Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mg02.r1000.mx.aol.com (Internet Inbound) with ESMTP id D883D380000A2; Wed, 28 Mar 2012 09:33:42 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1SCsEK-00040J-Ni for rs_out_1@blacksheep.org; Wed, 28 Mar 2012 13:44:00 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1SCsEK-00040A-Bd for rsgb_lf_group@blacksheep.org; Wed, 28 Mar 2012 13:44:00 +0100 Received: from mail-we0-f171.google.com ([74.125.82.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1SCsEH-0004NO-T9 for rsgb_lf_group@blacksheep.org; Wed, 28 Mar 2012 13:44:00 +0100 Received: by werm1 with SMTP id m1so1114012wer.16 for ; Wed, 28 Mar 2012 05:43:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=zkcc32d7kU3ZWuafRp4n32m/aw2vE6GqzItI9Vt96lQ=; b=TtYHVtVD3zzpBEJC2DxQtVr8gW+3Zs2bRDj8TDRlf7vLSCPzCYOeVMUdc2fsGSxFw3 Yq9i0hnvuWemkZ9L3rTBZ/agYVapg+mo9zwJTEa8pM5Ef4O3no+sWVijY0dX6GebY9QY rB6zeGUN1ZiHbAbMWF68g6jXyQ/XcpmHChIrn3LcpJSSMYkY+IjTQuTU3zsj24hZslLV nQOMG1G/lkn12yQ4/RO6GPQbhmQfe94PQ3a/G3naaiIYP2OMfvB7Nb9m4Z12pKYOpaEo 73l33l5s2C+BDx5rPgGNd/Tj7WHan23mhVHzAeBLiRYh2TW1/pidXu0HIZkJJBkZuvpf EHQg== MIME-Version: 1.0 Received: by 10.216.134.155 with SMTP id s27mr19588667wei.80.1332938632023; Wed, 28 Mar 2012 05:43:52 -0700 (PDT) Received: by 10.180.101.65 with HTTP; Wed, 28 Mar 2012 05:43:52 -0700 (PDT) Date: Wed, 28 Mar 2012 13:43:52 +0100 Message-ID: From: Roger Lapthorn To: rsgb_lf_group@blacksheep.org, sub9khz@yahoogroups.com X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: LF: E-field probe performance Content-Type: multipart/alternative; boundary=001636d34cd2ab50b504bc4cf5ea X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.9 required=5.0 tests=HTML_30_40, HTML_FONTCOLOR_UNSAFE,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: 0:2:372666944:93952408 X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m243.1 ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1d60ca4f7313366ece X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --001636d34cd2ab50b504bc4cf5ea Content-Type: text/plain; charset=ISO-8859-1 Several of the VLF grabbers are now using Stefan DK7FC's E-field probe (Tel Aviv, Ipswich, Iceland etc). I'm wondering if anyone has done a straight comparison against the PA0RDT design and measured which is better in terms of sensitivity and dynamic range? 73s Roger G3XBM -- http://qss2.blogspot.com/ http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk https://sites.google.com/site/sub9khz/ --001636d34cd2ab50b504bc4cf5ea Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Several of the VLF grabbers are now using Stefan DK7FC's E-field probe = (Tel Aviv, Ipswich, Iceland etc).=A0 I'm wondering if anyone has done a= straight comparison against the PA0RDT design and measured which is better= in terms of sensitivity and dynamic range?

73s
Roger G3XBM

--
= http://qss2.blogspot.com/
http://g3xbm= -qrp.blogspot.com/
http://www.g3xbm.co.uk
https://sites.google.com/site/sub9khz/

--001636d34cd2ab50b504bc4cf5ea--