Multimedia Gallery
- Navigation Methods: Satellite Navigation
Roy Bardole used this touch-screen computer and an antenna (not shown) to receive enhanced GPS signals for working corn and soybean acreage in Iowa.
This equipment made up a prototype emergency location service based on GPS positioning.
SECOR, a satellite used as part of a U.S. Army experimental navigation system.
This represents the first demonstration of a tiny atomic clock.
Mathematician Bill Guier (left), APL Research Center director Frank T. McClure (center), and physicist George Weiffenbach (right).
This rendition shows how a future Galileo satellite will look.
A hand-held GPS receiver that provided geographic coordinates and a graphical display.
A hand-held GPS receiver that provided geographic coordinates and a graphical display.
The certification set for the first GPS receiver certified for use under Instrument Flight Rules (IFR).
A hand-held GPS receiver that provided geographic coordinates and a graphical display.