FO Flashcards

1
Q

Rule 1

Direction is sent to the nearest ( ). Determining direction when measuring from a KP use (LARS or RALS?).

A

10mils

RALS

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2
Q

Rule 2

Range is expressed to the nearest ( ) meters.

A

100 m

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3
Q

Rule 3

The minimum vertical shift is ( )m and expressed as (. ) or (. ); measured in (. )m intervals.

A

35
Up or down
5

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4
Q

Lateral shift is determined by multiplying the (. ) to the KP to the nearest (. )m by the angular mil deviation from the KP to the target, rounded to the nearest (. )m

A

Range
100
10

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5
Q

The minimum deviation correction is (. )m and rounded to the nearest (. )m and expressed as (. ) or (. ).

A

30
10
Left or right

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6
Q

When adjusting illumination: the minimum deviation or range correction is (. )m HOB correction are sent in intervals of (. )m

A

200

50

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7
Q

When calculating HOB for illum, if the illum burns out above the ground , multiply the number of (. ) by the (. ) rounded to the nearest (. )m and expressed as (. ). If the round strikes the ground and continues to burn, multiply the number of (. ) it burns on the ground by the (. ) and round to the nearest (. )m

A
Mils
OT factor
100
Down
Seconds
Rate of decent
50
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8
Q

Call for fire grid m

Transmission 1

A

You this is me

Adjust fire over

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9
Q

Call for fire grid

Transmission 2

A

Grid

Alt over

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10
Q

Call for fire grid

Transmission 3

A

Target description
Method of engagement
Method of fire & control over

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11
Q

Call for fire grid

Transmission 4

A

DIR

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12
Q

Call for fire polar

Transmission 1

A

You this is me

Adjust fire polar

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13
Q

Call for fire polar

Transmission 2

A

Direction
Distance
Up/down ( alt. Difference between you and target)

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14
Q

Call for fire polar

Transmission 3

A

Target description
Method of engagement
Method of fire and control

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15
Q

Call for fire shift

Transmission 1

A

You this is me

Adjust fire shift from ….

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16
Q

Call for fire shift

Transmission 2

A

Dir
L/r
Add/drop
Up/dn

17
Q

Call for fire shift

Transmission 3

A

Target description
Method of engagement
Method of fire and control

18
Q
Ot factor
850-949=
950-1499=
1500-2500=
2501-3499=
3500-4500=
A
.9
1
2
3
4
19
Q
OT factor ranges 
.9
1
2
3
4
A
850-949=
950-1499=
1500-2500=
2501-3499=
3500-4500=
20
Q

How close is danger close and how large can your adjustments be

A

600m

100m

21
Q

What angle range does angle t come into effect, and what do you do to your corrections

A

500-2700mil

Cut your correction in half

22
Q

How many parts are there for CFF

How many elements

A

3

6

23
Q

What are the 3 range estimates methods

A
Football field (400-500m)
Flash to bang (secX350m=r)mil relation formula (w=rXm)
24
Q

What is the worm formula

A

Width=range X mil
Range=width/mil
Mil=width/range

25
Q

How is the M22 retinal numbered and incremented

A

10

5

26
Q

What are the primary responsibilities for an FO

A

Locate the enemy
Call for fire
Adjust fires

27
Q

What aids and equipment are available for an FO

A

CoMMS
Distance aids
Directional aids
Graphical aids

28
Q

What information is required for a know. Point

A

Distance
Direction
Altitude
Grid

29
Q

What are the 6 elements of CFF

A
Observer ID
Warno 
Target location
Target description 
Method of engagement 
Method of fire and control
30
Q

When do you use the OT factor

A

Only on adjustments

31
Q

When do you use the worm formula

A

When shifting from a known point

32
Q

What is required for immediate suppression

A

1 transmission

You this is me
Immediate suppression on
Grid

33
Q

How accurate is the M2 compass

A

10mil

34
Q

What are the 14 methods of control

A
Fire when ready
At my command
Cannot observe
Time on target
Time to target
Coordinated illumination 
Continuous illumination 
Cease loading
Check firing
Continuous fire
Repeat
Request splash
Do not load
Duration
35
Q

How close can friendly troops be to FPL

A

200-400m

36
Q
Finger method
1 finger
2 finger
3 finger
4 finger
5finger 
5 finger spread
A
30
70
100
125
180
300