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Addendum 1.0 to SCAR Report #9 (August 1992)
January 22, 2002

Data-collector costs and data submission for CD-ROM production

 SCAR Report 9
Addendum 1.0 Appendix A Appendix I Appendix II Appendix III
Appendix B Appendix C Appendix D Appendix E Appendix F

Appendix D : Example of recording parameters

SHOT BY BRITISH ANTARCTIC SURVEY
BIRMINGHAM UNIVERSITY		 DEPTH OF SOURCE 7 m avge.
VESSEL R.R.S DISCOVERY SOURCE ARRAY WIDTH 2 m
RECORDER SERCEL 358 SOURCE ARRAY LENGTH 6 m
FIELD FORMAT SEG B STREAMER LENGTH 2400 m
DATA LENGTH 6-12 s NUMBER OF GROUPS 48
SAMPLE RATE 4 ms HYDROPHONE TYPE TELEDYNE T-1
TRANSFORMERLESS
FIELD FILTERS LO None HYDROPHONE PER GROUP 40
FIELD FILTERS HI 77 HZ ( 70 db down at 175 Hz ) GROUP SENSITIVITY
25-100 v/b
COVERAGE 2400 % NEAR TRACE OFFSET 291 m
RECORDING DATE February-March 1985 GROUP INTERVAL 50 m
ENERGY SOURCE AIR GUNS FAR TRACE OFFSET 2641 m
NO OF GUNS 4 CABLE DEPTH 10 m
TOTAL VOLUME 520 cu inch. POLARITY Positive acoustic pressure produces a negative number on tape