Jeppesen PJ-1 Rotating Azimuth Plotter
PJ-1 ROTATING AZIMUTH PLOTTERS planning made simple. One twist of the azimuth allows you to measure the true course or to determine the magnetic course. The PJ-1 also includes scales for sectional terminal area and WAC charts in statute and nautical miles. Size: 3-1/4 x 13 inches; 3-3/8 inches Diameter.