Countermeasures Evaluation of Receiver R-695/ALT-6B Open PDF Document Details Document Type Technical Report Publication Date Dec 01, 1958 Accession Number AD0305644 Entities People Richard W. Marshall Tags Communities of Interest Air Platforms DTIC Thesaurus Topics Air Defense Aircrafts Automatic Bandwidth Countermeasures Electronic Countermeasures Electronic Jamming Fire Control Radar Frequency Jammers Jamming Radar Countermeasures Test And Evaluation Transmitters Transmitting United States United States Government