Tinker & Rasor Model PD Short Locator B075BTZ13JK including the single 9v battery

including the single 9v battery in an easy to access battery compartment

3+ hole terminal board

including voltmeters

so the instrument can be turned on and off as much as necessary without requiring further adjustements

Tinker & Rasor Model PD Short Locator B075BTZ13JK including the single 9v batteryTinker & Rasor Model PD Short Locator Tinker & Rasor's Model PD and the Null Method have been recognized as being the fastest method to accurately locate points of electrical contact and insulating joints on coated underground piping systems. The Tinker & Rasor Model PD is unaffected by parallel lines, depths, 60 Hz or ground cover, the survey can often be, in part, conducted from a moving vehicle over the pipe. In brief, the Null Method follows the