DoD/News Navy Tests P-8 Poseidon Aircraft With IFF Tech in Patuxent Anechoic Chamber The U.S. Navy has tested a Boeing-built P-8 Poseidon aircraft equipped with an identification friend or foe technology at the Patuxent River Naval Air Station’s anechoic chamber. The test was part of an AIMS certification process More by Nichols Martin January 16, 2018