| Show new deiv aircraft compass Is located on end of wing have you ever been misled in the woods because you read your pocket compass when it was too near your axe or rifle if so you can understand why heavy metallic armor around fighter plane cockpits made it necessary to adopt a kind of compass that could be located in a wing tip or the tail but read in the cockpit such a remote indicating compass is now being manufactured manufacture ed by the general electric company in its instrument factory in lynn mass such compasses offer other advantages in that one compass unit may have several remote indicating dials so the navigator or other members of the crew on large planes can have the same information as the pilot alnico permanent magnets in the compass unit placed in a wing tip or the tail of the plane far from the planes disturbing magnetic effects line themselves up with the earths earth S magnetic field these magnets a affect f the electrical voltages in a wire coil so that corresponding col coils Is in the one or more indicators in the cockpit move pointers over a dial in exactly the same directions as the compass until this type of compass became available the problem of providing pilots with a compass dial which could be located where they could read it and still be depended upon to guide them seemed to be growing beyond practical solution |
