Special Features:

Scardinal mark every fifth div, numerials marking every tenth div, 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, and100, calibration points marked by red lines centered at 0.333 pct, 0.500 pctand 0.666 pct, marked cal 1, cal 2 andcal 3 in red letters

Properties:

An instrument which measures electrical potential and is calibrated in volts or any multiple and/or submultiple thereof. The value may be expressed by means of a pointer and calibrated dial or a digital readout display.