INTRODUCTION TO SONAR 



Launcher Recorder 

 Cable (4-wire 

 shielded) 



Optional 

 Equipments 



Terminal 

 Board 



Canister Loading Breech 



Canister Wire Spool 



LAUNCHER 



Stanchion 



Alternating- 

 Current Power 

 Cable (3-wire) 



RECORDER 



Depth/Temperature 

 Chart 



Wire Spool 'm 



Thermistor 



PROBE (XBT) 



71.126 

 Figure 5-23. — Expendable BT system. 



86 



