Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mk02.r1000.mx.aol.com (Internet Inbound) with ESMTP id C4100380000B4; Sat, 2 Mar 2013 13:02:01 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1UBqjr-0003qy-5T for rs_out_1@blacksheep.org; Sat, 02 Mar 2013 18:00:51 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1UBqjq-0003qp-M2 for rsgb_lf_group@blacksheep.org; Sat, 02 Mar 2013 18:00:50 +0000 Received: from blu0-omc1-s34.blu0.hotmail.com ([65.55.116.45]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1UBqjm-0002J4-3f for rsgb_lf_group@blacksheep.org; Sat, 02 Mar 2013 18:00:49 +0000 Received: from BLU002-W65 ([65.55.116.8]) by blu0-omc1-s34.blu0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Sat, 2 Mar 2013 10:00:24 -0800 X-EIP: [Ez2FG6pWXPgwObRof0kW88GhLq0iAPRg] X-Originating-Email: [hellozerohellozero@hotmail.com] Message-ID: From: Laurence KL1 X To: "rsgb_lf_group@blacksheep.org" Date: Sat, 2 Mar 2013 09:00:23 -0900 Importance: Normal MIME-Version: 1.0 X-OriginalArrivalTime: 02 Mar 2013 18:00:24.0298 (UTC) FILETIME=[D03FE4A0:01CE176F] X-Spam-Score: -0.7 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Decca 5501 mod - I think I recall that the late G3AQC, maybe others had a clever way of installing mods allowing it to be "switched" between 137 and 500 - if anyone has any details Id like to hear or see them - with thanks. [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [65.55.116.45 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (hellozerohellozero[at]hotmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 HTML_MESSAGE BODY: HTML included in message X-Scan-Signature: 7c7a1907d3a7d57b28660e5fb4c32107 Content-Type: multipart/alternative; boundary="_ddf1a854-1e27-49bb-a7e8-49efdb6889f9_" Subject: LF: Decca 5501 mod, conditions, noise mitigation, 8970 et al; 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,TO_ADDRESS_EQ_REAL 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: 3039ac1d618651323e99252c X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --_ddf1a854-1e27-49bb-a7e8-49efdb6889f9_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable =0A= =0A= =0A= Decca 5501 mod - I think I recall that the late G3AQC=2C maybe others had a clever way of i= nstalling mods allowing it to be "switched" between 137 and 500 - if anyon= e has any details Id like to hear or see them - with thanks. Conditions - Well - its been a very poor LF season up here to date - with only a couple = of Eu openings=2C obviously my stars havent been aligned=2C or moreover the= Coronal holes have been. At least the nights are getting shorter - HF conditions are very poor too at this time. Still its good X country s= kiing weather and the Aurora are pretty. VLF If anyone wants to spark up on 8970Hz again from Eu Im looking at slow QRSS= 's and shoving the results out on the web site. The s/n noise is now vastly improved down there too using the E field L400= B. QRM I spent yesterday after noon with our local power utility linesman tracking= down a noise source(s) pulsing away at 9Khz prf from 50kHz to 5MHz - trace= d one to a house about 0.4 miles from here=2C and I have a second one with = the same sort of signature which is proving more difficult to DF. I havent= approached the owners yet=2C but heck sitting outside the offenders house = on the road in the car with the SDRIQ and another L400B magmount the pulses= were stronger than local NDB and some MW broadcast signals and a huge amou= nt being re radiated from the underground power lines - so you can imagine = something fairly meaty shoving out this do doo=2C especially as I can hear = the same signatures (but maybe not the same source) on overhead HT power li= nes some 5 miles away - Im guessing home automation=2C but it might be a wa= yward lighting switch or blender :-) . If your interested theres a visual c= apture of the interference source covering the MF band at=20 http://kl7uk.com/Screen7.png=20 or on WSPR water fall http://kl7uk.com/MEA1.png Cheers Laurence KL 1 X WE2 XPQ =0A= = --_ddf1a854-1e27-49bb-a7e8-49efdb6889f9_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
=0A= =0A= =0A=
Decca 5501 mod -

I think I recall that the l= ate G3AQC=2C maybe others =3B had a clever way of installing mods allow= ing it to be "switched" =3B between 137 and 500 - if anyone has any det= ails Id like to hear or see them - with thanks.

Conditions -<= br>
Well - its been a very poor LF season up here to date - with only a = couple of Eu openings=2C obviously my stars havent been aligned=2C or moreo= ver the Coronal holes have been. =3B At least the nights are getting sh= orter

 =3B- HF conditions are very poor too at this time. Still = its good X country skiing weather and the Aurora are pretty.

VLF<= /b>

If anyone wants to spark up on 8970Hz again from Eu Im looking a= t slow QRSS's and shoving the results out on the web site.

 =3BT= he s/n noise is now vastly improved down there too using the E field L400B.=

QRM

I spent yesterday after noon with our local power= utility linesman tracking down a noise source(s) pulsing away at 9Khz prf = from 50kHz to 5MHz - traced one to a house about 0.4 miles from here=2C and= I have a second one with the same sort of signature which is proving more = difficult to DF. =3B I havent approached the owners yet=2C but heck sit= ting outside the offenders house on the road in the car with the SDRIQ and = another L400B magmount the pulses were stronger than local NDB and some MW = broadcast signals and a huge amount being re radiated from the underground = power lines - so you can imagine something fairly meaty shoving out this do= doo=2C especially as I can hear the same signatures (but maybe not the sam= e source) on overhead HT power lines some 5 miles away - Im guessing home a= utomation=2C but it might be a wayward lighting switch or blender :-) . If = your interested theres a visual capture of the interference source covering= the MF band at

http://kl7uk.com/Screen7.png
or on WSPR water fall  =3B http://kl7uk.com/MEA1.png

Cheers





Laurence KL 1 X =3B WE2 XPQ
=0A=
= --_ddf1a854-1e27-49bb-a7e8-49efdb6889f9_--