Feb. 1, 2017 Benefield Anechoic Facility hosts B-52 for HERO testing A B-52 Stratofortress from the 96th Bomb Squadron at Barksdale Air Force Base, Louisiana, is undergoing Hazards of Electromagnetic Radiation to Ordnance testing in the Benefield Anechoic Facility. The test was requested by the B-52 Program Office at Tinker Air Force Base, Oklahoma, to comply with