Return-Path: Received: from mtain-df04.r1000.mx.aol.com (mtain-df04.r1000.mx.aol.com [172.29.64.216]) by air-md09.mail.aol.com (v129.4) with ESMTP id MAILINMD092-8b954d768e6f28e; Tue, 08 Mar 2011 15:15:43 -0500 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-df04.r1000.mx.aol.com (Internet Inbound) with ESMTP id 8742C38000102; Tue, 8 Mar 2011 15:15:42 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Px3J2-0002Kd-9P for rs_out_1@blacksheep.org; Tue, 08 Mar 2011 20:14:56 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Px3J1-0002KU-Pk for rsgb_lf_group@blacksheep.org; Tue, 08 Mar 2011 20:14:55 +0000 Received: from smtp6.freeserve.com ([193.252.22.190]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Px3Iy-0001bm-SS for rsgb_lf_group@blacksheep.org; Tue, 08 Mar 2011 20:14:55 +0000 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3613.me.freeserve.com (SMTP Server) with ESMTP id 364B97000082 for ; Tue, 8 Mar 2011 21:14:47 +0100 (CET) Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3613.me.freeserve.com (SMTP Server) with ESMTP id 2AECC7000081 for ; Tue, 8 Mar 2011 21:14:47 +0100 (CET) Received: from AGB (unknown [91.110.84.213]) by mwinf3613.me.freeserve.com (SMTP Server) with SMTP id E024C7000082 for ; Tue, 8 Mar 2011 21:14:46 +0100 (CET) X-ME-UUID: 20110308201446918.E024C7000082@mwinf3613.me.freeserve.com Message-ID: <90E94A0F016841BF97C986A52752EB0C@AGB> From: "Graham" To: References: <749642B895394842B964AF7A4CD32F44@ns94d01ae4d850> <005901cbdd99$bfa46d30$0401a8c0@xphd97xgq27nyf> <007401cbdd9f$089a2750$0401a8c0@xphd97xgq27nyf> <008c01cbdda7$81e29c20$0401a8c0@xphd97xgq27nyf> <1299614352.2199.32.camel@gerhard-desktop> <00a601cbddcc$a735d120$0401a8c0@xphd97xgq27nyf> In-Reply-To: <00a601cbddcc$a735d120$0401a8c0@xphd97xgq27nyf> Date: Tue, 8 Mar 2011 20:14:46 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 X-Antivirus: avast! (VPS 110308-0, 08/03/2011), Outbound message X-Antivirus-Status: Clean X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: 8.970.025Khz Content-Type: text/plain; format=flowed; charset="utf-8"; reply-type=original Content-Transfer-Encoding: quoted-printable X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.1 required=5.0 tests=MISSING_OUTLOOK_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 x-aol-global-disposition: G x-aol-sid: 3039ac1d40d84d768e6e46e2 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Mal . You could try invisible ros -vlf , just need some one to send= it at=20 the other end , that even has a AFC , so no problem drifting= the=20 night away as the song say's https://sites.google.com/site/uk500khz/ros-vlf---exe G.. -------------------------------------------------- From: "mal hamilton" Sent: Tuesday, March 08, 2011 8:08 PM To: Subject: Re: LF: 8.970.025Khz > > Gerhard > In that case I will not bother with 9 kcs. I cannot wait all day or= all > month for a trace on a screen > g3kev > > ----- Original Message ----- > From: "Gerhard Hickl" > To: > Sent: Tuesday, March 08, 2011 7:59 PM > Subject: Re: LF: 8.970.025Khz > > >> Mal and group! >> >> "A couple of Hz"....is way too much off for seriously transmitting= on >> VLF at low speeds. And low speeds are mostly required to detect the >> signal. A drift of 100mHz is the minimum requirement for transmitti= ng on >> VLF, except you produce an outstanding strong signal at the site of >> reception. >> >> Generating the TX-frequency by SpecLab while locking at the same ti= me >> either to GPS (via 10kHz tone) or a stable VLF transmitter like DHO= 38 or >> GQD enables you to keep the drift within 1mHz or even lower. >> >> SO 954=C2=B5Hz/bin (for QRSS3000) or half of it for 6000 is a prope= r >> resolution for receiving VLF. >> >> 73 >> OE3GHB >> Gerhard >> >> >> >> >> >> >> >> >> >> Am Dienstag, den 08.03.2011, 15:43 +0000 schrieb mal hamilton: >> > Gary es Co >> > Apart from antennas etc anyone a couple of hz off frequency will= not >> > be seen, and like I said what I have seen so far are not that sta= ble >> > The aim surely on 9 kcs is to generate a reasonable erp that can= be >> > copied at say QRS 60 or faster. >> > g3kev >> > >> > ----- Original Message ----- >> > From: Gary - G4WGT >> > To: rsgb_lf_group@blacksheep.org >> > Sent: Tuesday, March 08, 2011 3:12 PM >> > Subject: Re: LF: 8.970.025Khz >> > >> > >> > Hi Mal, >> > >> > >> > I believe I would as well if I had the antenna's you have= but >> > they won't fit in my small garden. >> > >> > >> > Cheers, Gary - G4WGT. >> > >> > >> > >> > On 8 March 2011 14:42, mal hamilton >> > wrote: >> > That is why they see nothing except local signals= . I >> > copied OE5ODL and DK7FC in QRS3. >> > mal/vg3kev >> > >> > >> > ----- Original Message ----- >> > From: Gary - G4WGT >> > To: rsgb_lf_group@blacksheep.org >> > >> > Sent: Tuesday, March 08, 2011 2:22 PM >> > Subject: Re: LF: 8.970.025Khz >> > >> > >> > Hi Mal, >> > >> > >> > Most others are monitoring using half my >> > bandwidth ie.Width of one FFT-bin: 423 uH= z , >> > mine is 954 uHz. >> > >> > >> > Cheers, Gary - G4WGT. >> > >> > >> > On 8 March 2011 14:04, mal hamilton >> > wrote: >> > Gary >> > Except a signal is extremely stab= le >> > your bandwidth is too narrow. Mos= t I >> > have observed so far are not stab= le. >> > mal/g3kev >> > >> > ----- Original Message --= --- >> > From: Gary - G4WGT >> > To: >> > rsgb_lf_group@blacksheep.= org >> > >> > Sent: Tuesday, March 08,= 2011 >> > 12:07 PM >> > Subject: Re: LF: 8.970.02= 5Khz >> > >> > >> > Hi All, >> > >> > >> > 9kHz grabber back on, loo= p >> > beamed ESE (approx 110 de= g) >> > from IO83qo. M0BMU pre-am= p >> > with 7kHz to 10kHz filter= . >> > >> > >> > > http://dl.dropbox.com/u/15990181/9khz.jpg >> > >> > >> > 73, Gary - G4WGT. >> > >> > On 8 March 2011 09:27, he= nny >> > van elst >> > wrote: >> > Tu Roger, >> > >> > the tx is still= on >> > henny pa3cpm >> > 73's >> > ----- Ori= ginal >> > Message= ----- >> > From: Rog= er >> > Lapthorn >> > To: >> > > rsgb_lf_group@blacksheep.org >> > Sent: Tue= sday, >> > March 08,= 2011 >> > 9:35 AM >> > Subject:= Re: >> > LF: >> > 8.970.025= Khz >> > >> > >> > >> > Henny >> > >> > >> > Monitorin= g >> > overnight= in >> > 423uHz BW >> > resulted= in no >> > copy of= your >> > signal I= am >> > afraid. >> > >> > >> > 73s >> > Roger G3X= BM >> > >> > Via my 2.= 4GHz >> > handheld= (iPod >> > Touch 4g) >> > >> > On 7 Mar= 2011, >> > at 21:47, >> > "henny va= n >> > elst" >> > > wrote: >> > >> > >> > >> > > Hi LF, >> > > The tx= is >> > > on, >> > > >> > > > freq.8.970.025Khz >> > > antenne >> > > curent >> > > 200mA, >> > > Henny= pa3cpm >> > > 73's >> > >> > _________= _____ >> > Geen viru= s >> > gevonden= in >> > dit beric= ht. >> > Gecontrol= eerd >> > door AVG= - >> > www.avg.c= om >> > Versie: >> > 10.0.1204= / >> > Virusdata= base: >> > 1497/3489= - >> > datum van >> > uitgifte: >> > 03/07/11 >> > >> > >> > >> > >> > >> > >> > >> > >> >> >> > > >=20