Return-Path: Received: from mtain-md01.r1000.mx.aol.com (mtain-md01.r1000.mx.aol.com [172.29.96.85]) by air-mc02.mail.aol.com (v129.4) with ESMTP id MAILINMC024-a8d64cc7389535; Tue, 26 Oct 2010 16:22:45 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-md01.r1000.mx.aol.com (Internet Inbound) with ESMTP id BEBD9380000D8; Tue, 26 Oct 2010 16:22:43 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PAq18-0007Lo-I1 for rs_out_1@blacksheep.org; Tue, 26 Oct 2010 21:21:10 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PAq17-0007Lf-Vo for rsgb_lf_group@blacksheep.org; Tue, 26 Oct 2010 21:21:09 +0100 Received: from mta03.xtra.co.nz ([210.54.141.252]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PAq15-0006c6-1x for rsgb_lf_group@blacksheep.org; Tue, 26 Oct 2010 21:21:09 +0100 Received: from [192.168.0.101] (really [222.153.30.225]) by mta03.xtra.co.nz with ESMTP id <20101026202048.JXLE11283.mta03.xtra.co.nz@[192.168.0.101]> for ; Wed, 27 Oct 2010 09:20:48 +1300 Message-ID: <4CC737A5.8040701@xtra.co.nz> Date: Wed, 27 Oct 2010 09:18:45 +1300 From: ZL2AFP User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.8) Gecko/20100802 Thunderbird/3.1.2 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,RATWARE_GECKO_BUILD=1.426 Subject: LF: ZL1BPU LF exciter 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 x-aol-global-disposition: G x-aol-sid: 3039ac1d60554cc738932d2d X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) Folks Murray ZL1BPU currently cannot post from his e-mail address so has asked me to forward this on to the Group. 73 Con > Con, > Since I can't currently post to the LF Reflector, could you forward this > for me? > > M. > > The ZL1BPU LF Exciter works all the way down to DC, so 8970Hz is a piece > of cake. It also includes beacon keying in the mode/speed of your choice. > Most important of all, it uses a TCXO reference and can be GPS 1pps > locked. > > I've used it for Click-lock operation (GPS-locked software by > G3PLX/ZL2AFP) at 181kHz, and was detected at 500km running uW EIRP. It has > sine-wave output and would be a good choice for 8970Hz. > See: > http://www.qsl.net/zl1bpu/MICRO/EXCITER > > Another possibility is to use one of those FEI 5680A Rubidium Synthesizers > (see ebay). I have QRSS control software for them. > > 73, > Murray ZL1BPU/ZL1EE > >