Table T5. GRA densiometer systems.
ODP leg
Equipment
Comments
101–115 (Site 713) DSDP GRAPE Leg 108: PWL mounted on GRAPE sample track.Leg 113: data acquisition software installed on DEC Pro350.
115 (Site 714)–124 Vertical GRAPE GRAPE source and detectors mounted on a vertical track.
124E MST, GRA; 137Cs source,660 KeV gamma rays, standard NaI scintillation detector Initial installation of MST with GRA, PWL, and MSL.Not all software compatible with shipboard environment, but system operational.
125–133 MST, GRA Minor software changes during this time.
133 (Site 818)–150 MST, GRA Leg 133: major software upgrade. Boyce-corrected density calculated and written into the data files.Leg 149: NGR added to track.
151–162 MST, GRA Leg 151: major software upgrade.
163–169 (Site 1036) MST, GRA Major software upgrade installed during Leg 163 port call.
169 (Site 1037)–187 MST, GRA Hardware and software upgrade. Fluid density correction made within program as a result of new calibration procedure.Leg 171: Janus database operational.
188–210 MST, GRA Minor software changes during this time.