Return-Path: Received: from rly-mc04.mail.aol.com (rly-mc04.mail.aol.com [172.20.118.146]) by air-mc01.mail.aol.com (v120.9) with ESMTP id MAILINMC14-11f472f07e949; Mon, 05 Nov 2007 07:09:27 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-mc04.mail.aol.com (v120.9) with ESMTP id MAILRELAYINMC47-11f472f07e949; Mon, 05 Nov 2007 07:09:15 -0400 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Ip0l2-0006Mz-QH for rs_out_1@blacksheep.org; Mon, 05 Nov 2007 12:08:44 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Ip0l2-0006Mq-95 for rsgb_lf_group@blacksheep.org; Mon, 05 Nov 2007 12:08:44 +0000 Received: from elasmtp-dupuy.atl.sa.earthlink.net ([209.86.89.62]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Ip0kw-0004Zo-B9 for rsgb_lf_group@blacksheep.org; Mon, 05 Nov 2007 12:08:44 +0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=gGIXoXUa+JFKlpTNdgc3kgCEhiws1EBTLsD66SjPHOSoiMmkrZgP2dEzHPRMAAoE; h=Received:Reply-To:From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:X-Priority:X-MSMail-Priority:X-Mailer:In-Reply-To:X-MimeOLE:Importance:X-ELNK-Trace:X-Originating-IP; Received: from [65.41.23.54] (helo=kd4wov7) by elasmtp-dupuy.atl.sa.earthlink.net with asmtp (Exim 4.34) id 1Ip0kV-0007de-4C for rsgb_lf_group@blacksheep.org; Mon, 05 Nov 2007 07:08:11 -0500 From: "kd4wov" To: Date: Mon, 5 Nov 2007 07:07:41 -0500 Message-ID: MIME-Version: 1.0 X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) In-Reply-To: <472EFE4D.8050702@telia.com> X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6600 Importance: Normal X-ELNK-Trace: 9f1dd59866ac920e94f5150ab1c16ac01a238acc8405a5b0b269f809b1f3069998e4ecb6c1a57342350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 65.41.23.54 X-Karma: 0: DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: RE: LF: CLASS D and E Content-Type: text/plain; charset="iso-8859-1" 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-IP: 193.82.116.20 X-AOL-SCOLL-AUTHENTICATION: listenair ; SPF_helo : X-AOL-SCOLL-AUTHENTICATION: listenair ; SPF_822_from : Thank you, I will take a look. de kd4wov -----Original Message----- From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org]On Behalf Of Johan H. Bodin Sent: Monday, November 05, 2007 06:28 To: rsgb_lf_group@blacksheep.org Subject: Re: LF: CLASS D and E These articles have the information you need to design and tune a class E amplifier: http://www.arrl.org/tis/info/pdf/010102qex009.pdf http://www.cs.berkeley.edu/~culler/AIIT/papers/radio/Sokal%20AACD5-poweramps .pdf This program can be used to find the initial values for impedances and components: http://tonnesoftware.com/classe.html 73 Johan SM6LKM