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Total 9 documents matching your query.

1. [TowerTalk] Invisible Fence (score: 1): Author: k1vr@juno.com (Fred Hopengarten); Date: Tue, 20 Oct 1998 22:14:17 EDT; My backdoor neighbor just installed an "Invisible Fence" (tm) to contain his dog. Does anyone know what frequency this RF system uses? Power output? Does it interfere with ham radio? Will I interfere; /archives//html/Towertalk/1998-10/msg00747.html (8,200 bytes)
2. [TowerTalk] Invisible Fence (score: 1): Author: albraun@socket.net (Alan Braun); Date: Wed, 21 Oct 1998 02:47:18 +0100; I have one of these. They operate at 500 kHz and have a very low power transmitter with the antenna buried in the ground and the receiver in the dog's collar. The antenna makes a perimeter around the; /archives//html/Towertalk/1998-10/msg00749.html (8,793 bytes)
3. [TowerTalk] Invisible Fence (score: 1): Author: sawyers@inav.net (Steven H. Sawyers n0yvy); Date: Tue, 20 Oct 1998 21:49:58 -0500; I have not heard of the "Invisible Fence" (tm) or similar products causing HF interference. But I have heard of Amateur transmissions over-loading the front end of the dog collar and activating it on; /archives//html/Towertalk/1998-10/msg00750.html (9,553 bytes)
4. [TowerTalk] Invisible Fence (score: 1): Author: garyk9gs@solaria.sol.net (Gary Schwartz); Date: Tue, 20 Oct 1998 23:13:51 -0500 (CDT); If it is the original Invisible Fence, they operate at either of two frequencies, 7.5 kHz or 10.7 kHz. The modulation is at 30 hZ. A contact name that I have at the factory is Jennifer Walsh and her; /archives//html/Towertalk/1998-10/msg00752.html (9,276 bytes)
5. [TowerTalk] Invisible Fence (score: 1): Author: danq@quigleys.com (Dan Quigley); Date: Tue, 20 Oct 1998 21:55:31 -0700; I've had an "Invisible Fence" system in place for over 4 years without any RFI problems (either RX or TX). I *have* had problems with ColorTV horiz circuits.... Our dog's ("Q") kennel was in the next; /archives//html/Towertalk/1998-10/msg00754.html (10,274 bytes)
6. [TowerTalk] Invisible Fence (score: 1): Author: n2cu@buffnet.net (Thomas R. Williams); Date: Wed, 21 Oct 1998 06:45:24 -0700; Fred, I don't have the answer to the first part of your question, but I DO have an invisible fence running around part of my property (approximately 1000' of wire). I detect no signals from it anywhe; /archives//html/Towertalk/1998-10/msg00757.html (7,774 bytes)
7. [TowerTalk] Invisible Fence (score: 1): Author: garyk9gs@solaria.sol.net (Gary Schwartz); Date: Wed, 21 Oct 1998 07:17:24 -0500 (CDT); I have some friends that have the same problem...they have to keep the collar off when the dog is in the house.....kinda defeats the purpose :)) 73, Gary K9GS __________________ / K9GS |_____________; /archives//html/Towertalk/1998-10/msg00762.html (8,827 bytes)
8. [TowerTalk] Invisible Fence (score: 1): Author: hwardsil@WOLFENET.com (Ward Silver); Date: Wed, 21 Oct 1998 07:20:49 -0700 (PDT); Gee, a whole new concept to go along with "chirp". "Bark", maybe? Or "Yip"? BOW wow WOW wow! WOW WOW wow WOW! 73, Ward N0AX -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: to; /archives//html/Towertalk/1998-10/msg00770.html (8,079 bytes)
9. [TowerTalk] Invisible Fence (score: 1): Author: albraun@socket.net (Alan Braun); Date: Thu, 22 Oct 1998 03:14:12 +0100; Maybe this happens someplaces. I have 3 dogs and none of them have ever yelped when I transmitted. And I have done a lot of high power operating in contests, nearly all of it CW. So it obviously is; /archives//html/Towertalk/1998-10/msg00817.html (8,220 bytes)

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