Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mc05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 385EA3800009D; Tue, 27 Dec 2011 07:54:16 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1RfWXD-00048R-RS for rs_out_1@blacksheep.org; Tue, 27 Dec 2011 12:53:39 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1RfWXD-00048I-ER for rsgb_lf_group@blacksheep.org; Tue, 27 Dec 2011 12:53:39 +0000 Received: from rhcavuit02.kulnet.kuleuven.be ([134.58.240.130] helo=cavuit02.kulnet.kuleuven.be) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1RfWXB-0007r1-2E for rsgb_lf_group@blacksheep.org; Tue, 27 Dec 2011 12:53:39 +0000 X-KULeuven-Envelope-From: rik.strobbe@fys.kuleuven.be X-KULeuven-Scanned: Found to be clean X-KULeuven-ID: 3A7C5128049.A3B27 X-KULeuven-Information: Katholieke Universiteit Leuven Received: from smtps01.kuleuven.be (smtpshost01.kulnet.kuleuven.be [134.58.240.74]) by cavuit02.kulnet.kuleuven.be (Postfix) with ESMTP id 3A7C5128049 for ; Tue, 27 Dec 2011 13:53:29 +0100 (CET) Received: from ICTS-S-HUB-N4.luna.kuleuven.be (icts-s-hub-n4.luna.kuleuven.be [10.112.9.14]) by smtps01.kuleuven.be (Postfix) with ESMTP id 0573331E702 for ; Tue, 27 Dec 2011 13:53:29 +0100 (CET) Received: from ICTS-S-EXC2-CA.luna.kuleuven.be ([10.112.11.13]) by ICTS-S-HUB-N4.luna.kuleuven.be ([10.112.9.14]) with mapi; Tue, 27 Dec 2011 13:53:28 +0100 X-Kuleuven: This mail passed the K.U.Leuven mailcluster From: Rik Strobbe To: "rsgb_lf_group@blacksheep.org" Date: Tue, 27 Dec 2011 13:53:28 +0100 Thread-Topic: Re: Ferrite cores from TVs Thread-Index: AczElCCyKHIlB91DTRm7NMjHfKOhNgAAYs1z Message-ID: References: <16A89025-8230-409D-A3C8-70D5B7DD56C9@numeo.fr>, In-Reply-To: Accept-Language: nl-NL, nl-BE Content-Language: nl-BE X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: nl-NL, nl-BE MIME-Version: 1.0 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: LF: RE: Re: Ferrite cores from TVs Content-Type: multipart/alternative; boundary="_000_BF4A524700075746A6467658DFC7102CB0B489A692ICTSSEXC2CAlu_" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.3 required=5.0 tests=HTML_50_60,HTML_FONTCOLOR_BLUE, HTML_MESSAGE,TO_ADDRESS_EQ_REAL 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-global-disposition: G X-AOL-SCOLL-SCORE: 0:2:304010400:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d604d4ef9bff83b3a X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --_000_BF4A524700075746A6467658DFC7102CB0B489A692ICTSSEXC2CAlu_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable It can be quite hard to extract the cores from the transformer without brea= king them, since they are usually glued in - I have had reasonable success = by cutting away the windings using a hacksaw. I have been successful by heating cores in an oven (at 120C if I remember w= ell) for some time. The glue gets weak and the windings can be removed (usi= ng gloves). An alternative may be soaking the core in acetone (nail polish remover) or = paint thinner. 73, Rik ON7YD - OR7T --_000_BF4A524700075746A6467658DFC7102CB0B489A692ICTSSEXC2CAlu_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

It=  can be quite hard to extract the&= nbsp;cores from the transformer without = ;breaking them, since they are u= sually glued in - I have had reasonable success by&= nbsp;cutting away the windings using= a hacksaw.

 

I have been successful b= y heating cores in an oven = (at 120C if I remember well)&nbs= p;for some time. The glue gets&n= bsp;weak and the windings can be=  removed (using gloves).

An<= /font> alternative may be soaking<= a> the core in acetone (nail polish remo= ver) or paint thinner.

 

73, Rik  ON7YD - OR7T=

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