Skip to main content
NAVAID Tech: Safety Issues
IFR Refresher (2009)
  • David Ison, Rocky Mountain College
Yes, VORs are still out there and with GPS thrown into the mix, you have to know more than ever about NAVAID fine points. (Appeared in the Quiz section.)
  • flight safety,
  • instrument landing systems,
  • navigation aids (aeronautics)
Publication Date
June, 2009
Citation Information
David Ison. "NAVAID Tech: Safety Issues" IFR Refresher Vol. 23 Iss. 6 (2009) p. 12-13, 16 ISSN: 0896-9868
Available at: