Return-Path: Received: from mtain-me05.r1000.mx.aol.com (mtain-me05.r1000.mx.aol.com [172.29.96.141]) by air-mc07.mail.aol.com (v129.4) with ESMTP id MAILINMC073-a97d4d5fefa3247; Sat, 19 Feb 2011 11:28:19 -0500 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-me05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 2D984380002DA; Sat, 19 Feb 2011 11:28:17 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PqpeW-0005KW-1E for rs_out_1@blacksheep.org; Sat, 19 Feb 2011 16:27:24 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PqpeV-0005KN-FG for rsgb_lf_group@blacksheep.org; Sat, 19 Feb 2011 16:27:23 +0000 Received: from blu0-omc1-s17.blu0.hotmail.com ([65.55.116.28]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PqpeU-0003kF-Je for rsgb_lf_group@blacksheep.org; Sat, 19 Feb 2011 16:27:23 +0000 Received: from BLU146-W35 ([65.55.116.9]) by blu0-omc1-s17.blu0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Sat, 19 Feb 2011 08:27:15 -0800 Message-ID: X-Originating-IP: [216.137.224.88] From: Laurence KL7UK To: Date: Sat, 19 Feb 2011 07:27:15 -0900 Importance: Normal In-Reply-To: References: <007501cbd04d$2690bcb0$0401a8c0@xphd97xgq27nyf>, MIME-Version: 1.0 X-OriginalArrivalTime: 19 Feb 2011 16:27:15.0813 (UTC) FILETIME=[DEBE4150:01CBD051] X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Content-Type: multipart/alternative; boundary="_dfa6e378-006e-42f0-836e-d2280506c76d_" Subject: RE: LF: Antennas es power X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.8 required=5.0 tests=FORGED_HOTMAIL_RCVD,HTML_30_40, HTML_MESSAGE autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G x-aol-sid: 3039ac1d608d4d5fefa1643f X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) --_dfa6e378-006e-42f0-836e-d2280506c76d_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable =20 "proper elevated antenna is wasted time except one is content with a few= kilometres coverage, and..."=20 Mal - try telling that to the Russian, US, Chinese Mi$#tary and Antarctic= VLF research stations that - they appear to have other effective solution= s to radiate VLF or lower globally and are certainly not elevated in some= forms :-) =20 Ill still be very interested in my request for your wideband VLF plots Mal= - even if its just over a couple of hours from 1Khz to 24KHz say - more= if you have it. I just dont know how your view of VLF is in NE England,= near that beautiful county of Lancashire. =20 Cheers Laurence KL7 UK aka G4DMA et al =20 From: john.rabson@numeo.fr Date: Sat, 19 Feb 2011 17:10:58 +0100 To: rsgb_lf_group@blacksheep.org Subject: Re: LF: Antennas es power On 19 Feb 2011, at 16:53CET, mal hamilton wrote: On VLF es LF especially, using anything but a proper elevated antenna is= wasted time except one is content with a few kilometres coverage, and=20 earth probe inductive/conduction devices are only good for Cave Divers.Wro= ng. They are used by cavers generally, not just divers, and divers usuall= y only use radio when they come up for air. John F5VLF =3D --_dfa6e378-006e-42f0-836e-d2280506c76d_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable  
"proper elevated antenna is wasted time except one is= content with a few kilometres coverage, and..."

Mal - try telling that to the Russian, US, Chinese Mi$#tary=  and Antarctic VLF research stations that - they appear to have&= nbsp;other effective solutions to radiate VLF or lower  globally = ;and are certainly not elevated in some forms :-)
 
Ill still be very interested in my request for your wideband VLF plots Mal= - even if its just over a couple of hours from 1Khz to 24KHz say -= more if you have it. I just dont know how your view of VLF is in NE= England, near that beautiful county of Lancashire.
 
Cheers Laurence
KL7 UK aka G4DMA et al
 
From: john.rabson@numeo.fr
Date: Sat, 19 Feb 2011 17:10:58 +0100
To:= rsgb_lf_group@blacksheep.org
Subject: Re: LF: Antennas es power
On 19 Feb 2011, at 16:53CET, mal hamilton wrote:

On VLF= es LF especially,  using anything but a proper elevated antenna is= wasted time except one is content with a few kilometres coverage, and

earth= probe inductive/conduction devices are only good for Cave Divers.
Wrong.  They are used by cavers= generally, not just divers, and divers usually only use radio when they= come up for air.

John F5VLF

=3D --_dfa6e378-006e-42f0-836e-d2280506c76d_--