Return-Path: Received: (qmail 25465 invoked from network); 18 Jan 2000 02:02:17 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by teachers.core.plus.net.uk with SMTP; 18 Jan 2000 02:02:17 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.02 #1) id 12ANle-0004JZ-00 for rsgb_lf_group-outgoing@blacksheep.org; Tue, 18 Jan 2000 01:49:10 +0000 Content-Transfer-Encoding: 8bit Received: from oso.slonet.org ([207.114.180.2] ident=cbuttsch) by post.thorcom.com with esmtp (Exim 3.02 #1) id 12ANld-0004JU-00 for rsgb_lf_group@blacksheep.org; Tue, 18 Jan 2000 01:49:10 +0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from localhost by oso.slonet.org (8.9.3/8.9.3) with SMTP id RAA09818; Mon, 17 Jan 2000 17:45:24 -0800 (PST) Date: Mon, 17 Jan 2000 17:45:24 -0800 (PST) From: "Clifford Buttschardt" X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 To: "Frank Gentges" , "Andre' Kesteloot" , rsgb_lf_group@blacksheep.org Subject: Re: LF: 137 KHz in the Western US In-reply-to: <00c901bf6141$0b8b24a0$0200a8c0@test> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Bill, WB6RIJ and I built a loop antenna of channel aluminum of approximately three foot diameter of 17 turns. This was resonated on 137 KHz with about 150 pFd. A one turn coupling loop was fed to an old selective voltmeter as a receiver. The US Navy station near Sacramento, Calif, read 3 millivolts on this set up. Unbelievable strong signal 250 miles away. Cliff Buttschardt K7RR