9 Electric and electronic apparatus and instruments, namely, for measuring, controlling and electric checking of the opening of motor thrust inverters, potential calculators, full authority digital engine control (FADEC) calculators, temperature, pressure, vibration analyses, flight control calculators; electric, electronic and magnetic sensors for pressure, speed, displacement, temperature, position, vibration, electronic cards for processing parameters; electric connectors; electronic systems and equipment, whether on board or not, for acquiring and processing data; electrical and electronic devices and equipment for maintenance and monitoring (on board aircraft or engines, fixed on test benches or portable for ground interventions) for reading and interpreting data from computers and sensors.