Return-Path: Received: from rly-dc06.mx.aol.com (rly-dc06.mail.aol.com [172.19.136.35]) by air-dc07.mail.aol.com (v123.4) with ESMTP id MAILINDC071-b284a11dcdbc1; Mon, 18 May 2009 18:10:54 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-dc06.mx.aol.com (v123.4) with ESMTP id MAILRELAYINDC064-b284a11dcdbc1; Mon, 18 May 2009 18:10:37 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1M6B1v-0002Ya-HN for rs_out_1@blacksheep.org; Mon, 18 May 2009 23:09:55 +0100 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1M6B1v-0002YR-5R for rsgb_lf_group@blacksheep.org; Mon, 18 May 2009 23:09:55 +0100 Received: from smtp800.mail.ird.yahoo.com ([217.146.188.60]) by relay3.thorcom.net with smtp (Exim 4.63) (envelope-from ) id 1M6B1s-0006Iv-K7 for rsgb_lf_group@blacksheep.org; Mon, 18 May 2009 23:09:55 +0100 Received: (qmail 57634 invoked from network); 18 May 2009 22:08:47 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=btopenworld.com; h=Received:X-YMail-OSG:X-Yahoo-Newman-Property:Message-ID:From:To:References:In-Reply-To:Subject:Date:MIME-Version:Content-Type:Content-Transfer-Encoding:X-Priority:X-MSMail-Priority:X-Mailer:X-MIMEOLE; b=NbF3w5Jbm7T88eo+L6uOsR6CnLvLunymlGhKkrE4PxSsTxQaYDmZe8U0G3FS43OZaRlAbsvevmwMuLLNhx+mks79i6YSOlW2iRUPqmKNPSowgUSH1aHcAXfnQoY3gxhFAOQpm39VJMVRdSE4KddSPzDPM7fW5BJ6UeoWM9zJu5g= ; Received: from unknown (HELO JimPC) (james.moritz@86.177.111.34 with login) by smtp800.mail.ird.yahoo.com with SMTP; 18 May 2009 22:08:46 -0000 X-YMail-OSG: 3xlo5BAVM1lhwdaQwbDfnlPW8R8xOF4yiMqKLJMbbY_KSjBxzb8oAhyXByG6zlr36BBbiZQrOkEEGvr8WvuVvA5cn2nX2Rfpwek6nfpxKtU9fCJpstzyVROP6FJtFx2Fu_d.ylzsk8zJpKcVZhMLyIJodmchQrtOCMHKN9kmBeS82sRJnBGTmetoqsy5P_5Lf6xtQzDM0T8NjggdlmjSKR4kN.6XqvaM2kWzKWoGtj4Ah2xlf4EtUo_y7IL6rBZnBlTxNNPdeTS15SF7zCGsoT0Wq6qIO1rf6060T1gphasnj9r1yKXIM7KX0BGBxemdu0Dn92uZ X-Yahoo-Newman-Property: ymail-3 Message-ID: <6F0CDDC7203448F5A37B67DD2B02B1D5@JimPC> From: "James Moritz" To: References: <4A11BA3B.3080006@btconnect.com> In-Reply-To: <4A11BA3B.3080006@btconnect.com> Date: Mon, 18 May 2009 23:08:48 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6001.18000 X-MIMEOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: LF: Re: Beacon - 500kHz Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response 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=0.1 required=5.0 tests=MISSING_OUTLOOK_NAME 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 2nd attempt... > Any recommended transverter designs for LF? > > 73 > > Richard > G3CWI Dear Richard, LF Group, You can see what I am using if you go to http://groups.google.com/group/uk500khz/files and download the file EER_Transverter_v3.pdf. The basic transverter part provides receive and milliwatt-level transmit over 10kHz - 550kHz, and could be used with types of PA other than the EER modulator/class D designs described. Cheers, Jim Moritz 73 de M0BMU