APR Student Pilot E6-B Flight Computer with Training NP-8 Plotter - E6-B8DP Built-in Wind Cursor Arm. Quickly tells you groundspeed, wind correction angle, magnetic heading. Calculates all necessary flight planning and en route navigation requirements. Color-coded scales are easy-to-read and user-friendly and allow for quick, accurate reading. Instructions printed on the computer make learning faster and easier. The Time/Speed/Distance computer provides all major navigation computations.