Return-Path: Received: from rly-dg06.mx.aol.com (rly-dg06.mail.aol.com [172.19.151.90]) by air-dg02.mail.aol.com (v121_r4.4) with ESMTP id MAILINDG023-5d44924980d14; Wed, 19 Nov 2008 17:50:14 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-dg06.mx.aol.com (v121_r4.4) with ESMTP id MAILRELAYINDG067-5d44924980d14; Wed, 19 Nov 2008 17:49:51 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1L2vrc-0007dl-KL for rs_out_1@blacksheep.org; Wed, 19 Nov 2008 22:49:36 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1L2vrc-0007dc-44 for rsgb_lf_group@blacksheep.org; Wed, 19 Nov 2008 22:49:36 +0000 Received: from iasius.site5.com ([216.118.97.235]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1L2vrY-0001Se-S1 for rsgb_lf_group@blacksheep.org; Wed, 19 Nov 2008 22:49:36 +0000 Received: from [62.249.237.217] (helo=daddave) by iasius.site5.com with esmtpa (Exim 4.69) (envelope-from ) id 1L2vrS-0008TJ-4H for rsgb_lf_group@blacksheep.org; Wed, 19 Nov 2008 17:49:26 -0500 From: "Michael Probert" To: Date: Wed, 19 Nov 2008 22:52:18 -0000 MIME-Version: 1.0 X-Mailer: Microsoft Office Outlook, Build 11.0.5510 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3350 Thread-Index: AclKlAgzULnpObRdQJypgtIE4EWdoQABHRQA X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - iasius.site5.com X-AntiAbuse: Original Domain - blacksheep.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - ynysdawelcottages.com X-Source: X-Source-Args: X-Source-Dir: X-Karma: 0: X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Message-Id: Subject: LF: RE: RE: 3C85/90 Toroids Content-Type: multipart/alternative; boundary="----=_NextPart_000_0003_01C94A99.7B4C9D00" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.2 required=5.0 tests=HTML_60_70, HTML_FONTCOLOR_UNKNOWN,HTML_MESSAGE 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-IP: 193.82.116.20 ------=_NextPart_000_0003_01C94A99.7B4C9D00 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit T130-2 and T200-2 are both available from www.sycomcomp.co.uk 73 Mike GW4HXO _____ From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Dave G3WCB Sent: 19 November 2008 22:11 To: rsgb_lf_group@blacksheep.org Subject: LF: RE: 3C85/90 Toroids As well as the famous Phillips 3C85 material, I find that Micrometals toroids type T130-2 (1.3 inch) and T200-2 (2-inch) toroids work quite well at 137 kHz. I bought some from a stall at Kempton Park rally, and I'll post the name of the vendor here just as soon as I can remember who it was! You can also use air-cored solenoid windings for these inductors, but if you use wire that is too thin, they will also heat up as the circulating currents within the LPF can be quite high. Look out for them at rallies if you get the chance. The T130-2 and T200-2 toroids are coloured red with one grey cheek. Good luck and 73 Dave G3WCB IO91RM -----Original Message----- From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org]On Behalf Of Lee Hudson Sent: 19 November 2008 18:51 To: rsgb_lf_group@blacksheep.org Subject: LF: 3C85/90 Toroids Hi, Any suggestions for suppliers of Toroids made from 3C85/90 material rather than stripping down old SMPS? 73, Lee M0LMH __________ NOD32 3625 (20081119) Information __________ This message was checked by NOD32 antivirus system. part000.txt - file is not an archive http://www.eset.com ------=_NextPart_000_0003_01C94A99.7B4C9D00 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

T130-2 and T200-2 are bo= th available from www.sycomcomp.co.u= k

 =

73

 =

Mike GW4HXO

 =

From: owner-rsgb_lf_group@= blacksheep.org [mailto:owner-rsgb_l= f_group@blacksheep.org] On Behalf Of Dave G3WCB
Sent: 19 November 2008 22:11<= br> To: rsgb_lf_group@blacksheep.org
Subject: LF: RE: 3C85/90 Toro= ids

 

 

As well as the famous Ph= illips 3C85 material, I find that Micrometals toroids type  T130-2 (1.3 inch)=20= and T200-2 (2-inch) toroids work quite well at 137 kHz. I bought some from a sta= ll at Kempton= Park rally, and I'l= l post the name of the vendor here just as soon as I can remember who it was! You can also use air-cored solenoid windings for these inductors, but if you use wire that is too thin, they will also heat up as the circulating currents within the LPF=20= can be quite high.

 

Look out for them at ral= lies if you get the chance. The T130-2 and T200-2 toroids are coloured red with one grey che= ek.

 

Good luck and 73<= /font>

 

 

Dave G3WCB IO91RM=

-----Original Messa= ge-----
From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_l= f_group@blacksheep.org]On Behalf Of Lee Hudson
Sent: 19 November 2008 18:51<= br> To: rsgb_lf_group@blacksheep.org
Subject: LF: 3C85/90 Toroids<= /span>

Hi,

 

Any suggestions for suppliers of Toroids made from=20= 3C85/90 material rather than stripping down old SMPS?

 

73,

Lee

M0LMH

 



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