPR,  1414,  km with my >earth electrode antenna! TX is M1GEO project, >DDS RN3AUS, electrodes are 20 meters apart. >Antenna is directly connected to 50 ohm tx >filter with serial 2,2 nF capacitor. SWR is >about 1,1 to 1.4 according to weather. Direction of the antenna is NE, 50 deg. > >So far my WSPR was received in DL, OK, OE corner >by DH5RAE,  DJ0ABR and  DC1RJJ, about 650 km >far. Also closer by SP2OVY and SQ5KLN. > > >Who can help me estimate EIRP power? I declare now in WSPR beacon 5 mW. > > > >2014-09-20 02:14  SP5XSB  0.475636  -30  >0  KO02ld  0.005  OH8HTG  KP34  1414  12 > 2014-09-20 02:12  DK7FC  0.475684  -9  >0  JN49ik  1  SP5XSB  KO02ld  911  66 > 2014-09-20 02:06  SP5XSB  0.475636  -33 > 0  KO02ld  0.005  OH8HTG  KP34  1414  12 > > >Piotrek, sp5xsb >