Author Archives: THE OLD MACHINIST

Before there was an N73 system there was an N57 system, Like the N73, it was a strapdown system. In the simplest of terms, a strapdown system is one without gimbals. Too simple! In an ordinary Inertial Navigation System (INS), the stable platform, or instrument cluster, is kept at local level by torquing the gyrosContinue reading “THE SPELLING TEST”