Check for a break in the perimeter wire a weak collar battery poor collar fit or lack of transmitter power.
Invisible fence signal field.
The signal is usually picked up by your cable television line.
When you install an invisible fence special boundary wire is buried around the perimeter of your yard and the two ends are connected into a transmitter box in your garage or house.
These transmitters must always be installed in a dry protected area to insure they will not be exposed to the elements.
A stray signal inside the house can be caused by 1 the field width is too wide and the signal from the transmitter is being picked up by a wire running under the house.
The shock should only be strong enough to startle the dog not enough to cause real pain.
The transmitters are connected to an external signal field wire and send a coded digital signal along the entire length of wire.
Invisible fence uses digital radio frequencies to operate your system.
The signal field may be too narrow or the shock level too low and in either case you ll have to retrain your dog.
Transmitters are used as part of an invisible fence brand pet containment system.
When completed it s like a big loop.
Digital signals are stronger and more reliable than am fm analog signals.
The gentleman from invisible fence is correct.
The dog soon learns to stop when he hears the warning to avoid the shock.
So your system stays up and running.
Invisible fences work by giving a dog a warning beep as he nears the boundary of his property and giving him a slight shock via his collar if he continues on after hearing the beep.