Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-ma02.r1000.mx.aol.com (Internet Inbound) with ESMTP id 86066380000DA; Sat, 2 Mar 2013 13:22:10 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1UBr3X-00041L-J7 for rs_out_1@blacksheep.org; Sat, 02 Mar 2013 18:21:11 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1UBr3W-000414-VT for rsgb_lf_group@blacksheep.org; Sat, 02 Mar 2013 18:21:10 +0000 Received: from mail-oa0-f51.google.com ([209.85.219.51]) by relay1.thorcom.net with esmtps (TLSv1:RC4-SHA:128) (Exim 4.77) (envelope-from ) id 1UBr3T-0002OT-Ny for rsgb_lf_group@blacksheep.org; Sat, 02 Mar 2013 18:21:09 +0000 Received: by mail-oa0-f51.google.com with SMTP id h2so7322657oag.38 for ; Sat, 02 Mar 2013 10:20:45 -0800 (PST) X-DKIM-Result: Domain=gmail.com Result=Good and Known Domain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:content-type; bh=X4XN4SAOILLX6kdHFLJJcLdC43LWnWpKhz1epWWs+fA=; b=e63SwcAcq7E3ocrR6ZZSr+y2UHCBh6V42hoWwdQoEgorgo7Z2MRTnkHsptQR8fgjB+ 0TgAhXOxpYUKBuXKA3JTdpJsaNAaITscDw534JuCqkiQh0TlTkzreX+TPxdEYs5KTrlJ zoFGgCezWf35KI7d37p8XJR1B2kojZs3/OVIRJSWdcIdbwQDxBvxIpkkK98yvZtoiRY1 B5ctJ/zxe21Eyf+KONkTlyWbgQ9PuYix5Qg5fWSrnSPmkZiKw+F/IOfYuahga5YtmHqs ryY/MmwmIp1RrkuTBEfaxQUT19r/CzeZ2tR6n+gJ/oP80/bsjHaP1a0Vr7OdqPSPsHFJ sGCw== MIME-Version: 1.0 X-Received: by 10.60.32.161 with SMTP id k1mr12328232oei.21.1362248445847; Sat, 02 Mar 2013 10:20:45 -0800 (PST) Received: by 10.60.165.39 with HTTP; Sat, 2 Mar 2013 10:20:45 -0800 (PST) Received: by 10.60.165.39 with HTTP; Sat, 2 Mar 2013 10:20:45 -0800 (PST) In-Reply-To: References: Date: Sat, 2 Mar 2013 13:20:45 -0500 Message-ID: From: Warren Ziegler To: rsgb_lf_group@blacksheep.org 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: The external tank was for 500, I shouldn't try sending this on my phone! 73 K2ORS On Mar 2, 2013 1:18 PM, "Warren Ziegler" wrote: > Hi Laurence, > Very interesting on all points! > Mal G3KEV took a Decca PA module out and used it with external tank > circuits - no mods to the Decca. Plug the amp module back into the Decca > chassis and Bob's your uncle your back on 137. > I will send you the info if Mal doesn't beat me to it! > 73 K2ORS > > 73 K2ORS > On Mar 2, 2013 1:03 PM, "Laurence KL1 X" > wrote: > >> *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. >> * >> Conditions *- >> >> Well - its been a very poor LF season up here to date - with only a >> couple of Eu openings, obviously my stars havent been aligned, 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 >> skiing 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 >> 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, 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, 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 amount being re radiated from the underground power lines - so you can >> imagine something fairly meaty shoving out this do doo, especially as I can >> hear the same signatures (but maybe not the same source) on overhead HT >> power lines [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.219.51 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (wd2xgj[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: d0d76c369792b807e0925732d18ad9b1 Subject: Re: LF: Decca 5501 mod, conditions, noise mitigation, 8970 et al; Content-Type: multipart/alternative; boundary=e89a8fb1f848b5eed104d6f52e47 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=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-SCOLL-AUTHENTICATION: mtain-ma02.r1000.mx.aol.com ; domain : gmail.com DKIM : pass x-aol-sid: 3039ac1d600a513243512a7b X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --e89a8fb1f848b5eed104d6f52e47 Content-Type: text/plain; charset=ISO-8859-1 The external tank was for 500, I shouldn't try sending this on my phone! 73 K2ORS On Mar 2, 2013 1:18 PM, "Warren Ziegler" wrote: > Hi Laurence, > Very interesting on all points! > Mal G3KEV took a Decca PA module out and used it with external tank > circuits - no mods to the Decca. Plug the amp module back into the Decca > chassis and Bob's your uncle your back on 137. > I will send you the info if Mal doesn't beat me to it! > 73 K2ORS > > 73 K2ORS > On Mar 2, 2013 1:03 PM, "Laurence KL1 X" > wrote: > >> *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. >> * >> Conditions *- >> >> Well - its been a very poor LF season up here to date - with only a >> couple of Eu openings, obviously my stars havent been aligned, 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 >> skiing 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 >> 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, 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, 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 amount being re radiated from the underground power lines - so you can >> imagine something fairly meaty shoving out this do doo, especially as I can >> hear the same signatures (but maybe not the same source) on overhead HT >> power lines some 5 miles away - Im guessing home automation, 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 http://kl7uk.com/MEA1.png >> >> >> Cheers >> >> >> >> >> >> Laurence KL 1 X WE2 XPQ >> > --e89a8fb1f848b5eed104d6f52e47 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable

The external tank was for 500, I shouldn't try sending this on my ph= one!

73 K2ORS

On Mar 2, 2013 1:18 PM, "Warren Ziegler&quo= t; <wd2xgj@gmail.com> wrote:<= br type=3D"attribution">

Hi Laurence,
Very interesting on all points!
Mal G3KEV took a Decca PA module out and used it with external tank circuit= s - no mods to the Decca. Plug the amp module back into the Decca chassis a= nd Bob's your uncle your back on 137.
I will send you the info if Mal doesn't beat me to it!
73 K2ORS

73 K2ORS

On Mar 2, 2013 1:03 PM, "Laurence KL1 X&quo= t; <= hellozerohellozero@hotmail.com> wrote:
Decca 5501 mod -

I think I recall that the l= ate G3AQC, maybe others=A0 had a clever way of installing mods allowing it = to be "switched"=A0 between 137 and 500 - if anyone has any detai= ls Id like to hear or see them - with thanks.

Conditions -

Well - its been a very poor LF season up her= e to date - with only a couple of Eu openings, obviously my stars havent be= en aligned, or moreover the Coronal holes have been.=A0 At least the nights= are getting shorter

=A0- HF conditions are very poor too at this time. Still its good X cou= ntry skiing weather and the Aurora are pretty.

VLF

If = anyone wants to spark up on 8970Hz again from Eu Im looking at slow QRSS= 9;s and shoving the results out on the web site.

=A0The s/n noise is now vastly improved down there too using the E fiel= d L400B.

QRM

I spent yesterday after noon with our loc= al power utility linesman tracking down a noise source(s) pulsing away at 9= Khz prf from 50kHz to 5MHz - traced one to a house about 0.4 miles from her= e, and I have a second one with the same sort of signature which is proving= more difficult to DF.=A0 I havent approached the owners yet, but heck sitt= ing outside the offenders house on the road in the car with the SDRIQ and a= nother L400B magmount the pulses were stronger than local NDB and some MW b= roadcast signals and a huge amount being re radiated from the underground p= ower lines - so you can imagine something fairly meaty shoving out this do = doo, especially as I can hear the same signatures (but maybe not the same s= ource) on overhead HT power lines some 5 miles away - Im guessing home auto= mation, 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 =A0 http://kl7uk.com/MEA1.png

Cheers





Laurence KL 1 X=A0 WE2 XPQ
--e89a8fb1f848b5eed104d6f52e47--