X-GM-THRID: 1234956720254918319 X-Gmail-Labels: rsgb lf Delivered-To: daveyxm@gmail.com Received: by 10.35.22.5 with SMTP id z5cs339857pyi; Sat, 28 Apr 2007 00:48:26 -0700 (PDT) Received: by 10.67.95.3 with SMTP id x3mr3643773ugl.1177746506158; Sat, 28 Apr 2007 00:48:26 -0700 (PDT) Return-Path: Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mx.google.com with ESMTP id 13si1930060ugb.2007.04.28.00.48.22; Sat, 28 Apr 2007 00:48:26 -0700 (PDT) Received-SPF: neutral (google.com: 193.82.116.20 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1HhhcV-0002R0-UU for rs_out_1@blacksheep.org; Sat, 28 Apr 2007 08:45:27 +0100 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1HhhcV-0002Qr-5K for rsgb_lf_group@blacksheep.org; Sat, 28 Apr 2007 08:45:27 +0100 Received: from imo-m21.mx.aol.com ([64.12.137.2]) by relay3.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1HhhcU-0006Cs-AD for rsgb_lf_group@blacksheep.org; Sat, 28 Apr 2007 08:45:27 +0100 Received: from ColePe@aol.com by imo-m21.mx.aol.com (mail_out_v38_r9.2.) id l.bb9.166b1e96 (14501) for ; Sat, 28 Apr 2007 03:45:16 -0400 (EDT) From: ColePe@aol.com Message-ID: Date: Sat, 28 Apr 2007 03:45:16 EDT To: rsgb_lf_group@blacksheep.org MIME-Version: 1.0 X-Mailer: 9.0 SE for Windows sub 5022 X-Spam-Flag: NO X-Spam-Score: 0.6 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001,NO_REAL_NAME=0.55 Subject: LF: 500KHz NOV Content-Type: multipart/alternative; boundary="-----------------------------1177746316" 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_40_50, HTML_FONTCOLOR_UNKNOWN,HTML_MESSAGE,NO_REAL_NAME 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 Status: O X-Status: X-Keywords: X-UID: 2113 -------------------------------1177746316 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit >From G3JFS Hullo All, In my application for an NOV I indicated that erp would be assessed using the table published by Alan G3NYK and measuring the aerial current. I have received the following request from OFCOM: "Thank you for your recent application for a Special Research Permit to operate in the bands 501 -504kHz. Your application is currently being processed pending authorisation. Whilst this is in motion I would just like to request further information. i) Could you please provide a statement on how you propose to control your transmissions to within the maximum limit of <-10dBW ii) Also please provide a plan view of the aerial system along with complete details of wire lengths and heights. Also giving relationships to boundary fences, neighbouring buildings etc I appreciate that this was not an explicit requirement in the original application however we do still need this information." The site plan is no problem, just a hassle, though the RSGB guidelines indicated it was not necessary because of the distance between my aerial and boundaries/neighbours. To avoid more delay any suggestions as to how best to respond? Also as a matter of interest what sort of figures are current users getting in the way of efficiency, aerial current and transmitter power output to achieve 100mW erp? I shall be using a 120 ft end fed wire, 30 ft high on a steeply sloping site surrounded on three sides by very tall trees over very poor (RF) ground. 73 Peter G3JFS -------------------------------1177746316 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
From G3JFS
 
Hullo All,
 
In my application for an NOV I indicated that erp would be assessed usi= ng=20 the table published by Alan G3NYK and measuring the aerial current. I have=20 received the following request from OFCOM:
 

"Thank you for your recent=20 application for a Special Research Permit to operate in the bands 501 -504kH= z.=20 Your application is currently being processed pending=20 authorisation.

Whilst this is=20= in=20 motion I would just like to= request=20 further information.

  &nbs= p;    i)      &= nbsp;            = ;=20 Could you please= =20 provide a statement on how you propose to control your transmissions to with= in=20 the maximum limit of <-10dBW

ii)      &= nbsp;           =20 Also please prov= ide a=20 plan view of the aerial system along with complete details of wire lengths a= nd=20 heights. Also giving relationships to boundary fences, neighbouring building= s=20 etc

I appreciate tha= t this=20 was not an explicit requirement in the original application however we do st= ill=20 need this information."

The site plan is= no=20 problem, just a hassle, though the RSGB guidelines indicated it was not=20 necessary because of the distance between my aerial and=20 boundaries/neighbours.

To avoid more de= lay=20 any suggestions as to how best to respond?  Also as a matter of interes= t=20 what sort of figures are current users getting in the way of efficiency= ,=20 aerial current and transmitter power output to achieve 100mW erp?  I sh= all=20 be using a 120 ft end fed wire, 30 ft high on a steeply sloping site surroun= ded=20 on three sides by very tall trees over very poor (RF) ground.<= /P>

73 Peter=20 G3JFS

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