RNAV Approaches Simplified: A Guide for New Pilots
Pilot Institute
FEBRUARY 15, 2025
These would guide them when they couldn’t see anything outside their airplane. The satellites then send the corrected signals back to your airplane. For example, at Penn Valley airport, airplanes using an LP approach can descend more than 600 feet lower than those using LNAV. Without it, youre limited to LNAV.
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