GPS/SBAS antennas structural installation on ATR42 and ATR72Rev 1 : include the configuration of the aircraft fitted with secondGNSS antenna.
This modification includes:
Limitations/Conditions: This STC is MSN limited
Installation of Norton Radome P/N 4812X.
Installation of Avionics shelf, 85VU, for Aerospatiale ATR 42series aircraft.
Conversion of an ATR-420/300/320 passenger configuration into a full Class E cargo configuration, including a new lining, smoke detection system, large cargo door with an embedded crew door, and provisions for the transportation of bulk weight and standard unit load devices.