GPS/SBAS antennas structural installation on ATR42 and ATR72Rev 1 : include the configuration of the aircraft fitted with secondGNSS antenna.

This modification includes:

• Installation of an additional set of antennas,
• Installation of an Observer Console in the cabin
• Installation of additional controls and displays in the cockpit dedicated to Flight Inspection Mission

Limitations/Conditions: This STC is MSN limited

Installation of Norton Radome P/N 4812X.

Passenger to all cargo conversion.

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.

Installation of landing light pulsing system.