Potentiometer Decade Pattern

Potentiometer Decade Pattern Four dial decade box with direct readout from 0 to 2 V, in four ranges. Two way switch for “Test” and “Standardise” sections, with coarse and fine current controls. With four pairs of terminals for connection to a 4.5 V battery, standard cell, galvanometer and the cell under test. Circuit diagram is printed on the panel. Accuracy is better than