Return-Path: Received: (qmail 2221 invoked from network); 3 Jan 2001 16:38:03 -0000 Received: from unknown (HELO murphys-inbound.servers.plus.net) (212.159.14.225) by 10.226.25.101 with SMTP; 3 Jan 2001 16:38:03 -0000 Received: (qmail 10391 invoked from network); 3 Jan 2001 16:41:19 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by murphys with SMTP; 3 Jan 2001 16:41:19 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #1) id 14Dqqi-0002eF-00 for rsgb_lf_group-outgoing@blacksheep.org; Wed, 03 Jan 2001 16:33:16 +0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from d06lmsgate-2.uk.ibm.com ([195.212.29.2]) by post.thorcom.com with esmtp (Exim 3.16 #1) id 14Dqqh-0002eA-00 for rsgb_lf_group@blacksheep.org; Wed, 03 Jan 2001 16:33:15 +0000 Received: from d06relay01.portsmouth.uk.ibm.com (d06relay01.portsmouth.uk.ibm.com [9.166.84.147]) by d06lmsgate-2.uk.ibm.com (1.0.0) with ESMTP id QAA170402 for ; Wed, 3 Jan 2001 16:18:31 GMT X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Received: from usa.net (ss5.bld.socks.ibm.com [9.14.4.70]) by d06relay01.portsmouth.uk.ibm.com (8.8.8m3/NCO v4.95) with ESMTP id QAA123204 for ; Wed, 3 Jan 2001 16:32:32 GMT Message-ID: <3A535405.2BF31631@usa.net> Date: Wed, 03 Jan 2001 17:32:05 +0100 From: "Alberto di Bene" Organization: Undisclosed X-Mailer: Mozilla 4.76 [en] (Win95; U) X-Accept-Language: en MIME-Version: 1.0 To: "LF Mailing List" Subject: LF: Gyrators 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: Has anybody experience with gyrators ? A friend pointed me at this page : http://www.aavso.org/committees/solar/gyrator.stm which contains the schematic of a VLF receiver where the inductances have been replaced by the negative impedance converter, i.e. the gyrator. 73, Alberto I2PHD