Microtek instruments manufactures micro ohm meters with three temperature channels, wr50-1a. The product is mounted in rugged case for field testing. It is available with heavy duty protection circuitry. The charges inductive loads are up to 1500 henry. The product has an easy operation with simple push and turn button operation from micro junior 2. It has a fully remote operation and control with an external pc. The discharge indicator in the machine is visible and has a hearable indicator for discharge status. Micro ohm meters with three temperature channels has a high power dc supply [50a/50v]. The dc current is adjustable for resistance values dc current adjustable for resistance values from 0.1 micros ? to 100?. The unique features of the micro ohm meters with three temperature channels: