COMPASS COIL INSTALLATIONS 



89 



approximately 2y2 inches below the level of the compass card. Several 

 separate windings are available in each coil so that they may be used 

 to correct for similar component effects of different degaussing coils. 



The NW./SE. and NE./SW. coils are so ternled not only because 

 of their relative location on the binnacle, but because those are also 



HEKII\'G COIL 



!ffi/S» COIL 



E COIL 



Hote ; Two identical 

 coils on forsmrd 

 side of biiiriacle 

 also. 



Figure 43. — Compass eompensatini 



coils (type "K") mounted on Navy standard No. 1 

 binnacle. 



the ship's headings on which the coils are individually compensated. 

 These air core coil installations are designed to simplify installation 

 and wiring, improve compensation, and reduce the mutual relation- 

 ship between the magnetic adjustment and the degaussing coil 

 compensation. 



639720 — 45 7 



