Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dc02.r1000.mx.aol.com (Internet Inbound) with ESMTP id CB1C2380000A4; Tue, 5 Feb 2013 17:59:57 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1U2rTk-0003K9-Gm for rs_out_1@blacksheep.org; Tue, 05 Feb 2013 22:59:04 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1U2rTk-0003K0-2O for rsgb_lf_group@blacksheep.org; Tue, 05 Feb 2013 22:59:04 +0000 Received: from mail-ia0-f180.google.com ([209.85.210.180]) by relay1.thorcom.net with esmtps (TLSv1:RC4-SHA:128) (Exim 4.77) (envelope-from ) id 1U2rTh-0001OM-Iz for rsgb_lf_group@blacksheep.org; Tue, 05 Feb 2013 22:59:02 +0000 Received: by mail-ia0-f180.google.com with SMTP id f27so779396iae.25 for ; Tue, 05 Feb 2013 14:58:38 -0800 (PST) X-DKIM-Result: Domain=gmail.com Result=Good and Known Domain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:content-type; bh=cVSk+33HG87UFRjba6o90ayNWBL99WA0nkUO9FMXoY0=; b=pkUFZVXwe6P0vJSAxvuXZcw9KTGIM9Mhu/hUTZaurp7GDhtver56TyltzKz/bH7a/2 HIhc4cQgHIrwH+7+wgla1ivBuYZYX12m7ctkthxKFOUaDT+GM/OgYx/ZyJ5Mi2ttUhMf M5SrVB+30VV1S12MKZcDT6vWZv6TX3goUjUgSm9zgitukyf0iabl2xtVrepHO8rQep2H DQa7AqaxG0gnIen5e0eHovBjekhsLGPi7m3qWdcxf3bWPg/4th105M2rOIsDu4paKAJX eBZJ23TOBlmhm/B9haop8chbkePJSdSMcQUBv3Vdq3roTa9WNPZO4cX7P2sn+DXCzxgR UW6g== MIME-Version: 1.0 X-Received: by 10.50.151.241 with SMTP id ut17mr1332831igb.107.1360105118744; Tue, 05 Feb 2013 14:58:38 -0800 (PST) Received: by 10.50.28.47 with HTTP; Tue, 5 Feb 2013 14:58:38 -0800 (PST) In-Reply-To: References: Date: Wed, 6 Feb 2013 09:58:38 +1100 Message-ID: From: Dimitrios Tsifakis To: rsgb_lf_group@blacksheep.org X-Spam-Score: -0.7 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Hi Roger and Graham, thanks the the replies, I have now changed my TX power to +27dBm. The efficiency of the antenna is not constant, as the Rloss changes after a rain, but at least +27dBm is closer to the real radiated power than +47dBm was :-) [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.210.180 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (dtsifakis[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: ac0f6ff1af52b6036ac1f4fe0c2bd52c Subject: Re: LF: declared power on WSPR Content-Type: text/plain; charset=ISO-8859-1 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none 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: mtain-dc02.r1000.mx.aol.com ; domain : gmail.com DKIM : pass x-aol-sid: 3039ac1d408251118eed21f3 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Hi Roger and Graham, thanks the the replies, I have now changed my TX power to +27dBm. The efficiency of the antenna is not constant, as the Rloss changes after a rain, but at least +27dBm is closer to the real radiated power than +47dBm was :-) Roger, I have changed the link to your transverter design as requested. 73, Dimitris 2013/2/6 Roger Lapthorn : > Dimitris, > > On LF and MF where the EIRP is very much lower than the RF power output from > the transmitter, the accepted protocol is to specify EIRP in the WSPR > database. > > Incidentally, please will you change the links on your website to the G3XBM > 472kHz transverter design? I have moved my pages and the 472kHz transverter > page is now at https://sites.google.com/site/g3xbmqrp3/mflf/472khz_tvtr . > The older page, although currently accessible, will not be public for much > longer. > > Today I also added my 137kHz TX transverter schematic at > https://sites.google.com/site/g3xbmqrp3/mflf/137khz_tvrtr . This latter > design is still a "work in progress" and this is the circuit as it is today. > > 73s > Roger G3XBM > > > > > On 5 February 2013 22:22, Dimitrios Tsifakis wrote: >> >> Hi group, >> >> I was browsing the WSPR database for MF and noticed that I am the only >> one declaring a 50 W power. My TX power output is 50 W, however the >> radiate power is just a tiny fraction of 1 W. What is the protocol for >> WSPR? Advertise the Pout or the EIRP? >> >> 73, Dimitris VK1SV >> > > > > -- > http://g3xbm-qrp.blogspot.com/ > http://www.g3xbm.co.uk > https://sites.google.com/site/sub9khz/ > http://qss2.blogspot.com/ > http://www.youtube.com/user/G3XBM >