Return-Path: Received: (qmail 6730 invoked from network); 5 Dec 2000 14:52:21 -0000 Received: from unknown (HELO murphys-inbound.servers.plus.net) (212.159.14.225) by extortion.plus.net with SMTP; 5 Dec 2000 14:52:21 -0000 Received: (qmail 21593 invoked from network); 5 Dec 2000 14:54:29 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by murphys with SMTP; 5 Dec 2000 14:54:29 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #1) id 142VJO-0000L8-00 for rsgb_lf_group-outgoing@blacksheep.org; Sun, 03 Dec 2000 09:19:58 +0000 Received: from mta03-svc.ntlworld.com ([62.253.162.43]) by post.thorcom.com with esmtp (Exim 3.16 #1) id 142VJN-0000L3-00 for rsgb_lf_group@blacksheep.org; Sun, 03 Dec 2000 09:19:57 +0000 Received: from oemcomputer ([62.255.25.173]) by mta03-svc.ntlworld.com (InterMail vM.4.01.02.27 201-229-119-110) with SMTP id <20001203091952.WHYV3796.mta03-svc.ntlworld.com@oemcomputer> for ; Sun, 3 Dec 2000 09:19:52 +0000 Message-ID: <000201c05d0a$0fecb0c0$ad19ff3e@oemcomputer> From: "Paul & Vanessa" To: rsgb_lf_group@blacksheep.org References: <000801c05b6d$7db8cd80$8928fc3e@p.cleal> Subject: LF: Toroid cores Date: Sun, 3 Dec 2000 09:18:36 -0000 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Hi all, Can anyone point me to any sources that will give me information on core mixes, properties and design criteria to assist me in realising output transformers for an LF PA? Data on the more esoteric cores available surplus seems to be very thin on the ground.... Regards to all Paul G4MD