Return-Path: Received: from mtain-md01.r1000.mx.aol.com (mtain-md01.r1000.mx.aol.com [172.29.96.85]) by air-da05.mail.aol.com (v129.10) with ESMTP id MAILINDA051-85e74dcc149a151; Thu, 12 May 2011 13:10:50 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-md01.r1000.mx.aol.com (Internet Inbound) with ESMTP id 160CD380002C5 for ; Thu, 12 May 2011 13:10:49 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1QKYBJ-0006GG-6z for rs_out_1@blacksheep.org; Thu, 12 May 2011 16:52:05 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1QKYBI-0006G7-0K for rsgb_lf_group@blacksheep.org; Thu, 12 May 2011 16:52:04 +0100 Received: from out1.ip07ir2.opaltelecom.net ([62.24.128.243]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1QKYBF-00004r-KO for rsgb_lf_group@blacksheep.org; Thu, 12 May 2011 16:52:03 +0100 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AmUBAEIBzE1cHYBm/2dsb2JhbACJEo4uQI14d4hwvmqGFQSUQIol X-IronPort-AV: E=Sophos;i="4.64,358,1301871600"; d="scan'208";a="488856229" Received: from unknown (HELO xphd97xgq27nyf) ([92.29.128.102]) by out1.ip07ir2.opaltelecom.net with SMTP; 12 May 2011 16:51:54 +0100 Message-ID: <002b01cc10bc$825c60d0$0401a8c0@xphd97xgq27nyf> From: "mal hamilton" To: References: <813C3CC82B0B42E79ABEDB1D85DB7A66@lindavideo> <47F09432AD5E4D4ABE025E70AAEF2C7B@Hugh> <372574137DEA4FC7AB1470254179DBA9@lindavideo> Date: Thu, 12 May 2011 16:51:50 +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 V6.00.2600.0000 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: Re: Re: Siemens D2155 Level Meter 200Hz-620kHz Content-Type: text/plain; charset="ISO-8859-15" Content-Transfer-Encoding: 7bit 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=none 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-sid: 3039ac1d60554dcc14990809 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Roelof A good sensitive rx but not stable enough for vy slow qrs on 9 khz, but ok for the faster qrs speeds. I use one here for some jobs, like resonating LF antennas with a 'scope. de mal/g3kev ----- Original Message ----- From: "Roelof Bakker" To: Sent: Thursday, May 12, 2011 4:06 PM Subject: Re: LF: Re: Re: Siemens D2155 Level Meter 200Hz-620kHz > Hello Ken, > > I owned one for a while and it is a decent RX for chasing NDB's. > I doubt though if it is suitable for the ongoing experiments around 9 kHz, > due to lack of sufficient stability for very narrow bandwidth work. But I > may be wrong and this can be handled in software. > > 73, > Roelof, pa0rdt >