Return-Path: Received: from rly-md06.mx.aol.com (rly-md06.mail.aol.com [172.20.29.144]) by air-md04.mail.aol.com (v121_r3.13) with ESMTP id MAILINMD041-90a48f5ab2b1e5; Wed, 15 Oct 2008 04:34:57 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-md06.mx.aol.com (v121_r3.13) with ESMTP id MAILRELAYINMD062-90a48f5ab2b1e5; Wed, 15 Oct 2008 04:34:54 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Kq1q0-0007XY-I4 for rs_out_1@blacksheep.org; Wed, 15 Oct 2008 09:34:36 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Kq1q0-0007XP-5u for rsgb_lf_group@blacksheep.org; Wed, 15 Oct 2008 09:34:36 +0100 Received: from cavuit01.kulnet.kuleuven.be ([134.58.240.43]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Kq1pz-0002G1-5C for rsgb_lf_group@blacksheep.org; Wed, 15 Oct 2008 09:34:36 +0100 Received: from smtps02.kuleuven.be (smtpshost02.kulnet.kuleuven.be [134.58.240.75]) by cavuit01.kulnet.kuleuven.be (Postfix) with ESMTP id 8881F7B804E for ; Wed, 15 Oct 2008 10:34:19 +0200 (CEST) Received: from smtps02.kuleuven.be (localhost [127.0.0.1]) by smtps02.kuleuven.be (Postfix) with ESMTP id 5FFEBF3864 for ; Wed, 15 Oct 2008 10:34:19 +0200 (CEST) Received: from dell-rik.fys.kuleuven.be (dhcp-10-33-85-199.fys.kuleuven.be [10.33.85.199]) by smtps02.kuleuven.be (Postfix) with ESMTP id 3E003F3862 for ; Wed, 15 Oct 2008 10:34:19 +0200 (CEST) X-Mailer: QUALCOMM Windows Eudora Version 7.1.0.9 Date: Wed, 15 Oct 2008 10:34:20 +0200 To: rsgb_lf_group@blacksheep.org X-Kuleuven: This mail passed the K.U.Leuven mailcluster From: Rik Strobbe In-Reply-To: <740975046@web.de> References: <740975046@web.de> Mime-Version: 1.0 Message-Id: <20081015083419.3E003F3862@smtps02.kuleuven.be> X-KULeuven-Information: Katholieke Universiteit Leuven X-KULeuven-Scanned: Found to be clean X-KULeuven-Envelope-From: rik.strobbe@fys.kuleuven.be X-Karma: 0: X-Spam-Score: 2.0 (++) X-Spam-Report: autolearn=disabled,DNS_FROM_SECURITYSAGE=2.001 Subject: Re: LF: strong prop 505 kHz Content-Type: text/plain; charset="iso-8859-1"; format=flowed Content-Transfer-Encoding: quoted-printable 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-IP: 193.82.116.20 X-AOL-SCOLL-AUTHENTICATION: domain : post.thorcom.com ; SPF_helo = n X-AOL-SCOLL-AUTHENTICATION: domain : fys.kuleuven.be ; SPF_822_from = n >comm A2A bcns: > >ILM 488 kHz -115 dBm >C 485 -110 dBm >TBV 492 -114 dBm >Z 508 -103 dBm >KN 494 -92 dBm. > >Anyone with info re. these comm beacons? (qth?) J=F6rg, these are NDB's (non directional beacons) of=20 airports, airstrips and heliplatforms. They are used for navigation. A full list compiled by PA0RDT can be found at=20 http://www.beaconworld.org.uk/roelof/RoelofsNDBOffsets2007.pdf I can hear a lot of these NDB's in the 460-525kHz=20 range every night and find them very useful to check propagation. 73, Rik ON7YD - OR7T Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm