ELECTRONIC COUNTERMEASURES AGAINST IFF MARK X AN/TPX-19(). 20(). 21(). 22(). 23() Open PDF Document Details Document Type Technical Report Publication Date Sep 28, 1954 Accession Number AD0046803 Entities People A. H. Bender Tags DTIC Thesaurus Topics Air Force Aircrafts Countermeasures Electronic Countermeasures Frequency Government Procurement Governments Interrogators Jammers Jamming National Security Noise Jammers Radar Standards Transmitters Transponders United States Technology Areas Microelectronics Microelectronics - Graphene