Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-db02.r1000.mx.aol.com (Internet Inbound) with ESMTP id B51CE38000097; Thu, 13 Jun 2013 07:40:46 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Un5sF-0006ME-G0 for rs_out_1@blacksheep.org; Thu, 13 Jun 2013 12:39:27 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Un5sE-0006M5-Ra for rsgb_lf_group@blacksheep.org; Thu, 13 Jun 2013 12:39:26 +0100 Received: from qmta08.westchester.pa.mail.comcast.net ([76.96.62.80]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1Un5sB-0000z1-Nn for rsgb_lf_group@blacksheep.org; Thu, 13 Jun 2013 12:39:25 +0100 Received: from omta08.westchester.pa.mail.comcast.net ([76.96.62.12]) by qmta08.westchester.pa.mail.comcast.net with comcast id nmXW1l0010Fqzac58nfMPa; Thu, 13 Jun 2013 11:39:21 +0000 Received: from JAYDELL ([71.234.119.9]) by omta08.westchester.pa.mail.comcast.net with comcast id nnfM1l00J0CFS1j3UnfM4T; Thu, 13 Jun 2013 11:39:21 +0000 Message-ID: <003d01ce682a$a597b0a0$6401a8c0@JAYDELL> From: To: References: Date: Thu, 13 Jun 2013 07:39:21 -0400 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20121106; t=1371123561; bh=iIwdbZuiLzjJ/qN93K+Su73KsrOrXMtIkRIzAt9m+dM=; h=Received:Received:Message-ID:From:To:Subject:Date:MIME-Version: Content-Type; b=BoOvOEnU72W0TFlC38E5IxZNvkF5p2D5r4H9QWmKUr+oWlgTWimutVPqWr57zbHFD YZKOq+jIl5cPKvqX3dQV55I88sm0A8zGXq0rYZdtz0W+AN/ZeBQaz4oalE9kuycC44 2gZFbUQIm0fhnpmi/sPVgRmQypEcn2htUcPYEk5Zx7lQYh3CBB+JgGaTBXlwcR0Vbc NskcIl4DQkrKgQZTl1CtuHjR32r/4nJo77XKz9PKbRQB06x/hCzvkA/yClZ4tQXA/c LBnf1THuunMJDygHi2og1AexmXDg2O2L9gX/8qi+SRiKVqvU+wVMQRheXLP1c8AkKX D7w0zDINeIpBA== X-Spam-Score: 1.3 (+) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Laurence Would like more info on the filters as well as performance. Guess the best arrangement would be to go directly from the meter into a separate box that houses a 'mains' breaker and the filters ... then out of that box into the existing 'mains' and 'sub' breaker box ... with no sharing of conduit. What config are those filters? Have often eyed the large isolation transformers for sale on ebay for potential use as a ' whole house' filter. Would be interesting to compare the effectiveness of various types. [...] Content analysis details: (1.3 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [76.96.62.80 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (jrusgrove[at]comcast.net) -0.0 SPF_PASS SPF: sender matches SPF record -0.4 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid 1.7 AXB_XMAILER_MIMEOLE_OL_4379D AXB_XMAILER_MIMEOLE_OL_4379D X-Scan-Signature: 40cd937fc1c5e6338b07d288cd09d087 Subject: LF: Re: Whole house EMC/I filtering Content-Type: multipart/alternative; boundary="----=_NextPart_000_0039_01CE6809.1E2B6D80" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.8 required=5.0 tests=HTML_20_30,HTML_MESSAGE, NO_REAL_NAME 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: mtain-db02.r1000.mx.aol.com ; domain : comcast.net DKIM : fail x-aol-sid: 3039ac1d405651b9afbd43c7 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none This is a multi-part message in MIME format. ------=_NextPart_000_0039_01CE6809.1E2B6D80 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Laurence Would like more info on the filters as well as performance. Guess the best arrangement would be to go directly from the meter into a separate box that houses a 'mains' breaker and the filters ... then out of that box into the existing 'mains' and 'sub' breaker box ... with no sharing of conduit. What config are those filters? Have often eyed the large isolation transformers for sale on ebay for potential use as a ' whole house' filter. Would be interesting to compare the effectiveness of various types. Jay W1VD WD2XNS WE2XGR/2 ----- Original Message ----- From: Laurence KL1 X To: rsgb_lf_group@blacksheep.org Sent: Thursday, June 13, 2013 12:39 AM Subject: LF: Whole house EMC/I filtering Up here in Alaska I can finally announce Spring is here as the last of the snow melted in the garden today and 812 squadron Mosquito command has air superiority. We are effectively at 24 hours daylight so Dx on MF and LF is sparser than winter... Ive had a project to clear which has been with me for 4 years and that is to clean up the incoming and outgoing 2 phase AC mains connection to reduce the conducted noise into the house wiring and what ever I do here is fairly 'blocked" to some extent to the outside world - ie the NSA snooping on my AC supply :-) http://kl7uk.com/Corcom.jpg Shows the ongoing installation of 2 x (up to) 3 phase 200A Corcom filters - one for my emergency 100A board (with Gen bypass) and the other for non-essentials. The system is now live and I can tell you my general reception of 'mains" borne conduction QRM is lower, but I have some work to quantify the overall results. Its not perfect as I do have a little 'C and L" as Im using the same input and output Galv pipe for all the conductors but in real terms the insertion losses are going to be respectable. Just thought Id share Laurence KL1 X WE2 XPQ (about to change callsigns again to confuse) ------=_NextPart_000_0039_01CE6809.1E2B6D80 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Laurence
 
Would like more info on the filters as = well as=20 performance.
 
Guess the best arrangement would be to = go directly=20 from the meter into a separate box that houses a 'mains' = breaker and the=20 filters ... then out of that box into the existing 'mains' and = 'sub'=20 breaker box ... with no sharing of conduit. What config = are those=20 filters? Have often eyed the large isolation transformers for sale on = ebay for=20 potential use as a ' whole house' filter. Would be interesting to = compare=20 the effectiveness of various types. 
 
Jay W1VD  WD2XNS =20 WE2XGR/2     
----- Original Message -----
From:=20 Laurence KL1 X =
Sent: Thursday, June 13, 2013 = 12:39=20 AM
Subject: LF: Whole house EMC/I=20 filtering

Up here in Alaska I can finally announce Spring is here = as the=20 last of the snow melted in the garden today and 812 squadron Mosquito = command=20 has air superiority. We are effectively at 24 hours daylight so Dx on = MF and=20 LF is sparser than winter...

Ive had a project to clear which = has been=20 with me for 4 years and that is to clean up the incoming and outgoing = 2 phase=20 AC mains connection to reduce the conducted noise into the house = wiring and=20 what ever I do here is fairly 'blocked" to some extent to the outside = world -=20 ie the NSA snooping on my AC supply :-)

http://kl7uk.com/Corcom.jpg

Shows the = ongoing=20 installation of 2 x (up to) 3 phase 200A Corcom filters - one for my = emergency=20 100A board (with Gen bypass) and the other for non-essentials.  = The=20 system is now live and I can tell you my general reception of 'mains" = borne=20 conduction QRM is lower, but I have some work to quantify the overall = results.=20 Its not perfect as I do have a little 'C and L" as Im using the same = input and=20 output Galv pipe for all the conductors but in real terms the = insertion losses=20 are going to be respectable.

Just thought Id = share

Laurence KL1=20 X  WE2 XPQ (about to change callsigns again to=20 confuse)
------=_NextPart_000_0039_01CE6809.1E2B6D80--