Return-Path: Received: from mtain-db01.r1000.mx.aol.com (mtain-db01.r1000.mx.aol.com [172.29.64.85]) by air-ma09.mail.aol.com (v127_r1.1) with ESMTP id MAILINMA091-b5344ba04227220; Tue, 16 Mar 2010 22:44:55 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-db01.r1000.mx.aol.com (Internet Inbound) with ESMTP id 0794B380000C3; Tue, 16 Mar 2010 22:44:53 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1NrjET-0002eW-P3 for rs_out_1@blacksheep.org; Wed, 17 Mar 2010 02:43:41 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1NrjET-0002eN-8e for rsgb_lf_group@blacksheep.org; Wed, 17 Mar 2010 02:43:41 +0000 Received: from blu0-omc1-s5.blu0.hotmail.com ([65.55.116.16]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1NrjER-0000Fk-KR for rsgb_lf_group@blacksheep.org; Wed, 17 Mar 2010 02:43:41 +0000 Received: from BLU146-W8 ([65.55.116.7]) by blu0-omc1-s5.blu0.hotmail.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 16 Mar 2010 19:43:32 -0700 Message-ID: X-Originating-IP: [72.24.197.34] From: Laurence KL1X To: Date: Tue, 16 Mar 2010 18:43:32 -0800 Importance: Normal In-Reply-To: <4BA03D43.8090806@gmx.com> References: <919606.19159.qm@web86505.mail.ird.yahoo.com>,<4BA03D43.8090806@gmx.com> MIME-Version: 1.0 X-OriginalArrivalTime: 17 Mar 2010 02:43:32.0663 (UTC) FILETIME=[A236CC70:01CAC57B] X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Content-Type: multipart/alternative; boundary="_61432899-66d4-4d42-9452-7f1bd7534e8f_" Subject: RE: LF: 8.97kHz antennas 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=FORGED_HOTMAIL_RCVD, 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: 3039ac1d40554ba0422570ac X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) --_61432899-66d4-4d42-9452-7f1bd7534e8f_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Im recalling when I was in Antarctica sometime in late 78 and visited (dr= opped in) Siple station who were conducting VLF experiments using a 21 (42= ) Kms dipole (2-5Khz and beyond) including triggering noise hiss and other= signal apparations - search Siple and VLF on Google and theres a lot of= there especially from Stamford.. =20 I seem to remember that they had Bridged Hafler 500W "audio" amplifiers ge= tting to that power level in the station for some of the experiments. Kind= of odd we are still using Hafler amps here at 137khz and beyond! =20 I remember flying into (buzzing) Siple for breakfast after being in the ai= r and deploying glaciologists on the Rutford Ice stream - and all the meta= l in the station and the breaksfast bar "hummed" at sub/ harmonics during= transmissions - I clearly remember the stepped frequency transmissions pr= obably at 2 or so KHz probably from the newly installed Jupiter 150Kw tran= smitter -=20 =20 All this talk of 8 Khz is making me teary eyed! =20 Laurence KL 1 X aka VP 8SB et al =20 > =20 _________________________________________________________________ Hotmail has tools for the New Busy. Search, chat and e-mail from your inbo= x. http://www.windowslive.com/campaign/thenewbusy?ocid=3DPID27925::T:WLMTAGL:= ON:WL:en-US:WM_HMP:032010_1=3D --_61432899-66d4-4d42-9452-7f1bd7534e8f_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Im recalling when I was in Antarctica sometime in late 78 and visite= d (dropped in) Siple station who were conducting VLF experiments usin= g a 21 (42) Kms dipole (2-5Khz and beyond) including triggering= noise hiss and other signal apparations - search Siple and VLF on Google= and theres a lot of there especially from Stamford..

I seem to remember that they had Bridged Hafler 500W "audio" amp= lifiers getting to that power level in the station for some of the ex= periments. Kind of odd we are still using Hafler amps here at 137khz and= beyond!

I remember flying into (buzzing) Siple for breakfast after being in= the air and deploying glaciologists on the Rutford Ice stream - and all= the metal in the station and the breaksfast bar "hummed" at&nbs= p;sub/ harmonics during transmissions - I clearly remember the= stepped frequency transmissions probably at 2 or so KHz probabl= y from the newly installed Jupiter 150Kw transmitter -

All this talk of 8 Khz is making me teary eyed!

Laurence KL 1 X aka VP 8SB et al

> =

Hotmail has tools for the New Busy. Search, chat and e-= mail from your inbox. Learn More. =3D --_61432899-66d4-4d42-9452-7f1bd7534e8f_--