TRNP-1 Radio Navigation Plotter
TRNP-1 Radio Navigation Plotter
  Code                            :  9422 
  The TRNP Plotter is an invaluable tool for use with topographical and radio navigation charts. With magnetic and true bearings available using the compass rose, and a distance of up to 40nm obtainable from the rose centre on a 1:500:000nm scale chart. 
 The layout is both simple and concise. Functional features include protractor angles through 360° and additional 1:500,000nm scale. Made from shatter-proof plastic.