DESIGN AND DEVELOPMENT OF AN ESTUARINE CURRENT METER Open PDF Document Details Document Type Technical Report Publication Date May 01, 1954 Accession Number AD0035388 Entities People Foster H. Middleton Wen-hsuing Li Organizations Johns Hopkins University Tags Communities of Interest Advanced Electronics Biomedical Energy and Power Technologies DTIC Thesaurus Topics Accuracy Acoustic Impedance Acoustic Waves Amplifiers Cameras Connectors Control Panels Energy Frequency Impedance Indicator Lights Measurement Navy Phase Shift Photographs Transducers Tuned Circuits