GUILDLINE INSTRUMENTS 9711B DC PRECISION CURRENT SHUNT is a four-terminal rack mount or bench instrument designed for convenient measurement of current in nine ranges from 10 microamperes to 300 amperes. Voltage output at full rated current on all ranges is 0.1 volt. Accuracy is calibrated at 23 0C, and an ISO/IEC 17025 Accredited Report of Calibration giving the measured values is furnished.