fixed-distance marker

fixed-distance marker

fixed-distance marker
A marker located at 1000 ft (300 m) from the threshold to provide a marker for jet aircraft that are not on the precision runway.
fixed-gun mode One in which the sightline is boresighted to the gun line. It is specifically for snap-shooting at close ranges.
References in periodicals archive ?
Imagine taking Jimmy Doolittle and Elmer Sperry for a ride in a four-seat, personal GA airplane with synthetic vision, downlink weather, onboard traffic and a three-axis autopilot that will fly the airplane to the fixed-distance markers within 10 feet of the centerline with navigation based on satellites orbiting hundreds of miles overhead.