Vintage 564C Model 3 Type 3 Local Loop Tester with Cables

Robin Digital PSC-Loop TEster in good working condition in case + power lead

Triplett Model 4 Type 2 Local Loop Tester with Leads Multimeter

ROBIN MODEL 4114 DIGITAL PSC/LOOP TESTER

Simpson Teledata Line Loop OHM Meter / Tester Mod.8455 - Untested

ROBIN Earth Loop Impedance Tester KMP 4120DL PSC

Robin KMP 4120DL Digital PSC-LOOP Tester Electrical Prospective Short Circuit

Simpson Teledata 8455 Line Loop Tester - Megohms Kilohms Meter