Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: : mailn 1480; Body=3 Fuz1=3 Fuz2=3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id v74Lx3Bl011679 for ; Fri, 4 Aug 2017 23:59:05 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1ddkXS-0000EX-ME for rs_out_1@blacksheep.org; Fri, 04 Aug 2017 22:53:46 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1ddkX0-0000EO-GA for rsgb_lf_group@blacksheep.org; Fri, 04 Aug 2017 22:53:18 +0100 Received: from lethe.lipkowski.org ([178.32.151.135] helo=lipkowski.org) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1ddkWu-0005I1-Lt for rsgb_lf_group@blacksheep.org; Fri, 04 Aug 2017 22:53:14 +0100 Received: from mailn.lipkowski.org (localhost [127.0.0.1]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id v74Lr7S8011665 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 4 Aug 2017 23:53:08 +0200 Received: from localhost (sq5bpf@localhost) by mailn.lipkowski.org (8.14.4/8.14.4/Submit) with ESMTP id v74Lr6EV011661 for ; Fri, 4 Aug 2017 23:53:07 +0200 X-Authentication-Warning: mailn.lipkowski.org: sq5bpf owned process doing -bs Date: Fri, 4 Aug 2017 23:53:06 +0200 (CEST) From: Jacek Lipkowski To: rsgb_lf_group@blacksheep.org In-Reply-To: <0883B95D3F4D417F975C59A900E1A838@gnat> Message-ID: References: <0883B95D3F4D417F975C59A900E1A838@gnat> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.75 X-Scanned-By: MIMEDefang 2.75 on 10.1.3.10 X-Scan-Signature: 87966b345956c8ef3389b993f6a18f4e Subject: Re: LF: RE:G4HUP aerial current meter Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed 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 Status: O X-Status: X-Keywords: X-UID: 12325 On Fri, 4 Aug 2017, Alan Melia wrote: > It has just occured to me that the 1A range may not be high enough for some > of the LF QRO merchants. for qro you can buy cheap ex-warsaw pact "antenna equivalent". these are boxes which have an rf thermocouple ammeter (3A or 10A), and RC in series (usually 10ohm and 68pF, which simulates a 4m rod antenna). these were used for silent tuning of transmitters. description here: https://klubnl.pl/wpr/en/index.php/2017/08/04/ekwiwalent-anteny-4m/ they do appear from time to time, i got mine for 50zl (abt 12 euro) VY 73 Jacek / SQ5BPF