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Re: [RFI] RFI to wireless dog fence??

To: Alan NV8A <nv8a@att.net>, Rfi <rfi@contesting.com>
Subject: Re: [RFI] RFI to wireless dog fence??
From: Pete Smith <n4zr@contesting.com>
Date: Fri, 20 Apr 2007 12:48:56 -0400
List-post: <mailto:rfi@contesting.com>
These are entirely different animals, from what I understand.  Every buried 
dog fence I have investigated has operated somewhere between 15 and 22 KHz 
- a neighbor has had one of these for 10 years, while I have pursued an 
active HF contesting schedule with high power, gain antennas, and no issues.

73, Pete N4ZR

At 12:35 PM 4/20/2007, Alan NV8A wrote:
>Thanks, but the neighbors don't have the thing any more. I think they
>were able to return it to the store.
>Alan NV8A
>On 04/19/07 05:02 pm David Robbins K1TTT wrote:
> > I have a similar collar that has a manual control instead of the perimeter
> > fence.  Mine use 11m rc channels with a tone or pulse modulation that 
> sounds
> > similar to rc car stuff.  check for a signal like that on 11m... hopefully
> > it is modulated somehow and not just triggered by signal strength, 
> otherwise
> > the cheap receiver may be set off by 10m!  I have tested mine during
> > contests on all bands and it doesn't set it off that I have detected.
> >> Quite a while back our next-door neighbors were trying out a wireless
> >> dog fence but then dumped it because their dog was getting zapped even
> >> within the perimeter -- perhaps even inside the house.
> >>
> >> It suddenly occurred to me to wonder whether my amateur radio
> >> transmissions could have been triggering the receiver. What frequencies
> >> do these thing use typically? I assume that they are Part 15 devices.
> >> Are some known to suffer from RFI?
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