7550A Precision Current Shunt

Model 7550A has five precision selectable Ultra stable Current Shunts which ranges from 0.001 to 10O. The Shunt T/C is less than 10ppm, and the internal current meter will measure from 1µA to 250Amps.The Five selector switches, Shunts and the internal 4 1/2 Digit AC & DC Current Meter displays the respective shunt current. Adding an external DVM (with 5 1/2 digit or higher) will increase both resolution and current reading accuracy.