X-GM-THRID: 1230478019833892582 X-Gmail-Labels: rsgb lf Delivered-To: daveyxm@gmail.com Received: by 10.115.73.3 with SMTP id a3cs23840wal; Fri, 9 Mar 2007 14:09:24 -0800 (PST) Received: by 10.67.22.14 with SMTP id z14mr10551880ugi.1173478163453; Fri, 09 Mar 2007 14:09:23 -0800 (PST) Return-Path: Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mx.google.com with ESMTP id 27si5153384ugp.2007.03.09.14.09.22; Fri, 09 Mar 2007 14:09:23 -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 1HPnF1-0007ub-2M for rs_out_1@blacksheep.org; Fri, 09 Mar 2007 22:07:11 +0000 Received: from [193.82.59.130] (helo=relay2.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1HPnF0-0007uS-H0 for rsgb_lf_group@blacksheep.org; Fri, 09 Mar 2007 22:07:10 +0000 Received: from mk-smarthost-2.mail.uk.tiscali.com ([212.74.114.38]) by relay2.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1HPnEx-0002ys-KE for rsgb_lf_group@blacksheep.org; Fri, 09 Mar 2007 22:07:10 +0000 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AgAAAMtp8UXUSnInk2dsb2JhbAAYjyEBAQEBBw4HBxyHbA Received: from 88-106-111-78.dynamic.dsl.as9105.com ([88.106.111.78]:2352 helo=wgt01) by mk-smarthost-3.mail.uk.tiscali.com with smtp (Exim 4.30) id 1HPnEq-0001GU-QK for rsgb_lf_group@blacksheep.org; Fri, 09 Mar 2007 22:07:00 +0000 Message-ID: <12be01c76297$439e2590$4e6f6a58@wgt01> From: "Gary - G4WGT" To: References: <128501c76290$67010040$4e6f6a58@wgt01> <45F1D746.6010607@telia.com> Date: Fri, 9 Mar 2007 22:07:01 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3028 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 X-Spam-Score: -0.3 (/) X-Spam-Report: autolearn=disabled,AWL=-0.338 Subject: Re: LF: Re: RE: 500 G3WCB QRV 503.500kHz 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=0.0 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: 2199 Hi Johan, I will look into that designer program. Thanks, 73 Gary - G4WGT - IO83qp ----- Original Message ----- From: "Johan H. Bodin" To: Sent: Friday, March 09, 2007 9:53 PM Subject: Re: LF: Re: RE: 500 G3WCB QRV 503.500kHz > Hi Gary, > > If I remember correctly, DF3LP's design is "class-C-ish". > Your FET will probably run cooler if you use a class E > output network (still with 50/50 squarewave drive). > > The program at > http://www.tonnesoftware.com/classe.html > will design it for you. > > 73 > Johan SM6LKM > > Gary - G4WGT wrote: > > & the DF3LP is the design > > >