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       BNN Utilities
1. SACFA 7/40 Calculator
2. Digital AMSL Calculator
3. SOI Map No. Finder
4. Datum Conversion
5. Distance Azimuth Calculator
6. Satellite Elevation Azimuth Calculator
7. Airport Approach funnel CalculatorNew

 
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To all users of SACFA Aids : With effect from 01Dec08 , the usage of BNN SACFA Aids (Utilities) will require payment . For Details  Click Here