P101.082 POTENTIOMETER DECADE PATTERN

Description

Eight steps of 2 ohms and a slide wire of equal resistance enclosed, circular type, divided in to 200 parts and calibrated to read in mili volts all in series and with coarse and fine rheostats provide the standardizing unit. Terminals are provided for standard cell, galvanometer and two 1.5 volts batteries and two sets of external test circuit, worked by a rotary switch. Standard cell is got in to circuit without alteration to the list circuit. Range of measurement 0.0005 to 1.8 volts accuracy 0.05%

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