STUDY AND INVESTIGATION OF SPECIALIZED ELECTROACOUSTIC TRANSDUCERS FOR VOICE COMMUNICATION IN AIRCRAFT. APPENDICES 1-6 Open PDF Document Details Document Type Technical Report Publication Date Feb 01, 1959 Accession Number AD0212210 Tags Communities of Interest Advanced Electronics Energy and Power Technologies DTIC Thesaurus Topics Acoustic Properties Acoustics Air Force Aircrafts Birds Communication Systems Ear Electroacoustic Transducers Electron Tubes Frequency Bands Generators Jet Aircraft Mechanical Properties Medical Personnel Modulus Of Elasticity Test And Evaluation Transducers