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[195.171.43.25]) by mx.google.com with ESMTP id fo2si3481763wic.4.2014.01.05.02.14.33 for ; Sun, 05 Jan 2014 02:14:34 -0800 (PST) Received-SPF: neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) client-ip=195.171.43.25; Authentication-Results: mx.google.com; spf=neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) smtp.mail=owner-rsgb_lf_group@blacksheep.org Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Vzkcy-00071r-16 for rs_out_1@blacksheep.org; Sun, 05 Jan 2014 10:08:16 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Vzkcx-00071i-Aa for rsgb_lf_group@blacksheep.org; Sun, 05 Jan 2014 10:08:15 +0000 Received: from vsmtp4.tin.it ([212.216.176.224]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1Vzkcu-0002fi-BQ for rsgb_lf_group@blacksheep.org; Sun, 05 Jan 2014 10:08:14 +0000 Received: from marco09cqcdi12 (87.0.27.68) by vsmtp4.tin.it (8.6.060.28) id 52696FEF08E6D1E2 for rsgb_lf_group@blacksheep.org; Sun, 5 Jan 2014 11:08:11 +0100 Message-ID: <001301cf09fe$09ec0680$0201a8c0@marco09cqcdi12> From: "Marco Cadeddu" To: References: <663eb40bd8f241bfab2b8b4f4459c496@kabelmail.de> <000d01cf0994$2e9cee00$0201a8c0@marco09cqcdi12> <001801cf0995$ce9ce6c0$0201a8c0@marco09cqcdi12> <0FF911A681304E77A3AF3EBCD2A390C1@riccardo> Date: Sun, 5 Jan 2014 10:08:09 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Spam-Score: -0.1 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. 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Content preview: Dear Richard, I'm not running a grabber... anyway if you wish can upload some captures; I browsed the link you gave but unfortunately was not able to find an upload area or an upload link.. 73, Marco IK1HSS ----- Original Message ----- From: Aeritel_com To: Sunday, January 05, 2014 9:43 AM Subject: Re: RE: LF: 8270Hz [...] Content analysis details: (-0.1 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [212.216.176.224 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (marcocadeddu[at]tin.it) -0.1 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 HTML_MESSAGE BODY: HTML included in message X-Scan-Signature: aefd9a2840b8183a225e05cdb844feaf Subject: Re: RE: LF: 8270Hz Content-Type: multipart/alternative; boundary="----=_NextPart_000_0010_01CF09FE.0955E100" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.8 required=5.0 tests=HTML_30_40,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 This is a multi-part message in MIME format. ------=_NextPart_000_0010_01CF09FE.0955E100 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Dear Richard, I'm not running a grabber... anyway if you wish can upload some = captures; I browsed the link you gave but unfortunately was not able to = find an upload area or an upload link.. 73, Marco IK1HSS=20 ----- Original Message -----=20 From: Aeritel_com=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Sunday, January 05, 2014 9:43 AM Subject: Re: RE: LF: 8270Hz Dear Mark, you have a grabber? If you can post some waterfall @ 8270 about the = TEST. Our grabber @ 8970 > http://www.aeritel.com/vlf/index.html '73 de Richard - IK7FMO - JN80OX ----- Original Message -----=20 From: Marco Cadeddu=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, January 04, 2014 10:42 PM Subject: Re: RE: LF: 8270Hz ehmm sorry forgot the capture.. ----- Original Message -----=20 From: Marco Cadeddu=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, January 04, 2014 9:30 PM Subject: Re: RE: LF: 8270Hz Hello Uwe! just for fun ... I don't think it is your signal... but better ask = ;-) have a look to the signal started at 1955UTC and stopped (at least = here) around 2025 UTC Marco IK1HSS ----- Original Message -----=20 From: uwe-jannsen@kabelmail.de=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, January 04, 2014 2:21 PM Subject: Re: RE: LF: 8270Hz Hi Paul, Lubos, Peter, Markus es all, tks Paul for the comparison and the grabber - my main indicator = for FS and QRG. today I put one briquet more on it, means 500Wrms to abt 600Wrms = output. Im switching to Op-4H now at 1420UTC. GL Uwe/dj8wx ------------------------------------------------------------------------ Von: rsgb_lf_group@blacksheep.org Gesendet: 04.01.2014 13:20 An: rsgb_lf_group@blacksheep.org Betreff: RE: LF: 8270Hz ------------------------------------------------------------------------ Hello Uwe, Peter, all!=20 Well ... It is clear now ... :-)=20 OK, I hope to see your signal again. 73! Lubos, OK2BVG ------------------------------------------------------------------------ Date: Sat, 4 Jan 2014 12:36:57 +0100 From: uwe-jannsen@kabelmail.de To: rsgb_lf_group@blacksheep.org Subject: Re: RE: LF: 8270Hz Hi Lubos es all, nice you shifted your grabber. yesterday at 1618UTC I switched the TX off and now at 1227UTC = the carrier is on the air agn. will Paul Nichelson shift his grabber too? OK. Peter, some hours later Ill switch to Op.4H. GL Uwe/dj8wx ------------------------------------------------------------------------ Von: rsgb_lf_group@blacksheep.org Gesendet: 04.01.2014 10:11 An: rsgb_lf_group@blacksheep.org Betreff: RE: LF: 8270Hz ------------------------------------------------------------------------ Hello Uwe!=20 I saw your signal on 8270Hz yesterday afternoon. Are you = transmitting now, please? There is a visible signal on 8269.93 on = PA1SDB=B4s grabber, but it is out of my grabber window (8270 +/- 50mH). = Is it your signal or some QRM? 73! Lubos, OK2BVG ------------------------------------------------------------------------ Date: Fri, 3 Jan 2014 14:30:43 +0100 From: uwe-jannsen@kabelmail.de To: rsgb_lf_group@blacksheep.org Subject: LF: 8270Hz OK.. OK. dreamers, the TX is on the air since 1309UTC.=20 QRG: 8270.000Hz. WX: continuous rain but not so strong. when ever the order comes, I can switch to Op-4H. GL Uwe/dj8wx ------------------------------------------------------------------------ Von: rsgb_lf_group@blacksheep.org Gesendet: 03.01.2014 13:21 An: rsgb_lf_group@blacksheep.org Kopie: paul@abelian.netcom.co.uk Betreff: Fw: VLF: 8.275 kHz ------------------------------------------------------------------------ Paul Nicholson put forth the important argument that we'd better = stay away from 8280 because it's a multiple of 60 Hz. Mains harmonics = tend to drift a bit with the line frequeny so further away is better.=20 Thus I retract my preposition, and suggest instead to stay with = the original 8270 Hz. Uwe, go ahead! Best 73, Markus PS Direct harmonics from 16.67 Hz are relatively weak here, even = though the railway is only 400 m away. It looks more like carriers from = switchmode power conversion units (eg near 8 kHz), accompanied by the = telltale 33 Hz spaced sidebands. Unfortunately these frequencies are not = easily predictable.=20 From: Paul=20 Sent: Friday, January 03, 2014 12:56 PM To: Markus Vester=20 Subject: Re: VLF: 8.275 kHz 8970 is well placed with respect to harmonics of both 50 and 60Hz. 8270/8275 not so good in a 60Hz region. 8124 to 8126 would be a good range, considering harmonics of 16.67Hz, 50Hz, and 60Hz. Let me know what is decided, I will switch my spectrogram over to the new band. -- Paul Nicholson -- ------=_NextPart_000_0010_01CF09FE.0955E100 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable
Dear Richard,
 
I'm not running a grabber... anyway if = you wish can=20 upload some captures; I browsed the link you gave but unfortunately was = not able=20 to find an upload area or an upload link..
 
73, Marco IK1HSS
----- Original Message -----
From:=20 Aeritel_com=20
Sent: Sunday, January 05, 2014 = 9:43=20 AM
Subject: Re: RE: LF: = 8270Hz

Dear=20 Mark,

you have a = grabber? If = you can post some waterfall @ 8270 about the TEST.
Our = grabber @ 8970=20 > http://www.aeritel.com/vlf= /index.html
 
'73 de Richard - IK7FMO = -=20 JN80OX
----- Original Message -----
From:=20 Marco=20 Cadeddu
To: rsgb_lf_group@blacksheep.org= =20
Sent: Saturday, January 04, = 2014 10:42=20 PM
Subject: Re: RE: LF: = 8270Hz

ehmm sorry forgot the = capture..
----- Original Message ----- =
From:=20 Marco=20 Cadeddu
To: rsgb_lf_group@blacksheep.org= =20
Sent: Saturday, January 04, = 2014 9:30=20 PM
Subject: Re: RE: LF: = 8270Hz

Hello Uwe!
 
just for fun ... I don't think it = is your=20 signal... but better ask ;-)
have a look to the signal started = at 1955UTC=20 and stopped (at least here) around 2025 UTC
 
Marco IK1HSS
----- Original Message ----- =
From:=20 uwe-jannsen@kabelmail.de=20
To: rsgb_lf_group@blacksheep.org= =20
Sent: Saturday, January = 04, 2014=20 2:21 PM
Subject: Re: RE: LF: = 8270Hz

Hi=20 Paul, Lubos, Peter, Markus es all,
tks Paul for the = comparison and=20 the grabber - my main indicator for FS and QRG.
today I put = one=20 briquet more on it, means 500Wrms to abt 600Wrms = output.

Im=20 switching to Op-4H now at = 1420UTC.

GL
Uwe/dj8wx


Von: rsgb_lf_group@blacksheep.org=
Gesendet:=20 04.01.2014 13:20
An: rsgb_lf_group@blacksheep.org=
Betreff:=20 RE: LF: 8270Hz

Hello Uwe, Peter, all!=20
Well ... It is clear now ... :-) 
OK, I hope to see your signal again.

73!

Lubos, OK2BVG

Date: Sat, 4 Jan 2014 12:36:57 +0100
From:=20 uwe-jannsen@kabelmail.de
To: = rsgb_lf_group@blacksheep.org
Subject:=20 Re: RE: LF: 8270Hz

Hi=20 Lubos es all,
nice you shifted your grabber.
yesterday at = 1618UTC=20 I switched the TX off and now at 1227UTC the carrier is on the = air=20 agn.

will Paul Nichelson shift his grabber = too?

OK. Peter,=20 some hours later Ill switch to Op.4H.
GL
Uwe/dj8wx
Von: rsgb_lf_group@blacksheep.org
Gesendet: 04.01.2014 = 10:11
An:=20 rsgb_lf_group@blacksheep.org
Betreff: RE: LF: 8270Hz

Hello Uwe!=20
I saw your signal on 8270Hz yesterday afternoon. Are you=20 transmitting now, please? There is a visible signal on 8269.93 = on=20 PA1SDB=B4s grabber, but it is out of my grabber window (8270 +/- = 50mH). Is=20 it your signal or some QRM?

73!

Lubos, OK2BVG

Date: Fri, 3 Jan 2014 14:30:43 +0100
From:=20 uwe-jannsen@kabelmail.de
To: = rsgb_lf_group@blacksheep.org
Subject:=20 LF: 8270Hz

OK..=20 OK. dreamers, the TX is on the air since 1309UTC.
QRG:=20 8270.000Hz.
WX: continuous rain but not so strong.
when = ever the=20 order comes, I can switch to Op-4H.
GL
Uwe/dj8wx
Von: rsgb_lf_group@blacksheep.org
Gesendet: 03.01.2014 = 13:21
An:=20 rsgb_lf_group@blacksheep.org
Kopie:=20 paul@abelian.netcom.co.uk
Betreff: Fw: VLF: 8.275 kHz

Paul = Nicholson=20 put forth the important argument that we'd better stay away from = 8280=20 because it's a multiple of 60 Hz. Mains harmonics tend to = drift a=20 bit with the line frequeny so further away is better. =
 
Thus I = retract my=20 preposition, and suggest instead to stay with the original = 8270=20 Hz.
 
Uwe, go = ahead!
 
Best=20 73,
Markus
 
PS = Direct=20 harmonics from 16.67 Hz are relatively weak here, even though = the=20 railway is only 400 m away. It looks = more like carriers=20 from switchmode power conversion units (eg near 8 = kHz),=20 accompanied by the telltale 33 Hz spaced sidebands.=20 Unfortunately these frequencies are not easily predictable.=20
 

From: Paul
Sent: Friday, January 03, 2014 12:56 = PM
Subject: Re: VLF: 8.275 = kHz


8970 is well placed with respect to harmonics = of
both 50 and 60Hz.

8270/8275 not so good in a 60Hz=20 region.

8124 to 8126 would be a good range,=20 considering
harmonics of 16.67Hz, 50Hz, and 60Hz.

Let = me know=20 what is decided, I will switch my spectrogram
over to the new = band.

--
Paul=20 = Nicholson
--
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