Return-Path: Received: from rly-mg06.mx.aol.com (rly-mg06.mail.aol.com [172.20.83.112]) by air-mg09.mail.aol.com (v121.4) with ESMTP id MAILINMG093-a19479676fe6a; Tue, 22 Jan 2008 18:06:57 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-mg06.mx.aol.com (v121.4) with ESMTP id MAILRELAYINMG063-a19479676fe6a; Tue, 22 Jan 2008 18:06:42 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1JHSAb-0008M7-Sa for rs_out_1@blacksheep.org; Tue, 22 Jan 2008 23:04:41 +0000 Received: from [193.82.59.130] (helo=relay2.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1JHSAa-0008Ly-UW for rsgb_lf_group@blacksheep.org; Tue, 22 Jan 2008 23:04:41 +0000 Received: from bay0-omc3-s8.bay0.hotmail.com ([65.54.246.208]) by relay2.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1JHSAT-0000I8-Jk for rsgb_lf_group@blacksheep.org; Tue, 22 Jan 2008 23:04:39 +0000 Received: from BAY124-W25 ([207.46.11.188]) by bay0-omc3-s8.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 22 Jan 2008 15:04:26 -0800 Message-ID: X-Originating-IP: [202.156.8.13] From: Laurence KL1X To: Date: Tue, 22 Jan 2008 14:04:25 -0900 Importance: Normal MIME-Version: 1.0 X-OriginalArrivalTime: 22 Jan 2008 23:04:26.0277 (UTC) FILETIME=[227F7D50:01C85D4B] X-Spam-Score: 0.7 (/) X-Spam-Report: autolearn=disabled,AWL=0.724,HTML_MESSAGE=0.001 Content-Type: multipart/alternative; boundary="_c3a30447-6cf0-4bda-b509-e8fb15b7d461_" Subject: LF: Low long wires X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=FORGED_HOTMAIL_RCVD, 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 X-AOL-SCOLL-AUTHENTICATION: listenair ; SPF_helo : n X-AOL-SCOLL-AUTHENTICATION: listenair ; SPF_822_from : ~ X-Mailer: Unknown (No Version) --_c3a30447-6cf0-4bda-b509-e8fb15b7d461_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Ive only had partial success in low long wires up in Alaska - but my s/n fai= lure was due to a 33Kv or more power line running parallel underground just=20= a few feet below the array for most of the way - that and the variable speed= drives from the local water pumping station which the power cable supplied. =20 Im going to put "down" or it is "up" a couple in a heavily birch wooded area= in Alaska above moose antler height and they will be insulated off but supp= orted by the trees. Ive just gained another painful acre so will have wires=20= up to 100m in length or so - I have silt sand and ground water at around 12=20= feet in depth close in by a freshish water (ice at the moment) lake.=20 =20 So - question what effect will the trees have decoupling LF signals in this=20= type of medium (?) Z array given the travelling wave aspect? Does anyone els= e have experience against open space wires .v. in wooded areas? On the TX s= ide I see this without a lot of clearing as another large TX loop experienc= e - just too many tall decoupling signal Birch for verticals at the moment. =20 Laurence=20 _________________________________________________________________ Climb to the top of the charts!=A0Play the word scramble challenge with star= power. http://club.live.com/star_shuffle.aspx?icid=3Dstarshuffle_wlmailtextlink_jan= =3D --_c3a30447-6cf0-4bda-b509-e8fb15b7d461_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Ive only had partial success in low long wires up in Alaska - but my s/n fai= lure was due to a 33Kv or more power line running parallel underground just=20= a few feet below the array for most of the way - that and the variable speed= drives from the local water pumping station which the power cable supplied.=

Im going to put "down" or it is "up" a couple in a heavily birch wooded= area in Alaska above moose antler height and they will be insulated off but= supported by the trees. Ive just gained another painful acre so will h= ave wires up to 100m in length or so - I have silt sand and ground wate= r at around 12 feet in depth close in by a freshish water (ice at the moment= ) lake.

So - question what effect will the trees have decoupling LF signals in=20= this type of medium (?) Z array given the travelling wave aspect? Does=20= anyone else have experience against open space wires .v. in wooded areas?&nb= sp; On the TX side I see this without a lot of clearing as another lar= ge TX loop experience - just too many tall decoupling signal Birch for=20= verticals at the moment.

Laurence

Climb to the top of the charts!=A0Play the word scr= amble challenge with star power. Play now!<= /body> =3D --_c3a30447-6cf0-4bda-b509-e8fb15b7d461_--