Return-Path: Received: (qmail 16199 invoked from network); 12 Nov 2002 15:33:29 -0000 Received: from warrior.services.quay.plus.net (212.159.14.227) by mailstore with SMTP; 12 Nov 2002 15:33:29 -0000 Received: (qmail 28260 invoked from network); 12 Nov 2002 15:32:57 -0000 Received: from post.thorcom.com (193.82.116.70) by warrior.services.quay.plus.net with SMTP; 12 Nov 2002 15:32:57 -0000 X-SQ: A Received: from majordom by post.thorcom.com with local (Exim 4.10) id 18Bd1Q-0001Fg-00 for rsgb_lf_group-outgoing@blacksheep.org; Tue, 12 Nov 2002 15:32:12 +0000 Received: from [130.244.199.132] (helo=fep04-svc.swip.net) by post.thorcom.com with esmtp (Exim 4.10) id 18Bd1Q-0001FX-00 for rsgb_lf_group@blacksheep.org; Tue, 12 Nov 2002 15:32:12 +0000 Received: from oemcomputer ([213.101.37.9]) by fep04-svc.swip.net with SMTP id <20021112153210.KOHL19257.fep04-svc.swip.net@oemcomputer> for ; Tue, 12 Nov 2002 16:32:10 +0100 Message-ID: <005101c28a60$cc9b0480$672665d5@oemcomputer> From: "Johan Bodin" To: rsgb_lf_group@blacksheep.org References: <2D280BB697C7EE4C979C5C89925418EF368F80@TNS-FBU-2E-003.corp.telenor.no> Date: Tue, 12 Nov 2002 16:30:21 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Subject: LF: Re: RX Frame Aerial for 136kc/s - still experimenting..... Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, hits=-1.9 required=5.0tests=EMAIL_ATTRIBUTION,QUOTED_EMAIL_TEXT,REFERENCES, SPAM_PHRASE_00_01,USER_AGENT_OEversion=2.42 Sender: Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group LA8AK wrote: > Not sure if it is still a point to ground the center of the tuned loop. There is no hi-z amplifier on the tuned loop that can suffer from common mode hum but you still need a low impedance DC path to GND for the varicap bias, otherwise the ever-present 50Hz hum would wobble the tuning with disastrous results. 73 Johan SM6LKM