MAWJEPS REPORT 76 $0 



CQKTEWTS 



Introduction .......... 1 



Descri.ption 5 



Soimd- Velocity Oscillator 5 



Temperature Oscillator 8 



Pressure Oscillator . . 12 



Summing Amplifier I5 



Mechanical Packaging I3 



Shipboard Installation 16 



Winch and Cable 16 



Readout Equipment 18 



Field Use I8 



Conclusions and Recommendations I8 



Appendix 22 



References 2^ 



Figures : 



1. WOTS-SVTP Instrument 1 



2. Block Diagram of WOTS-SVTP Instrument k 



5. Soxmd Velocity Circuit 5 



h. End Plate With Reflected Sound Pulse 7 



5. Temperature Oscillator Circuit 9 



6. Pressure Oscillator Circuit ik 



_ 7. Summing Amplifier Circuit I5 



J 8. Internal Construction of NOTS-SVTP Instrument I7 



5 9' Layout of Shipboard Readout Equipment I9 



|r-=i LO. Sound Velocity versus Depth, Outer Santa Barbara Channel . . 20 



ico II. Temperature versus Depth, Outer Santa Barbara Channel ... 21 

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iii 



