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Boeing 777-200 Tutorial/KSFO-KLAX: Difference between revisions
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=== About VOR , ADF( NDB) and OBS settings and why you need to know this === | === About VOR , ADF( NDB) and OBS settings and why you need to know this === | ||
[http://www.flyelite.com/support/documents/faa/FAA%20Instrument%20Text.pdf if you are here you seriously need to read this more than a few times Download NOw !8meg pdf file] | |||
The Automatic Direction Finder uses a transmitter and aerial on the ground | The Automatic Direction Finder uses a transmitter and aerial on the ground | ||
, an NDB (Non Directional Beacon )that allows the ADF instrument to point to the aerial that is tuned at a specified frequency frequency . So..no matter what direction you are travelling in ...the needle points to the station . The RMI (a VOR beacon is used )is similar but has more information...it points to a selected direction 0-360 to the beacon you which once the needle is pointing at twelve o' clock or straight forward toward your selected VOR ( vor = Vhf {very high frequency) Omnidirectional Range-finder )you can press F12 and enter your current heading , in the course box on the nav 1 line , it should read 280 by default change that to the heading you are on when the needle is nicly pointing forward ie 12 bells this willset OBS line on the right screen (Radio magnetic indicator or RMI for short) ...try this on the long legs of this trip , you need to do this ! All of these instruments are combined in the left screen of the 777-22ER | , an NDB (Non Directional Beacon )that allows the ADF instrument to point to the aerial that is tuned at a specified frequency frequency . So..no matter what direction you are travelling in ...the needle points to the station . The RMI (a VOR beacon is used )is similar but has more information...it points to a selected direction 0-360 to the beacon you which once the needle is pointing at twelve o' clock or straight forward toward your selected VOR ( vor = Vhf {very high frequency) Omnidirectional Range-finder )you can press F12 and enter your current heading , in the course box on the nav 1 line , it should read 280 by default change that to the heading you are on when the needle is nicly pointing forward ie 12 bells this willset OBS line on the right screen (Radio magnetic indicator or RMI for short) ...try this on the long legs of this trip , you need to do this ! All of these instruments are combined in the left screen of the 777-22ER | ||