Return-Path: Sender: (Marvin Kaye) To: lml@lancaironline.net Date: Fri, 18 Jun 2004 17:46:02 -0400 Message-ID: X-Original-Return-Path: Received: from [66.75.162.135] (HELO ms-smtp-03-eri0.socal.rr.com) by logan.com (CommuniGate Pro SMTP 4.2b5) with ESMTP id 167721 for lml@lancaironline.net; Fri, 18 Jun 2004 12:54:27 -0400 Received: from WALTERXP (cpe-24-161-205-142.bak.rr.com [24.161.205.142]) by ms-smtp-03-eri0.socal.rr.com (8.12.10/8.12.7) with SMTP id i5IGrsOE010702 for ; Fri, 18 Jun 2004 09:53:55 -0700 (PDT) X-Original-Message-ID: <002f01c45554$d6d78980$0100a8c0@WALTERXP> From: "Walter and Margo Dodson" X-Original-To: "Lancair Mailing List" Subject: ELT ground plane X-Original-Date: Fri, 18 Jun 2004 09:53:53 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_002C_01C4551A.2A35DC20" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_002C_01C4551A.2A35DC20 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Jim Weir of RST Engineering says in the RST-802 Antenna Reference Text = on page #13, the groung plane should be a piece of metal (thickness not = important) cut so one of the principal dimensions is 5 1/2" with a 3/8" = hole in the center to mount the antenna rod and connector. A circle = that size is great as it is symmetric around the center antenna rod. The antenna should be mounted so the rod is verticle to the earth's = surface. The tip of the rod should point down. Small holes may be = drilled to attach the ground plane/antenna to the aircraft structure. =20 I suggest you buy the RST-802 text from RST. Phone: 530.272-2203 in = Grass Valley, CA or e-mail: tech@rst-engr.com. Web site is = http://www.rst.engr.com. I found the pamphlet absolutely vital when building my IV-P. Walter Dodson ------=_NextPart_000_002C_01C4551A.2A35DC20 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Jim Weir of RST  Engineering = says in the=20 RST-802 Antenna Reference Text on page #13, the groung plane should be a = piece=20 of metal (thickness not important) cut so one of the principal = dimensions is 5=20 1/2" with a 3/8" hole in the center to mount the antenna rod and=20 connector.  A circle that size is great as it is symmetric around=20 the center antenna rod.
The antenna should be mounted so the = rod is=20 verticle to the earth's surface.  The tip of the rod should point=20 down.  Small holes may be drilled to attach the ground = plane/antenna to the=20 aircraft structure. 
I suggest you buy the RST-802 text from = RST. =20 Phone: 530.272-2203 in Grass Valley, CA or e-mail: = tech@rst-engr.com.  Web=20 site is http://www.rst.engr.com.
I found the pamphlet absolutely vital = when building=20 my IV-P.
Walter = Dodson 
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