8.33-kHz Spacing Expands in European Airspace

 - May 6, 2008, 9:45 AM

Effective at the end of the month, 22 additional European countries will require all aircraft entering their airspace above FL 245 to be equipped with 8.33-kHz VHF radios. In addition, starting next month, current exemptions to the requirement already in effect in seven other European countries will not be extended and no new exemptions will be approved.