Accession Number:

ADA137778

Title:

Spectral Analyses of High-Frequency Pn, Sn Phases from Very Shallow Focus Earthquakes.

Descriptive Note:

Final technical rept.,

Corporate Author:

HAWAII INST OF GEOPHYSICS HONOLULU

Personal Author(s):

• Walker,D. A.

Report Date:

1983-09-01

Pagination or Media Count:

180.0

Abstract:

Contents Spectra of nuclear explosions, earthquakes, and noise from Wake Island bottom hydrophones Spectral characteristics of high-frequency Pn. Sn phases in the Western Pacific Oceanic PnSn a qualitative expanation and reinterpretation of the T-phase A Preliminary Informal Comparison of SignalNoise Capabilities Between the Wake Bottom Hydrophone Array, the Ocean Sub-Bottom Seismometer, and Ocean Bottom Seismometers PoSo Phases Propagation Velocity and Attenuation Across a 1600 km Long Deep Ocean Hydrophone Array The Continuous Digital Data Collection System for the Wake Island Hydrophones List of Events Processed by the Wake Digital Data Collection System.

Descriptors:

• *Seismic waves
• North Pacific Ocean
• Ocean bottom
• Hydrophones
• Acoustic arrays
• Seismometers
• Phase
• Signal processing
• Data acquisition
• Digital systems

Subject Categories:

• Seismology

Distribution Statement:

APPROVED FOR PUBLIC RELEASE