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PWO Course Study > NATO Code Words - ASW > Flashcards

NATO Code Words - ASW Flashcards

(86 cards)

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1
Q

BACK STOP

A

Unit stationed between the contact and the protected force.

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2
Q

BASSET

A

Rocket thrown torpedo.

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3
Q

BARRIER

A

Set up barrier as indicated (e.g. sonobuoy axis
position).

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4
Q

BLOODHOUND

A

ASW torpedo with omni-directional search pattern.

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5
Q

BLOODHOUND LOOSE

A

ASW torpedo with omni-directional search pattern has been released.

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6
Q

BROTHER

A

Attacking ship of an ASW unit (SAU)

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7
Q

CADDILAC

A

Directional active sonobuoy

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8
Q

CAKE

A

ASW weapon state report.

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9
Q

CERTSUB

A

Contact classified as certain submarine.

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10
Q

COLD

A

I have lost sonar contact or sonar contact is not held.

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11
Q

CONDITION HAIRY

A

All units may be required to prosecute an unidentified submarine contact

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12
Q

COWBOY(S)

A

Ship(s) of search attack unit (SAU)

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13
Q

CRACKERS

A

Sound Underwater Signal (SUS) or Practice Depth Charge (PDC) explosives.

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14
Q

DATUM

A

Last known position of a submarine or a suspected submarine after contact has been lost.

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15
Q

DEMONS

A

Depth in metres.

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16
Q

DEVILS

A

Submarine depth in tens of ft.

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17
Q

DIP

A

Conduct search with helicopter sonar

(may be followed by transducer depth in ft).

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18
Q

DIPPER

A

An ASW helicopter capable of conducting both sonar search and attack.

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19
Q

DOG BOX

A

Area within which units may interfere with ASW torpedoes.

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20
Q

FANFARE

A

Towed anti-acoustic torpedo noisemaker which can be switched on/off while streamed.

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21
Q

GERTRUDE

A

Underwater telephone equipment.

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22
Q

GOBLIN

A

Submerged object detected.

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23
Q

HOOKER

A

Fishing or other small craft.

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24
Q

HOT

A

Sonar contact is held.

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25
MARRY
Assisting ship may attack in concert with attacking ship as opportunity offers.
26
NONSUB
Contact is classified non submarine.
27
PONY
ASW weapon carrying helicopter.
28
POPCORN
Hull popping noises indicating that a submarine is changing depth.
29
POSSUB
Contact classified as possible submarine.
30
PROBSUB
Contact classified as probable submarine.
31
RISER
A radar contact which has suddenly appeared.
32
SELFTACK
An attack conducted by a dipping helicopter on its own target after the helicopter has broken DIP.
33
INFOTAC
A type of vectored attack, used when the directing unit broadcasts sonar contact information and the attacking aircraft must solve his own fire control solution.
34
SNORT
Visually sighted submarine snorkel.
35
SPIT(TING)
Lay/launch(ing) buoys.
36
STOVEPIPE
A predesignated area in which a designated submarine may operate and other submarines are to keep clear.
37
VECTAC
Vectored attack ## Footnote Type may be specified as RADAR, VISUAL - or REVERSE VECTAC
38
BALL
ASW helicopter transducer
39
BIG DIPPER
Radar and sonar fitted helicopter.
40
BREAK(ING) DIP
Helicopter raises the transducer clear of the water
41
BULLPEN
A submarine generated search area. (SGSA)
42
CLANKING
Cavitating or making machinery noise
43
COBRA
ASW torpedo with directional search pattern
44
COBRA LOOSE_____
ASW torpedo with directional search pattern has been released
45
COLD
I have lost sonar contact or sonar contact is not held
46
DEEP
Contact is below layer depth
47
DIP BOSS
ASW helicopter flight leader
48
DIP GANG
Collective callsign for all helicopters on net
49
DODGER (__)
Mobile ASW training target
50
DOG BOX
Area within which units may interfere with ASW torpedoes
51
FARMER
Unit transporting contraband
52
FEATHER
Visual sighting of periscope wake
53
FLUSH (ING)
In AIR/SUB co-operation, I am going deep
54
FREEWHEEL
Confirm cancellation of a submarine generated search area. | Cancels BULLPEN
55
GRASSHOPPER
Emergency transit method of submarine areas by surface units.
56
HOT
Sonar contact is held
57
HOVERTAC
An attack conducted by a dipping helo on its own target, while maintaining sonar contact
58
INFOTAC
A type of vectored attack, used when the directing unit broadcasts sonar contact information and the attacking aircraft must solve his own fire control solution
59
KINGPIN
Reference position established arbitrarily by an aircraft for reporting the position of a CONTACT or DATUM
60
JUMP(ING)
Break(ing) DIP and proceed(ing) in direction or to position indicated to DIP again
61
LANCE
Active shipborne sonar
62
LANCE DIVER
Variable depth sonar
63
LANCE SEARCHER
Active medium or long range sonar
64
LEASH
Wire guided torpedo
65
MADMAN
I have a MAD contact.
66
MARK(ING) DIP
Helicopter come (coming) to hover and commence (commencing) sonar search.
67
MARK GATE
Helicopter is proper distance downwind from dip point. Commence(ing) automatic transition to hover
68
MEADOW
A predesignated area in which a submarine may operate during the implementation of GRASSHOPPER procedures
69
NOTACK
Directive by/request to a FRIENDLY submarine to establish an area in which no air or surface launched asw weapon may be employed
70
PLAYPEN
Submarine patrol area in a barrier.
71
POINTER
Directional passive sonobuoy.
72
POUNCER
A unit stationed to provide defence in depth and mutual support for the screening units.
73
PYRAMID
Any ship launched torpedo weapon system. | May be prefixed with torpedo brevity word (BASSET, COBRA, etc.)
74
SEA TALK
Underwater voice transmission
75
SELFTACK
An attack conducted by a dipping helicopter on its own target after the helicopter has broken DIP
76
SERPENT
A towed array system (TAS) which is towed by surface ships or submarines
77
SHALLOW
Contact is above layer depth
78
SHORTSHOT
Submarine believed to have fired from inside the screen
79
SINKER
A radar contact that later disappeared
80
SISTER
Assisting ship of surface ASW unit.
81
SNORTING
Submarine contact is snorkeling
82
SPLASH POINT
Water entry point of an ASW weapon
83
VECTAC
Vectored attack. | Type may be specified as RADAR, VISUAL - or REVERSE VECTAC
84
WHISPER(__)
Slow to below cavitation speed or speed indicated.
85
Long Shot
Submarine is believed to have fired from outside the screen.
86
PELICAN
Long range patrol maritime aircraft capable of both search and attack.

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