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Re: [TowerTalk] Fwd: Plastic Owls

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Fwd: Plastic Owls
From: GALE STEWARD <k3nd@yahoo.com>
Date: Wed, 1 Sep 2010 12:50:52 -0700 (PDT)
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I have birds sitting on my antennas all the time and they have done so for 
years with no damage done. They always take off well before I get near the base 
of the tower so I've never been "dumped on" either.

73, Stew K3ND




--- On Wed, 9/1/10, hanslg@aol.com <hanslg@aol.com> wrote:

> From: hanslg@aol.com <hanslg@aol.com>
> Subject: [TowerTalk] Fwd:  Plastic Owls
> To: towertalk@contesting.com
> Date: Wednesday, September 1, 2010, 3:16 PM
> 
>  I believe the "Plastic Owl" first was mentioned (at least
> to me) when the discussion lost track in trying to find out
> the best method finding true north. It has, after that shown
> up as an indicator for other discussions losing track.
> That's why I decided to bring it up. Maybe not that nice.
> 
> I just hope I don't get too much problems with birds, once
> I get my tower up (whenever the tower manage to ...) and
> that seems to be no earlier than next years. I have
> read  about hams getting endangered species building
> nests in the tower efficiently inhibit any atempt to do any
> tower climbing until the the little birds are out.
> 
> 73 de Hans - N2JFS
> 
>  
> 
> 
>  
> 
>  
> 
> -----Original Message-----
> From: Robert Harmon <k6uj@pacbell.net>
> To: Steven Kerns <n3fti@yahoo.com>
> Cc: towertalk@contesting.com
> Sent: Wed, Sep 1, 2010 2:42 pm
> Subject: [TowerTalk] Plastic Owls
> 
> 
> Steve,
> 
> 
> 
> You are quite right.   Duly noted.  No
> more on divining rods from 
> me..................
> 
> 
> Back to our forum, hi,hi.
> I couldn't find much in the archives on solutions to birds
> on our antennas.   I 
> wanted to follow 
> up on my last comment concerning my (unsuccessful) 
> experience with a plastic 
> owl for bird abatement. 
> 
> I have found a solution that so far has worked well for
> me.
> We are surrounded with vineyards around here and birds are
> are big issue for the 
> winery owners.
> 
> I found out that many of the wineries use a network of
> ultrasonic bird 
> repellers.   It was suggested
> that I try a small ultrasonic unit mounted close to the
> tower.  I purchased a 
> small unit manufactured by Bird-X
> from Home Depot and mounted it about 5 foot up from the
> base of the tower.  
> 
> Voila, it works !
> The cost for one of these units isn't much more than a
> plastic owl.   I cleaned 
> the bird droppings 
> off my owl and mounted him on a fence post in the back
> yard.  (I may have to 
> mount a tiny umbrella
> above him to protect him from bird droppings, hi,hi)
> 
> 73,
> 
> Bob
> 
> K6UJ
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> On Sep 1, 2010, at 5:16 AM, Steven Kerns wrote:
> 
> 
> 
> > I thought this forum was towerTalk.  I see
> nothing here in this lengthly 
> 
> discussion that has to do with towers...
> 
> > 
> 
> > I am sure you can find a divining forum somewhere on
> the internet to further 
> 
> discuss this.
> 
> > 
> 
> > 
> 
> > Steve, N3FTI
> 
> > 
> 
> > 
> 
> > 
> 
> > --- On Wed, 9/1/10, Robert Harmon <k6uj@pacbell.net>
> wrote:
> 
> > 
> 
> >> From: Robert Harmon <k6uj@pacbell.net>
> 
> >> Subject: Re: [TowerTalk] Fwd:  Divining rods
> 
> >> To: hanslg@aol.com
> 
> >> Cc: towertalk@contesting.com
> 
> >> Date: Wednesday, September 1, 2010, 12:33 AM
> 
> >> Hans,
> 
> >> 
> 
> >> I'll bet it can, hi,hi.  
> 
> >> 
> 
> >> I'll tell you one thing they sure don't scare the
> birds
> 
> >> away.
> 
> >> I bought one from HRO and put it on the very top
> of the
> 
> >> mast on my tower.  I didn't notice any
> decrease in the
> 
> >> birds.
> 
> >> After about six months I was up on the tower doing
> some
> 
> >> antenna work and climbed up to check on the owl.
> 
> >> The birds didn't give my owl any respect, he was
> covered
> 
> >> with bird s### , hi,hi.
> 
> >> 
> 
> >> Bob
> 
> >> K6UJ
> 
> >> 
> 
> >> 
> 
> >> 
> 
> >> On Aug 31, 2010, at 9:23 PM, hanslg@aol.com
> 
> >> wrote:
> 
> >> 
> 
> >>> 
> 
> >>> I wonder if a north-seeking, plastic owl can
> do?
> 
> >>> 
> 
> >>> Hans
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> -----Original Message-----
> 
> >>> From: jimlux <jimlux@earthlink.net>
> 
> >>> To: Alan NV8A <nv8a@charter.net>
> 
> >>> Cc: TowerTalk <TowerTalk@contesting.com>
> 
> >>> Sent: Tue, Aug 31, 2010 8:10 pm
> 
> >>> Subject: Re: [TowerTalk] Divining rods
> 
> >>> 
> 
> >>> 
> 
> >>> Alan NV8A wrote:
> 
> >>> 
> 
> >>>> I remember reading decades ago that,
> according to
> 
> >> the laws of 
> 
> >>>> aerodynamics, bees cannot fly because
> their wings
> 
> >> are not large enough
> 
> >>>> for their body size. The bees, however,
> being
> 
> >> unfamiliar with the laws 
> 
> >>>> of aerodynamics, just keep flying anyway.
> 
> >>>> 
> 
> >>>> 73
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> That's a canard..
> 
> >>> 
> 
> >>> 
> 
> >>> it was originally intended to demonstrate that
> simple
> 
> >> models do not 
> 
> >>> always work (e.g. flapping wings are not
> steady state
> 
> >> flow, no you can't 
> 
> >>> neglect thermodynamics, etc.)
> 
> >>> 
> 
> >>> 
> 
> >>> Sort of like modeling an antenna as a lumped
> 
> >> RLC.  Works for small 
> 
> >>> frequency ranges, but not for large ones.
> 
> >>> 
> 
> >>>
> _______________________________________________
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>>
> _______________________________________________
> 
> >>> 
> 
> >>> 
> 
> >>> 
> 
> >>>
> _______________________________________________
> 
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> 
> >>> TowerTalk@contesting.com
> 
> >>> http://lists.contesting.com/mailman/listinfo/towertalk
> 
> >> 
> 
> >> _______________________________________________
> 
> >> 
> 
> >> 
> 
> >> 
> 
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> 
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> 
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> 
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> 
> >> 
> 
> > 
> 
> > 
> 
> > 
> 
> > _______________________________________________
> 
> > 
> 
> > 
> 
> > 
> 
> > _______________________________________________
> 
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> 
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> 
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> 
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