Preshock Sound Velocities near the Ground in the Vicinity of an Atomic Explosion Open PDF Document Details Document Type Technical Report Publication Date Jan 01, 1955 Accession Number AD0224419 Entities Organizations Navy Electronics Laboratory Tags Communities of Interest Weapons Technologies DTIC Thesaurus Topics Acoustic Signals Air Gaps Air Temperature Amplifiers Blast Waves Electronic Circuits Electronic Equipment Electronics Laboratories Elevation Frequency Measurement Microphones Power Amplifiers Radiation Temperature Gradients Thermal Radiation Transducers