[TowerTalk] dog fence

[Mark Robinson]

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.


Mark N1UK

----- 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.
>
> N2EA
>
>
> 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.
>
> 73
>
> 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
>> any
>> 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.
>>