Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mb03.r1000.mx.aol.com (Internet Inbound) with ESMTP id 1F231380000B1; Fri, 4 Nov 2011 14:23:34 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1RMOPR-0000kA-Kn for rs_out_1@blacksheep.org; Fri, 04 Nov 2011 18:22:33 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1RMOPR-0000k1-85 for rsgb_lf_group@blacksheep.org; Fri, 04 Nov 2011 18:22:33 +0000 Received: from mail-gy0-f171.google.com ([209.85.160.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1RMOPP-00057i-5A for rsgb_lf_group@blacksheep.org; Fri, 04 Nov 2011 18:22:33 +0000 Received: by gyg8 with SMTP id 8so3796270gyg.16 for ; Fri, 04 Nov 2011 11:22:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; bh=Mr35Zl2/myznRC2+dPHwG/jmQZ0CggT2Nh/XxCjBQR8=; b=UFEmVRj4W8ywhByPCAAawPggEP7OhqDjUmAoXiDlz9F4YpCmL+pK1ELwDKx9qp1TAt 3qzSz2C57WJzcnMjbjTDZWF5b7visLBorWHbz7J+JV89xZJYtUvzoLJnrBQ22YxkW5zX Yq7MG6rtJKV51GNr2HEkleIAobNGbfc8zwUSk= MIME-Version: 1.0 Received: by 10.236.156.5 with SMTP id l5mr22014702yhk.29.1320430944602; Fri, 04 Nov 2011 11:22:24 -0700 (PDT) Received: by 10.236.72.228 with HTTP; Fri, 4 Nov 2011 11:22:24 -0700 (PDT) Date: Fri, 4 Nov 2011 19:22:24 +0100 Message-ID: From: HB9ASB To: rsgb_lf_group@blacksheep.org X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: LF: How to calculate and build a variometer Content-Type: multipart/alternative; boundary=20cf30426d986749bf04b0ecc99a 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=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-SCORE: 0:2:489784800:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m251.1 ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1d60174eb42da674ec X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --20cf30426d986749bf04b0ecc99a Content-Type: text/plain; charset=ISO-8859-1 Hello all There is a nice article about how to calculate and build a variometer for 136 & 500kHz from my friend Iacopo Giangrandi HB9DUL: http://www.giangrandi.ch/electronics/shortanttuner/shortanttuner.shtml He is QRV on 136 kHz, only QRP for the moment, but he is working on a QRO station. 73 de Toni, HB9ASB --20cf30426d986749bf04b0ecc99a Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hello all
There is a nice article about how to calculate and build a var= iometer for 136 & 500kHz from my friend Iacopo Giangrandi HB9DUL:
http://www.giangrandi.ch/electronics/shortanttuner/shortanttuner.= shtml

He is QRV on 136 kHz, only QRP for the moment, but he is working on a Q= RO station.

73 de Toni, HB9ASB


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