Return-Path: Received: from mtain-da02.r1000.mx.aol.com (mtain-da02.r1000.mx.aol.com [172.29.64.74]) by air-dc03.mail.aol.com (v129.4) with ESMTP id MAILINDC032-86274bf447be1c5; Wed, 19 May 2010 16:19:10 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-da02.r1000.mx.aol.com (Internet Inbound) with ESMTP id AA9A138000103; Wed, 19 May 2010 16:19:08 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OEpiT-0002vl-G2 for rs_out_1@blacksheep.org; Wed, 19 May 2010 21:18:09 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OEpiS-0002vc-W0 for rsgb_lf_group@blacksheep.org; Wed, 19 May 2010 21:18:08 +0100 Received: from smtp-out12.han.skanova.net ([195.67.226.212]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OEpiQ-0006pO-9L for rsgb_lf_group@blacksheep.org; Wed, 19 May 2010 21:18:08 +0100 Received: from [127.0.0.1] (81.235.167.68) by smtp-out12.han.skanova.net (8.5.114) (authenticated as u33233109) id 4BC6CFA700B0D3AE for rsgb_lf_group@blacksheep.org; Wed, 19 May 2010 22:17:59 +0200 Message-ID: <4BF4477A.8080308@telia.com> Date: Wed, 19 May 2010 22:18:02 +0200 From: "Johan H. Bodin" User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; sv-SE; rv:1.9.1.9) Gecko/20100317 Thunderbird/3.0.4 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <008f01caf784$779a11d0$0301a8c0@your91hoehfy9g> In-Reply-To: X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,RATWARE_GECKO_BUILD=1.426 Subject: Re: LF: Alpha dashes Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit 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-sid: 3039ac1d404a4bf447bc2132 X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) Jacek, LF, I have measured SAQ's "backwave" on a few occasions in the past and I think it was about -17dB referred to key-down, about 4kW output. The Alpha signals, when active, are easily copied here using nothing more than an piece of wire connected to an audio amplifier with hi-z input. 73 Johan SM6LKM Jacek Lipkowski wrote: > a much better test of antennas would be if people can receive SAQ with > the key up (when it is not transmitting) - i don't know what the output > power is, but lower than ALFA, probably a few kW. > > jacek