Envelope-to: dave@picks.force9.co.uk Delivery-date: Sun, 24 Apr 2005 10:29:06 +0100 Received: from ptb-spamcore01.plus.net ([192.168.71.1]) by pih-mxcore08.plus.net with esmtp (PlusNet MXCore v1.0) id 1DPdQI-0000Fa-I9 for dave@picks.force9.co.uk; Sun, 24 Apr 2005 10:29:06 +0100 Received: from mailnull by ptb-spamcore01.plus.net with spamcore-l-b (Exim 4.32; FreeBSD) id 1DPdTu-000FPk-Jm for dave@picks.force9.co.uk; Sun, 24 Apr 2005 10:32:50 +0100 Received: from [192.168.67.4] (helo=ptb-mxcore04.plus.net) by ptb-spamcore01.plus.net with esmtp (Exim 4.32; FreeBSD) id 1DPdTu-000FPh-HF for dave@picks.force9.co.uk; Sun, 24 Apr 2005 10:32:50 +0100 Received: from post.thorcom.com ([193.82.116.20]) by ptb-mxcore04.plus.net with esmtp (PlusNet MXCore v1.0) id 1DPdSC-0006OQ-LD for dave@picks.force9.co.uk; Sun, 24 Apr 2005 10:31:04 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1DPdQ3-0003Vw-L9 for rs_out_1@blacksheep.org; Sun, 24 Apr 2005 10:28:51 +0100 Received: from [193.82.116.30] (helo=relay.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1DPdQ3-0003Vn-7F for rsgb_lf_group@blacksheep.org; Sun, 24 Apr 2005 10:28:51 +0100 Received: from fmmailgate05.web.de ([217.72.192.243]) by relay.thorcom.net with esmtp (Exim 4.43) id 1DPdQ1-0006E3-QE for rsgb_lf_group@blacksheep.org; Sun, 24 Apr 2005 10:28:51 +0100 Received: by fmmailgate05.web.de (8.12.10/8.12.10/webde Linux 0.7) with SMTP id j3O9SD3w010895 for rsgb_lf_group@blacksheep.org; Sun, 24 Apr 2005 11:28:43 +0200 Received: from [217.248.191.105] by freemailng1804.web.de with HTTP; Sun, 24 Apr 2005 11:28:40 +0200 Date: Sun, 24 Apr 2005 11:28:40 +0200 Message-Id: <342999402@web.de> MIME-Version: 1.0 From: "Hans-Albrecht Haffa" To: rsgb_lf_group@blacksheep.org Organization: http://freemail.web.de/ X-SPF-Result: relay.thorcom.net: 217.72.192.243 is neither permitted nor denied by domain of web.de X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=failed,none Subject: LF: Divider by 10 or 100 for 136k out Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com 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-Spam-Filtered: by PlusNet SpamCORE (v3.00) Dear Lowfers, my problem is: I ave a little break through at qrss operation in receive mode when driving my amplifier directy with 136 kHz signal out of the dds-VFO. It would be useful to use a feeder before the amp that is keyed. What IC I can use that will give me a duty cycle of 50 %?. For reference: Books G3XDV "LF today" and G3LDO "the LOW FREQUENCY EXPERIMENTERS handbook " are present. HEF4017 to divide by 5 and 4013 to divide by 2 ? Waiting for Your suggtestions, Hans-Albrecht DK 8 ND __________________________________________________________ Mit WEB.DE FreePhone mit hoechster Qualitaet ab 0 Ct./Min. weltweit telefonieren! http://freephone.web.de/?mc=021201