Delivered-To: daveyxm@virginmedia.com Received: by 10.50.1.100 with SMTP id 4csp22914igl; Wed, 10 Jul 2013 05:59:54 -0700 (PDT) X-Received: by 10.205.112.198 with SMTP id et6mr5045861bkc.40.1373461193427; Wed, 10 Jul 2013 05:59:53 -0700 (PDT) Return-Path: Received: from post.thorcom.com (post.thorcom.com. [195.171.43.25]) by mx.google.com with ESMTP id v9si3455926bkh.255.2013.07.10.05.59.52 for ; Wed, 10 Jul 2013 05:59:53 -0700 (PDT) Received-SPF: neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) client-ip=195.171.43.25; Authentication-Results: mx.google.com; spf=neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) smtp.mail=owner-rsgb_lf_group@blacksheep.org Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1UwtwK-0006TF-K5 for rs_out_1@blacksheep.org; Wed, 10 Jul 2013 13:56:12 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1UwtwK-0006T6-84 for rsgb_lf_group@blacksheep.org; Wed, 10 Jul 2013 13:56:12 +0100 Received: from smtp1.virginbroadband.com.au ([123.200.191.51] helo=smtp.virginbroadband.com.au) by relay1.thorcom.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.77) (envelope-from ) id 1UwtwH-0005Wl-B2 for rsgb_lf_group@blacksheep.org; Wed, 10 Jul 2013 13:56:11 +0100 Received: from [119.12.20.138] (unknown [119.12.20.138]) by smtp.virginbroadband.com.au (Postfix) with ESMTP id A43B3414005C for ; Wed, 10 Jul 2013 22:55:52 +1000 (EST) Message-ID: <51DD59D5.3090003@virginbroadband.com.au> Date: Wed, 10 Jul 2013 22:55:49 +1000 From: edgar User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:17.0) Gecko/20130509 Thunderbird/17.0.6 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <51D975FA.60008@virginbroadband.com.au> <51DD1434.2030300@virginbroadband.com.au> <51DD2EB1.80303@aol.com> <001b01ce7d65$9c448c30$6d01a8c0@DELL4> In-Reply-To: <001b01ce7d65$9c448c30$6d01a8c0@DELL4> X-HELO-Warning: Remote host 123.200.191.51 (smtp1.virginbroadband.com.au) used invalid HELO/EHLO smtp.virginbroadband.com.au - verification failed X-Spam-Score: -0.3 (/) 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 Jay, I can see that part of the space craft would be a ground plane. I expect that part of the reason for using such high frequencies in space [...] Content analysis details: (-0.3 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [123.200.191.51 listed in list.dnswl.org] -0.3 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain X-Scan-Signature: 925300287489a1d7272e62b121c112aa Subject: Re: Fwd: Re: LF: VK1OD's analysis of the MiniWhip antenna Content-Type: text/plain; charset=ISO-8859-1; format=flowed 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 Status: O X-Status: X-Keywords: X-UID: 1850 Hi Jay, I can see that part of the space craft would be a ground plane. I expect that part of the reason for using such high frequencies in space communication is because a small structure there would not be effected by any long electromagnetic wave that passes it. Regards, Edgar Moonah, Tasmania.