Return-Path: Received: (qmail 23597 invoked from network); 24 May 2000 20:13:02 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by grants.core.plus.net.uk with SMTP; 24 May 2000 20:13:02 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.02 #1) id 12uhMT-0004Br-00 for rsgb_lf_group-outgoing@blacksheep.org; Wed, 24 May 2000 21:02:37 +0100 Received: from mailhost.netscapeonline.co.uk ([194.200.20.13]) by post.thorcom.com with esmtp (Exim 3.02 #1) id 12uhMS-0004Bm-00 for rsgb_lf_group@blacksheep.org; Wed, 24 May 2000 21:02:36 +0100 X-Priority: 3 X-MSMail-Priority: Normal Received: from as24-s15-144-167.cwci.net ([195.44.144.167] helo=netscapeonline.co.uk) by mailhost.netscapeonline.co.uk with esmtp (Exim 3.02 #1) id 12uhMQ-0003Wz-00 for rsgb_lf_group@blacksheep.org; Wed, 24 May 2000 20:02:35 +0000 Message-ID: <392C16A3.CB21755C@netscapeonline.co.uk> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Date: Wed, 24 May 2000 17:51:31 +0000 From: "g3kev" Organization: Netscape Online member X-Mailer: Mozilla 4.6 [en-gb]C-CCK-MCD NetscapeOnline.co.uk (Win95; I) X-Accept-Language: en-GB,en MIME-Version: 1.0 To: "rsgb" Subject: LF: 3C5 CORES Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Hi Larry. 3C5 ferrite cores are manufactured by Ferroxcube and have a Uo of 3000. The equivalent is Indiana General 05P. This core material was used a lot in line output transformers in tube televisions some years ago. I hope this helps you because no one else that responded to your message seems to know what they are. If you need any further info let me know. 73 de Mal/G3KEV