ground-based navigation aid

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ground-based navigation aid [′grau̇nd ‚bāst ‚nav·ə′gā·shən ‚ād]

(navigation)

That portion of a navigation system which is located on the ground and emits signals or receives them from crafts or vehicles; these signals provide the navigation information.

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No references found			This technology, pioneered by Alaska Airlines in Juneau, allows aircraft to fly safer, more reliable landings and reduces reliance on ground-based navigation aids. Alaska Airlines expands cargo capacity; company invests $100 million ... by Orr, Vanessa / Alaska Business Monthly GAGAN is one of several systems being deployed around the world as part of an initiative endorsed by the International Civil Aviation Organization to help civil aircraft transition to satellite-based signals from ground-based navigation aids. RAYTHEON COMPLETES DEMO OF SPACE-BASED NAVIGATION IN INDIA by Worldwide Telecom But when they fly into low-visibility conditions like fog, rain, snow and blowing sand, pilots have difficulty making a safe approach and landing without ground-based navigation aids. Air Force print news (Dec. 1, 2005): new technologies tackle landing ... by Lundin, Laura L. / Defense AT & L			Ground Station ground story ground strafing ground streamer ground substance Ground Sulfur ground support equipment ground surveillance radar ground swell ground system ground table ground tackle ground tissue ground trace Ground Troops ground truth measurements ground visibility ground wall ground water Ground Water Protection Council ground wave ground ways ground wire ground zero ground-air ground-based navigation aid ground-check chamber Ground-Cherry ground-controlled approach ground-controlled approach minimums ground-controlled approach radar ground-controlled intercept radar ground-controlled interception ground-derived navigation data ground-effect machine Ground-Effect Machine, Marine ground-faced block ground-key faucet ground-key valve ground-penetrating radar ground-plane antenna ground-position indicator ground-probing radar ground-referenced navigation data ground-reflected wave ground-return circuit ground-state maser ground-to-cloud discharge ground-up read-only memory grounded grounded conductor			ground, electrical ground-air Ground-Air Telerobotic System Ground-attack Ground-Based Ground-Based Attitude Determination Ground-Based Data Centre Ground-Based Data System Ground-Based Earth Observing Network Ground-Based Electro-Optical Deep Space Surveillance Ground-Based FEL Project Office Ground-Based Free Election Laser - Technology Integration Experiment Ground-Based Free Electron Laser Ground-Based GPS Receiver Application Module Ground-Based Hypervelocity Rail Gun Ground-Based Infrared P-Branch Spectrometer Ground-Based Laboratory Ground-Based Laser Ground-Based Microwave Radiometer Ground-Based Midcourse Defense Ground-Based Midcourse Defense Segment Ground-Based Midcourse, Site Ground-Based Midcourse, World Ground-Based Missile Defense ground-based navigation aid Ground-Based Observational Facilities Ground-Based Radar Ground-based Regional Augmentation System Ground-Based Sense and Avoid Ground-Based Software Tool Ground-Based Surveillance & Tracking System Ground-Based Synthetic Aperture Radar Ground-Based System Ground-Based Target Integration Center Ground-Based Transceiver Ground-Based Vehicle Speed ground-berry ground-berry ground-breaking ground-check chamber Ground-cherry Ground-cherry Ground-cherry Ground-collision warning system Ground-control intercept Ground-control intercept ground-controlled approach ground-controlled approach ground-controlled approach minimums ground-controlled approach procedure ground-controlled approach radar ground-controlled intercept radar Ground-controlled interception Ground-controlled interception Ground-Coupled Heat Pump

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