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Available GNC 255 Versions

The GNC® 255 NAV/Comm radio comes available in 2 versions for fixed-wing or helicopter aircraft.

  • The GNC 255A is a 10W Nav/Comm radio that operates in 25 kHz and 8.33 kHz spacing. The GNC 255A also contains an internal VOR/LOC converter and a 40 channel glidescope receiver.
  • The GNC 255B is a 16W Nav/Comm radio that operates in 25 kHz and 8.33 kHz spacing. The GNC 255B also contains an internal VOR/LOC converter and a 40 channel glidescope receiver.

More information about the GNC 255 can be found here.