Appendix A
List of acronyms
ADC Analog to Digital Converter ADCP Acoustic Doppler Current Profiler AGN Active Galactic Nucleum
ARS Analog Ring Sampler
ASIC Application Specific Integrated Circuit ATP Adenosine TriPhosphate
BF Burst Fraction BL BaseLine BR Branching Ratio BSS Bottom String Socket CRM Counting Rate Monitor
CTD Conductivity Temperature Depth DAQ Data Acquisition
DC Direct Current (also dc) EM Electromagnetic
EMC Electro-Mechanical Cable EO Electro-Optical
EOC Electro-Optical Cable
FPGA Field Programmable Gate Array FWHM Full Width Half Maximum GPS Global Positioning System GRB Gamma Ray Burst
GUT Grand Unified Theory
GPEP General Purpose Experimental Platform 147
148 APPENDIX A. ACRONYMS
GZK Greisen Zatzepin Kuzimin
HPD Hybrid PhotoDyode (or Hybrid PhotoDetector) HV High Voltage
IBD InterBurst Distance IL Instrumentation Line JB Junction Box
LCM Local Control Module LED Light Emitting Device MIL Mini Instrumentation Line MLCM Master Local Control Module OB Optical Beacon
OM Optical Module OMF Optical Module Frame pe photoelectron (also p.e.) P2P Peak to Peak distance PMT PhotoMultiplier Tube PSD Pulse Shape Discriminator PSF Point Spread Function PSL Prototype Sector Line QE Quantum Efficiency
RMS Root Mean Square (also rms) RoR Read out Request
ROV Remote Operated Vehicle RTS Reset Time Stamp
SC Slow Control
SCM String Control Module
SPE Single Photo Electron (also s.p.e.) SPM String Power Module
TCP/IP Transmission Control Protocol/Internet Protocol TOT Time Over Threshold
TS Time Stamp TT Time Transit
TTS Time Transit Spread TVC Time to Voltage Converter UV Ultra-Violet
W&B Waxman-Bahcall WF Waveform