It's called a pinpointer. It puts a pulse on the line that goes to ground at the fault. The pulse radiates out from the fault (picture the ripples from throwing a pebble on a pond). The sensor that picks up the signal has two probes usually marked red and black. Placing the probes in the ground the probe that picks up the signal first will be indicated. Moving the probes in the direction of the indicated probe in a football chain fashion until the indicator picks up the opposite probe then narrowing down the distance between probes until the fault is "pin pointed". The pinpinter we use is manufactured by H.J. Arnett. It sounds simple however sometimes it takes you right to the fault and sometimes it sends you on a wild goose chase to a ground rod or telephone splice or whatever.
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Today's Featured Article - Hydraulics - Cylinder Anatomy - by Curtis von Fange. Let’s make one more addition to our series on hydraulics. I’ve noticed a few questions in the comment section that could pertain to hydraulic cylinders so I thought we could take a short look at this real workhorse of the circuit. Cylinders are the reason for the hydraulic circuit. They take the fluid power delivered from the pump and magically change it into mechanical power. There are many types of cylinders that one might run across on a farm scenario. Each one could take a chapter in
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