So we have this pet containment system by PetSafe. It's the buried wire type that transmits around the 10.66 kHz range. Our buried wire perimeter encircles around 2 acres of yard, so it's a decently large loop.
We've now had our 2nd transmitter fail (over about 11 years), which isn't THAT bad on average. At about $100 a pop, they're not super expensive, but I figured I'd see if I could cobble together one on my own with spare parts laying around on the cheap (and maybe amp up the power a...
Poor Man's Transmitter for Pet Containment System