INDEX 



Electromechanical devices, fire control, 121 

 Electron tubes, 166-169 

 Electrostrictive process, 95 

 Enlisted rating structure, 1 

 Environmental data, BT log, 80 

 Equipment, underwater fire control, 118-131 

 Expendable bathythermograph, 87-90 

 External communications, 133 



Fathometer, 101-104 

 Fire control 



computing mechanisms, 118-123 



detection to destruction phases, 112-114 



dials, 130 



nomenclature, 115 



reference planes, 114 



symbols and abbreviations, 122 



system tests, 124-127 

 Flow noise, 40 

 Frequency of sound wave, 37 

 Fundamental problem, fire control, 114-118 



General ratings, 1 

 Generator maintenance, 173 

 Graphing the BT trace, 73 

 Grounding test equipment, 157 

 Gyro failure, 24 



H 



Hydrophones, 91-98 

 Hysteresis effects, BT 72 



Inactive duty requirements, 5 

 Internal communications, 132 



Layer depth, 49 



Layers of temperature, 57 



M 



Magnetostrictive process, 92-94 



Mailing precautions, BT slides, 77 



Maintenance, introduction, 146 

 Maintenance requirement card, 150 

 Manual of Qualifications for Advancement 



in Rating, 3,6 

 Marine life noises, 42 

 Marking BT slide, 76 

 MC systems, 133 

 Mechanical computing devices, 



fire control, 119 

 Megohmmeter, 158 

 Mines, 14 



Military standards, 3 

 Missiles, 14 



Modern passive sonar theory, 99-101 

 Morse code, 136-139 

 Motion, 26-29 

 Multimeter, 158 



N 



Navy Training Courses, 7 



Noise, 39-43 



Noncomputing devices, fire control, 120 



Normal curves for pressure, salinity, 



and temperature, 46 

 Nuclear submarines, 13 



Occupational standards, 3 

 Ohmmeter, 158 

 Operational maintenance, 146 

 Oscilloscope, 158 



Parallax, 117 

 Passive sonar, 98 



theory, 99-101 

 Piezoelectric process, 95 

 PMS feedback report, 151 

 POMSEE program, 152 

 Potentiometer, 162 

 Power tools, safety precautions, 155 

 Preparation for advancement, 3 

 Preventive maintenance, 146-152 

 Propagation of sound in the sea, 45-51 

 Prosigns, 139 

 Prowords, 135 

 Publications, 8 



Manual of Qualifications for 

 Advancement in Rating, 3, 6 



179 



