Dataset description: 1999-045-FA_Chirp_images

Dataset description: 1999-045-FA_Chirp_images

JPEG images of Chirp seismic data from inner shelf of northern North Carolina.

Version	1
Keywords	sub-bottom profiling, image collections, marine geophysics
Data types	Sub Bottom Profiler
Format	JPEG
Amount	32 MB

Contacts

Contact	E. Robert Thieler WHSC_data_contact@usgs.gov

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Location of materials and files

Public files	https://doi.org/10.3133/ofr20111015
Metadata	https://cmgds.marine.usgs.gov/metadata/whcmsc/open_file_report/ofr2011-1015/isc1999045_seismics.xml Outline - Questions and answers - Text - XML

Activities and equipment

Activity	Equipment
1999-045-FA	SIS1000 Chirp Sonar Transducer: Transmit projector array; line array receiving hydrophone; 30º conical radiation pattern Frequency: 2kHz to 7kHz swept FM (4 KW output), synchronous with sidescan Resolution: 10 cm Processing: Calibrated transmit waveform stored in ROM, matched filter FFT digital signal processing Scale Selection: 25 meters to 750 meters full scale

Geometries linked to this dataset

Map	Name	Description
Map	isc1999045_tracks	Chirp tracklines represent data acquisition.