Return-Path: Received: (qmail 6953 invoked from network); 13 Jan 2001 18:20:27 -0000 Received: from unknown (HELO murphys-inbound.servers.plus.net) (212.159.14.225) by excalibur.plus.net with SMTP; 13 Jan 2001 18:20:27 -0000 Received: (qmail 2588 invoked from network); 13 Jan 2001 18:14:56 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by murphys with SMTP; 13 Jan 2001 18:14:56 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #1) id 14HV76-0004S8-00 for rsgb_lf_group-outgoing@blacksheep.org; Sat, 13 Jan 2001 18:09:16 +0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from ins22.netins.net ([167.142.225.22] helo=smtp-out.netins.net) by post.thorcom.com with esmtp (Exim 3.16 #1) id 14HV74-0004S3-00 for rsgb_lf_group@blacksheep.org; Sat, 13 Jan 2001 18:09:15 +0000 Received: from netins.net (desm-26-51.dialup.netins.net [167.142.22.180]) by smtp-out.netins.net (8.9.3/8.9.3) with ESMTP id MAA09293 for ; Sat, 13 Jan 2001 12:09:03 -0600 (CST) X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: <3A6099BF.CB47A1A1@netins.net> Date: Sat, 13 Jan 2001 12:09:03 -0600 From: "Doc Gruis" Organization: http://www.gruis.org X-Mailer: Mozilla 4.75 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org Subject: Re: LF: ATU rebuild. References: <006501c07d80$d2a21f60$d33b9fd4@f9.net.uk> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: Did you use plastic pipe for the sprinkler system? Doc. Dave wrote: > > Dear all. > > Back on the air now and I have lined the ATU hut with metal, both aluminium > sheet and aluminium cooking foil! All this is bonded to earth. Everything is > much more docile with less corona from the top of the coil so I thought > maybe current was down. I measured it and current (measured on the antenna > feeder outside the box) is 10 per-cent better for the same input power. > I therefore recommend putting your loading coils in large earthed metal > boxes! It avoids losing power in nearby lossy structures and may contain a > melt-down better..... > > I should be joing in the fun again tonight. > > 73. Dave G3YXM.