Return-Path: Received: (qmail 62623 invoked from network); 11 May 2004 21:59:32 -0000 Received: from unknown (HELO ptb-mxscan01.plus.net) (212.159.14.235) by ptb-mailstore04.plus.net with SMTP; 11 May 2004 21:59:32 -0000 Received: (qmail 24497 invoked from network); 11 May 2004 21:59:32 -0000 X-Filtered-by: Plusnet (hmail v1.01) X-Spam-detection-level: 11 Received: from ptb-mxcore01.plus.net (212.159.14.215) by ptb-mxscan01.plus.net with SMTP; 11 May 2004 21:59:30 -0000 Received: from post.thorcom.com ([193.82.116.20]) by ptb-mxcore01.plus.net with esmtp (Exim 4.30; FreeBSD) id 1BNfHe-0006F7-Bj for dave@picks.force9.co.uk; Tue, 11 May 2004 21:59:30 +0000 X-Fake-Domain: majordom Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1BNfHG-0004K6-Ki for rs_out_1@blacksheep.org; Tue, 11 May 2004 22:59:06 +0100 Received: from [213.232.95.59] (helo=relay.salmark.net) by post.thorcom.com with esmtp (Exim 4.14) id 1BNfHF-0004Jx-1R for rsgb_lf_group@blacksheep.org; Tue, 11 May 2004 22:59:05 +0100 Received: from standby2-rme.xtra.co.nz ([210.86.15.58] helo=standby2.xtra.co.nz) by relay.salmark.net with esmtp (Exim 4.24) id 1BNlpd-00035c-Ek for rsgb_lf_group@blacksheep.org; Wed, 12 May 2004 05:59:01 +0100 Received: from mta3-rme.xtra.co.nz ([210.86.15.142]) by standby2.xtra.co.nz with ESMTP id <20040511215838.QLQR20507.standby2.xtra.co.nz@mta3-rme.xtra.co.nz> for ; Wed, 12 May 2004 09:58:38 +1200 X-Fake-Domain: bob2l2u6k2n1g3 Received: from bob2l2u6k2n1g3 ([219.89.176.229]) by mta3-rme.xtra.co.nz with SMTP id <20040511215836.OJNN11405.mta3-rme.xtra.co.nz@bob2l2u6k2n1g3> for ; Wed, 12 May 2004 09:58:36 +1200 X-Bad-Message-ID: no DNS (bob2l2u6k2n1g3) Message-ID: <001201c437a3$18673370$e901a8c0@bob2l2u6k2n1g3> From: "Vernall" To: rsgb_lf_group@blacksheep.org References: <000b01c43792$b0fc63a0$2102000a@ibm> Date: Wed, 12 May 2004 09:58:24 +1200 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=no, Subject: LF: Re: G0MRF transmitter problems 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-PN-SPAMFiltered: yes X-Spam-Rating: 2 Dick, > well I rewound the ouput transformer. > Again I have problems, and when checking the signal on > a spectrum analyzer I found that it is peaking on the second harmonic. > So it transmits the main signal on 272kHz......... > 136kHz is also present at the ouput, but much much weaker. > > It really makes me puzzling. Double trouble. Are you certain of the windings being correctly phased for "push-pull"? You may have made a "push-push doubler"??? 73, Bob