Return-Path: Received: from mtain-dg06.r1000.mx.aol.com (mtain-dg06.r1000.mx.aol.com [172.29.65.14]) by air-me05.mail.aol.com (v129.4) with ESMTP id MAILINME053-8bb24c640bfd35b; Thu, 12 Aug 2010 10:58:05 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-dg06.r1000.mx.aol.com (Internet Inbound) with ESMTP id 4960B380000AD; Thu, 12 Aug 2010 10:58:03 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OjZCm-00083l-Ax for rs_out_1@blacksheep.org; Thu, 12 Aug 2010 15:56:28 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OjZCl-00083c-QL for rsgb_lf_group@blacksheep.org; Thu, 12 Aug 2010 15:56:27 +0100 Received: from mail-qw0-f43.google.com ([209.85.216.43]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OjZCk-0001Nh-Pe for rsgb_lf_group@blacksheep.org; Thu, 12 Aug 2010 15:56:27 +0100 Received: by qwd6 with SMTP id 6so1867959qwd.16 for ; Thu, 12 Aug 2010 07:56:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=mSzbuDiVdeYwNSi9VVkIzAxhJ04C7mt3clJabDTLJH8=; b=PWhNpZXZ9Gesyo3yI0ZY2bThEOIYMq0tm5Bdh/JUoGjcxkuVfBH8G9hv1s3uI5RKVf fZexKbQBAPCHm0r18vpLMHX7yUlgqQKEw3x2DI2DpLMZO/Y8wM5KRc5c8siK1Jm2gtEG wuglWXX20BNph3qGICYfhxUAftrDqJ+RoiLm4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=TYz0eFAfuKNSWDQE1UL59lRjGG1r/TFwIja9LvyaaOtNEjId41LSfTPN8OEuA4CVKz jrKRGClhvBbEYpgDNxR/rfnjeWIbAIfwYWugWPBw3cPtaOsvBRSBlCvJKab/xdZi2u0/ QQW6I/cXnza3FzdZCI/J9lkvyFSaSKuPlecpk= MIME-Version: 1.0 Received: by 10.224.36.207 with SMTP id u15mr89886qad.0.1281624979186; Thu, 12 Aug 2010 07:56:19 -0700 (PDT) Received: by 10.229.129.138 with HTTP; Thu, 12 Aug 2010 07:56:19 -0700 (PDT) In-Reply-To: References: Date: Thu, 12 Aug 2010 10:56:19 -0400 Message-ID: From: Warren Ziegler To: rsgb_lf_group@blacksheep.org DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: T200-2 toroid cores Content-Type: multipart/alternative; boundary=0015175cb09e9ea5b0048da191d6 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.5 required=5.0 tests=HTML_20_30,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-global-disposition: G X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m247.2 ; domain : gmail.com DKIM : pass x-aol-sid: 3039ac1d410e4c640bfb7b58 X-AOL-IP: 193.82.116.20 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) --0015175cb09e9ea5b0048da191d6 Content-Type: text/plain; charset=ISO-8859-1 Rik, See Jay's web page, he uses T225-2 cores at the kW level for LPF: http://www.w1vd.com/LPF.html -- 73 Warren K2ORS WD2XGJ WD2XSH/23 WE2XEB/2 WE2XGR/1 On Thu, Aug 12, 2010 at 9:27 AM, Rik Strobbe wrote: > Dear all, > > does anyone have experience with T200-2 cores (amidon) for 500kHz lowpass > filters ? > Up to what power are they suitable ? > > 73, Rik ON7YD - OR7T > --0015175cb09e9ea5b0048da191d6 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Rik,

=A0 See Jay's web page, he uses T225-2 cores at the kW lev= el for LPF:
http://www.w1vd.co= m/LPF.html

--
73 Warren K2ORS
=A0 =A0 =A0 =A0 =A0 =A0 = =A0 =A0 WD2XGJ
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 WD2XSH/23
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 WE2XEB/2
=A0 =A0 =A0 =A0 =A0 =A0 =A0 = =A0 WE2XGR/1


On Thu, Aug 12, 2010 at= 9:27 AM, Rik Strobbe <Rik.Strobbe@fys.kuleuven.be> wrote:
Dear all,

does anyone have experience with T200-2 cores (amidon) for 500kHz lowpass= filters ?
Up to what power are they suitable ?

73, Rik =A0ON7YD - OR7T




=A0
--0015175cb09e9ea5b0048da191d6--