Artificial Underwater Target.
DEPARTMENT OF THE NAVY WASHINGTON DC
Pagination or Media Count:
In combination in a free, underwater craft, a hull, means for carrying ballast, means for discharging said ballast, depth responsive means, a timer providing two time intervals, control means operated by said timer for actuating said discharging means after a pre-set time interval, and other control means operated by both said timer and said depth responsive means for actuating said discharge means after a shorter time interval if said craft attains a pre-set depth. Author
- Submarine Engineering
- Acoustic Detection and Detectors
- Acoustic Countermeasures