[TowerTalk] dog fence
markrob at mindspring.com
Fri Jul 11 13:40:52 EDT 2008
My neighbor in Illinois installed one in 1990 and I was worried that I might
set it off but it seemed OK. Never heard anything from the dog so all was
well I think. No rfi on my rx either.
----- Original Message -----
From: "jim Jarvis" <jimjarvis at optonline.net>
To: <towertalk at contesting.com>
Sent: Friday, 11 July, 2008 3:50 PM
Subject: Re: [TowerTalk] dog fence
> Holy Cow!
> I had forgotten about my experience. We installed an rf dog fence
> at our place in
> Vermont, when my daughter moved back home to go to grad school.
> A kw on 160 set off the collar. I keyed. Her dog howled. One
> time only.
> That was the end of the collar.
> But the 160m halfwave was only 100' above the dog, at any point on
> the property.
> I would recommend that your neighbor investigate (with your help) the
> rf immunity of
> the system in question. Unlike electric fences used for farm
> animals, they don't
> rely on an HV discharge path to ground. They are essentially an RF
> field, which causes
> the dog's collar to shock the animal, when the receiver in the collar
> gets close enough to
> the perimeter wire, which is the transmitting antenna.
> I have no idea what frequency they operate on.
> I don't know about RFI, but our neighbor returned a dog-containment
> system because it kept shocking their pet when it had *not* crossed the
> invisible boundary. I don't know what brand, but I could ask.
> Alan NV8A
> On 07/10/08 11:14 pm Kenneth D. Grimm, K4XL wrote:
>> My neighbor, across the road, is thinking of installing an electronic
>> dog containment fence. He, very kindly, asked if it would interfere
>> with my radio activity. Unfortunately, I don't have a clue! Have
>> of you had experience with these things? Do they cause interference?
>> I'm sure they aren't supposed to or allowed to by the FCC. However,
>> between the electric fences in the area, arcing insulators, etc., I
>> really don't want another noise maker added to the mix.
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