Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-ma06.r1000.mx.aol.com (Internet Inbound) with ESMTP id D97AB38000087; Sat, 6 Apr 2013 16:36:57 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1UOZq0-000721-1X for rs_out_1@blacksheep.org; Sat, 06 Apr 2013 21:35:48 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1UOZpz-00071s-BX for rsgb_lf_group@blacksheep.org; Sat, 06 Apr 2013 21:35:47 +0100 Received: from impaqm4.telefonica.net ([213.4.138.20] helo=telefonica.net) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1UOZpx-0002Bg-3n for rsgb_lf_group@blacksheep.org; Sat, 06 Apr 2013 21:35:46 +0100 Received: from IMPmailhost4.adm.correo ([10.20.102.125]) by IMPaqm4.telefonica.net with bizsmtp id LkVl1l01t2iL0W23QkbQyh; Sat, 06 Apr 2013 22:35:24 +0200 Received: from p1800 ([217.127.130.21]) by IMPmailhost4.adm.correo with BIZ IMP id LkbN1l0010Tqill1kkbNw3; Sat, 06 Apr 2013 22:35:23 +0200 X-CMAE-Analysis: v=1.1 cv=8ibGoqHDtDG6hjuB18CsxyNIb5T4KTEFjqYowteawro= c=1 sm=1 a=5QGSg_BsBikA:10 a=VY-2JVJxNB4A:10 a=ByuOfJntlSSwhBEClM/PYg==:17 a=F3M5lZpKAAAA:8 a=GoqwstHNAAAA:8 a=VAMm1qzQAAAA:8 a=yhk8aeTWkkdvgSG740AA:9 a=wPNLvfGTeEIA:10 a=wk6s2zzMB60A:10 a=o5iCBryZS0UA:10 a=Q4e8OcvYFKYIflcl:21 a=JrkGJHjMColFLO8s:21 a=EBOSESyhAAAA:8 a=FcAFIstCAAAA:8 a=O6cYH57EMotszNzDbCsA:9 a=_W_S_7VecoQA:10 a=NV0LgFqsyRYA:10 a=1g9mDXWfK0yNYOmm:21 a=ByuOfJntlSSwhBEClM/PYg==:117 X-original-sender: 943452288234280@telefonica.net Message-ID: <005101ce3306$86e2bd70$2101a8c0@p1800> From: "Federico" To: References: <7265ADFC5C9A48D18EB0833139E2155A@GaryAsus> <009201ce3237$7015a5a0$2101a8c0@p1800> <515FDB6D.3020408@psk31.plus.com> <000b01ce32dd$7b815dc0$2101a8c0@p1800> <51607388.2090302@psk31.plus.com> Date: Sat, 6 Apr 2013 22:37:13 +0200 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 X-HELO-Warning: Remote host 213.4.138.20 (impaqm4.telefonica.net) used invalid HELO/EHLO telefonica.net - verification failed 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. 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: HI When some birds disturb our antennas, there are different ways of scaring. 1. - Install a scarecrow on top of the antenna like a weathervane 2. - Use CD, s for light reflections. 3. - Hiring falconry birds, as is done in some airports. 4. - Heat antenna drivers at the "summer of Cordoba". As an engineer who has worked with RF tubes to 10 kW and 900 MHz to 3000 V water cooled "demineralized" estimated realizable "heat conductive antenna" for the birds, migrating to less aggressive territories. Expensive but technically realizable [...] Content analysis details: (-0.1 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [213.4.138.20 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (ea2hb[at]telefonica.net) -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -2.4 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 HTML_MESSAGE BODY: HTML included in message 2.9 AXB_XMAILER_MIMEOLE_OL_024C2 AXB_XMAILER_MIMEOLE_OL_024C2 X-Scan-Signature: 9b15d9defc5ae6fa811529a4cbe8c306 Subject: Re: LF: Re: Re: Slightly OT - Birds (the feathered kind) Content-Type: multipart/alternative; boundary="----=_NextPart_000_004E_01CE3317.48C138D0" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.2 required=5.0 tests=HTML_50_60,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: 3039ac1d600e516087695534 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none This is a multi-part message in MIME format. ------=_NextPart_000_004E_01CE3317.48C138D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable HI When some birds disturb our antennas, there are different ways of = scaring. 1. - Install a scarecrow on top of the antenna like a weathervane 2. - Use CD, s for light reflections. 3. - Hiring falconry birds, as is done in some airports. 4. - Heat antenna drivers at the "summer of Cordoba". As an engineer who has worked with RF tubes to 10 kW and 900 MHz = to 3000 V water cooled "demineralized" estimated realizable "heat = conductive antenna" for the birds, migrating to less aggressive = territories. Expensive but technically realizable My comment, plus humorous, and dedicated to bring joy to the VLF-RSGB = group is worth looking beautiful aspects of our hobby. Let us work and with joy and good humor. 73, DX and good humor for all. Federico EA2HB ----- Original Message -----=20 From: g3zjo=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, April 06, 2013 9:12 PM Subject: Re: LF: Re: Re: Slightly OT - Birds (the feathered kind) Hi Fredrico Yes a very good photo and interesting seeing the birds using the deep = shadow to keep cool. =20 I was making a joke because in the UK we rarely see such beautiful = contrast, for many weeks we have not seen the cause, the sun. 73 Eddie On 06/04/2013 16:43, Federico wrote:=20 The black line is the shadow of the tree trunk., Not an antenna or a = clothesline. Birds tread in the shadows, as the asphalt of the street burning = their feet if they step out of the shadow. "Summer in Andalusia, Cordoba". A good photo? 73 de Federico EA2HB ----- Original Message -----=20 From: g3zjo=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, April 06, 2013 10:23 AM Subject: Re: LF: Re: Re: Slightly OT - Birds (the feathered kind) Please explain to UK Hams :- What is causing the dark line across = the road. Eddie On 05/04/2013 20:54, Federico wrote:=20 Another picture of birds ----- Original Message -----=20 From: Gary - G4WGT=20 To: LF Group ; rsgb_lf_group@yahoogroups.co.uk=20 Sent: Friday, April 05, 2013 7:27 PM Subject: LF: Re: Slightly OT - Birds (the feathered kind) Hi All, Just a final on this OT...... Have a look at the photo from this evening about 6:15 pm local = time, this is more like the number of starlings which regularly perch on = my antenna :- https://dl.dropbox.com/u/15990181/Birds%20on%20Ant.JPG 73, Gary - Gary ------=_NextPart_000_004E_01CE3317.48C138D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
HI
 
 
When some=20 birds disturb our=20 antennas, there are different = ways=20 of scaring.

1. - Install a=20 scarecrow on top of the=20 antenna like a weathervane
2. - Use CD, s for light=20 reflections.
3. - Hiring falconry=20 birds, as is done in some airports.
4. - Heat antenna=20 drivers at the = "summer of Cordoba".
  &nb= sp;   =20 As an engineer who has worked = with=20 RF tubes to=20 10 kW and 900 = MHz to 3000 V
       water=20 cooled "demineralized" estimated realizable "heat=20 conductive antenna" = for the birds, migrating to=20 less aggressive territories.
Expensive=20 but technically realizable

My = comment, plus humorous, = and dedicated to bring joy = to the VLF-RSGB group = is
worth looking beautiful aspects of our=20 hobby.

Let us = work=20 and with joy and good humor.
 
73, DX and=20 good humor for all.
 
 
Federico   EA2HB
 
----- Original Message -----
From:=20 g3zjo=20
Sent: Saturday, April 06, 2013 = 9:12=20 PM
Subject: Re: LF: Re: Re: = Slightly OT -=20 Birds (the feathered kind)

Hi Fredrico

Yes a very good photo and = interesting seeing=20 the birds using the deep shadow to keep cool.
 
I was = making a joke=20 because in the UK we rarely see such beautiful contrast, for many = weeks we=20 have not seen the cause, the sun.

73 Eddie

On 06/04/2013 = 16:43,=20 Federico wrote:=20
 
 
The black = line is the shadow of the tree=20 trunk., Not = an antenna or a = clothesline.

Birds tread in the = shadows,=20 as the asphalt of the street burning their feet if they=20 step out of the=20 shadow.

"Summer in=20 Andalusia, Cordoba".
 
A = good=20 photo?
 
73 = de Federico=20 EA2HB
 
----- Original Message ----- =
From:=20 g3zjo
To: rsgb_lf_group@blacksheep.org
Sent: Saturday, April 06, = 2013 10:23=20 AM
Subject: Re: LF: Re: Re: = Slightly OT=20 - Birds (the feathered kind)

Please explain to UK Hams :- What is causing the = dark line=20 across the road.

Eddie

On 05/04/2013 20:54, Federico = wrote:=20
Another picture of = birds
 
 
----- Original Message ----- =
From:=20 Gary - G4WGT
To: LF=20 Group ; rsgb_lf_group@yahoogroups.co.uk =
Sent: Friday, April 05, = 2013 7:27=20 PM
Subject: LF: Re: = Slightly OT -=20 Birds (the feathered kind)

Hi All,
 
Just a final on this=20 OT......
 
Have a look at the photo from = this=20 evening about 6:15 pm local time, this is more like the number = of=20 starlings which regularly perch on my antenna :-
 
https://dl.dropbox.com/u/15990181/Birds%20on%20A= nt.JPG
 
73, Gary -=20 = Gary

=
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