Crompton Potentiomete

Direct reading of potentiometer range 0.0005 to 1.75 volts. Circular slide wire is divided into 250 parts on a white perpex scale. Coarse and fine Rheostats provided to control the range. Rotary dials also in six steps to control by a knob. Two set of terminals are given on the panel for E.M.E. and standard cell. Two set of terminals for galvanometer and Battery. A selector switch is provided to control rapid change. Coils are perfectly aged and dry. Accuracy ± 0.1%. All coils are calibrated on Imported Testing Bridge