X-GM-THRID: 1219400842795700733 X-Gmail-Labels: rsgb lf X-Gmail-Received: 4b1077a0f0a8e05aebee567ce085158ce5886a7b Delivered-To: daveyxm@gmail.com Received: by 10.78.127.1 with SMTP id z1cs72491huc; Tue, 7 Nov 2006 13:39:32 -0800 (PST) Received: by 10.67.22.7 with SMTP id z7mr9771541ugi.1162935571941; Tue, 07 Nov 2006 13:39:31 -0800 (PST) Return-Path: Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mx.google.com with ESMTP id 72si6293576ugb.2006.11.07.13.39.30; Tue, 07 Nov 2006 13:39:31 -0800 (PST) Received-SPF: neutral (google.com: 193.82.116.20 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1GhYcT-0007O9-2P for rs_out_1@blacksheep.org; Tue, 07 Nov 2006 21:36:33 +0000 Received: from [193.82.59.130] (helo=relay2.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1GhYcS-0007O0-Iv for rsgb_lf_group@blacksheep.org; Tue, 07 Nov 2006 21:36:32 +0000 Received: from fmmailgate03.web.de ([217.72.192.234]) by relay2.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1GhYcM-0000Nh-DH for rsgb_lf_group@blacksheep.org; Tue, 07 Nov 2006 21:36:29 +0000 Received: from smtp05.web.de (fmsmtp05.dlan.cinetic.de [172.20.4.166]) by fmmailgate03.web.de (Postfix) with ESMTP id 6BB2B346FC43 for ; Tue, 7 Nov 2006 22:36:20 +0100 (CET) Received: from [217.227.85.1] (helo=[192.168.1.105]) by smtp05.web.de with esmtp (WEB.DE 4.107 #114) id 1GhYcG-0005Jy-00 for rsgb_lf_group@blacksheep.org; Tue, 07 Nov 2006 22:36:20 +0100 Date: Tue, 7 Nov 2006 22:36:18 +0100 From: Michael Oexner X-Mailer: The Bat! (v2.12.00) Personal X-Priority: 3 (Normal) Message-ID: <1232021660.20061107223618@web.de> To: rsgb_lf_group@blacksheep.org In-Reply-To: <110720062120.13773.4550F89600039AAC000035CD22007348300B97010D0A020E06979D0E03@comcast.net> References: <110720062120.13773.4550F89600039AAC000035CD22007348300B97010D0A020E06979D0E03@comcast.net> MIME-Version: 1.0 X-Sender: michael.oexner@web.de X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re[2]: LF: Re: DSP-filter for aural CW Content-Type: text/plain; charset=us-ascii 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 Status: O X-Status: X-Keywords: X-UID: 3724 Hi Warren: > Where can I find plans for the PA0LQ filter? > Thanks, > -- > 73 Warren K2ORS/WD2XGJ/WD2XSH/23 Just googled for it: http://www.alg.demon.co.uk/radio/136/af_filter.htm http://www.veron.nl/afd/voorne_putten/Lezing/pa0rdt/PAoLQLF-Filter%5B1%5D.pdf The following links might also be helpful and interesting http://xoomer.alice.it/amoroni/Filtro-audio.pdf http://xoomer.alice.it/amoroni/PCB_Filtro.pdf -- vy 73 + gd DX, Michael Editor of "The European NDB Handbook" & "The North American NDB Handbook" cf. http://www.beaconworld.org.uk/datafile.htm