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AGAINST AIRCRAFT ENGINE NOISE, ACTIVE SYSTEMS IN TEST
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LYON, FRANCE, To fight fastidious aircraft engines noise in airports the technology goes to employ advanced active systems: is the device currently on test in Lyon airport, which uses counterphase audio emissions in order to cancel these disturbances.
AVIONEWS - World Aeronautical Press Agency - 12467
AVIONEWS - World Aeronautical Press Agency
AVIONEWS - World Aeronautical Press Agency