TY - BOOK AU - Urick Robert J TI - Principles of Underwater Sound for Engineers SN - 6715040 PY - 1967/// PB - Mcgraw Hill Book Company N2 - Preface, The Nature of Sonar, The Sonar Equations, Properties of Transducer Arrays: Directivity Index, Generation of Underwater Sound: Projector Source Level, Propagation of Sound in the Sea: Transmission Loss, The Noise Background of the Sea: Ambient-Noise Level, Scattering in the Sea: Reverberation Level, Reflection and Scattering by Sonar Targets: Target Strength, Radiateds Noise of Ships and Submarines and Torpedoes: Radiated-Noise Levels, Self-Noise of Ships and Submarines and Torpedoes: Self-Noise Levels, Detection of Signals in Noise and Reverberation: Detection Threshold, Design and Prediction in Sonar Systems, Index ER -