USW Flashcards
What does sonar stand for
Sound navigation and ranging
What are the two types of sonar
Active
Passive
What make up the sonar suite
AN/SQS-53C Hull mounted sonar AN/SQS-19B TACTAS AN/SQS-28 sonobuoy processor MK 116 FCS Auxiliaries
What fills sonar dome
26,000 gal of fresh water
With a pressure of 39.5 psig
How many feet in cable must remain on the drum when deploying full scope?
400 Ft
How long is MFTA?
610 Ft
How many modules make up MFTA?
Seven (7) modules
How long is the tow cable between the MFTA and the winch?
5600 Ft
What do we get from active sonar
Bearing
Range
What do we get from passive sonar
Frequency
Bearing
Define AN/SQS-53C
Multi mode
Hull mounted
Active and passive sonar system
Provides 360 deg of active and passive coverage
How many element are apart of the 53C
576 acoustic
Arranged in columns of 8 elements to make 72 staves
How long is the drouge
75ft
Which antenna is used with over the side deployed sonobuoys
ARR-75 ship board sonobuoy receiver
What torpedoes can we fire
MK 46
MK 54
VLA
What is the MK of SVTT on board
MK 32
What’s the other name for DIFAR
Pointer
Define DIFAR
Passive only directional buoy
What’s the other name DICASS is called
Cadillac
Define DICASS
Directional command activated sonobuoy system