FIREFINDER ANTPQ36 V8

1
WELCOME TO FIREFINDER FRIENDLY FIRE
2
TERMINAL LEARNING OBJECTIVE
Given an AN/TPQ-36(V)8 and in accordance with the
class outline, conduct a Friendly Fire mission
3
ENABLING LEARNING OBJECTIVES

• Given an AN/TPQ-36(V)8 and in accordance with
  class guidelines
• Process received friendly fire digital messages
• Transmit friendly fire search fence status to
  registering unit
• Prepare to observe a friendly fire registration
• Process the did hit locations of friendly fire
  rounds
• Transmit locations to supported unit
• Print/Delete the locations

4
Secondary Mission

• The secondary mission of the Firefinder Radar is
  to support friendly firing elements. This
  mission is performed in combat only when the
  Commander deems it necessary.
• Some examples where the Radars may be used for
  Friendly Fire are
• Field Artillery Raids
• Gunnery Registrations to meet the conditions for
  accurate predicted fires
• Adjust Fire Missions when observers are not in
  position or weather obscures their vision

5
Friendly Fire Operations

• Overview
• Friendly fire mode is used to produce the
  location of friendly fire rounds, air burst or
  datum plane.
• This mode is entered from the hostile mode of
  operations.
• The sequence is normally initiated by a request
  from the FDC.

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Submodes of Operation
AA ARTILLERY AIR BURST MD MORTAR DATUM
PLANE AD ARTILLERY DATUM PLANE MI - MOTAR
IMPACT PREDICT AI - ARTILLERY IMPACT PREDICT
REGISTRATIONS ADJUST FIRE
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Friendly Fire Aspect Angle

• THE BEST PROBABLE ANGLE-T IS 400(Highest
  Probability 90-95)MILS WITH ACCEPTABLE ANGLES OF
  0800 TO 1200 MILS USING 1000 AS THE OPTIMUM.
• THE PROJECTILE IS TRACKED ON ITS DESCENDING
  TRAJECTORY

REQUIRES 350 M TRACK DISTANCE
ASPECT ANGLE
8
Processed Video
9
Received Message Queue
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• Receive Friendly Fire Data

OR
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Receive Battery Site Data
Receive Friendly Fire Battery Msg (FMINTM)
Receive Friendly Fire Battery Msg (FMINTM)
Priority
Priority
Msg Source
Msg Source
MRN
RSN
CAK key
MRN
RSN
CAK key
Time
Time
Target Number
Unit to Fire
Unit to Fire
Target Number
Target Number
GZI
GZI
Battery Easting
Battery Easting
Battery Northing
Battery Northing
Mode
Mode
Battery Altitude
Battery Altitude
Press Save for additional required message.
Save
Save
Remove
Cancel
Print
Help
Remove
Cancel
Print
Help
12
Receive Friendly Fire Target Data
Receive Friendly Fire Target Msg (FM MTO)
Msg Source
Priority
MRN
RSN
Time
CAK key
Target Number
GZI
End Point Easting
CNTL
End Point Northing
Rounds
End Point Altitude
Interval
Max Ordinate
TOF
Quadrant Elevation
Number of Units
FFSF data complete.
Process
Remove
Cancel
Print
13

• FFSF Validation Status Message

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• Buffer Entry Notification

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Print Friendly Fire Parameters
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Print Friendly Fire Parameters
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• Transmit Search Status Message

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Buffer Selection
A maximum of six Buffers can be entered
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Friendly Fire
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Transmit Radar Ready
AN/TPQ-36(V)8 Operations
Processing
Tools
Mode
Controls
Parameters
Comm
Receive... CtrlR
Subscriber... Ctrl-S
Transmit
Radar Location...
Saved
Radar Ready...
Cancel
Registration Report...
Fire Mission...
Free Text...
Communications Test...
Search Status Medevac...
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Radar Ready
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Message Queue
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Ready for Target
Receive Fire Mission Msg (FMFOCMD)
Priority
Priority
Msg Source
Msg Source
MRN
RSN
RSN
Time
Time
CAK key
Ready for Target Number AA0001
Cancel
Cancel
Remove
Remove
Print
Print
Save
Save
Help
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HV On / Radiate On
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• Shot
• Announced at time of weapon fire
• Radars cue to begin radiating

Receive Fire Mission Msg (FMFOCMD)
Msg Source
Msg Source
Priority
Priority
MRN
RSN
RSN
CAK key
Time
Time
SHOT
Cancel
Cancel
Print
Print
Remove
Remove
Save
Save
Help
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• Splash
• Received approx. 5 seconds prior to round
  function
• Radars cue to cease radiating

Receive Fire Mission Msg (FMFOCMD)
Msg Source
Msg Source
Priority
Priority
MRN
RSN
RSN
CAK key
Time
Time
SPLASH
Cancel
Cancel
Print
Print
Remove
Remove
Save
Save
Help
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Round Observed
AN/TPQ-36(V)8 Operations
Hostile
24.0
Tgts Q1
Msg Q0
18.2
HV ON
12.4
Radiate ON
Xmit Ready
6.6
Fans OFF
0.8
133445
080037
0
5600
800
E 166175 N 185083
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HV On / Radiate Off
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• Transmit Friendly Fire Target

AN/TPQ-36(V)8 Operations
Next...
Re
c
all...
R
eceive
F
ault Status
J
am Status
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• Transmit Registration Report - Friendly

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• Deleting Friendly Targets

AN/TPQ-36(V)8 Operations
M
ode
Next...
Re
c
all...
R
eceive
F
ault Status
J
am Status
Friendly Fire Target Information
Tgt Num
Submode
Time
Impact Easting
Impact Northing
Impact Altitude
Apply
Meters
Store
Delete
Transmit
Print
Cancel
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Friendly Fire - Round Not Observed -
AN/TPQ-36(V)8 Operations
Processing
Tools
Mode
Controls
Parameters
Comm
Receive... CtrlR
Subscriber... Ctrl-S
Transmit
Saved
Cancel
Medevac...
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• Friendly Fire
• - Round Not Observed -

Transmit Registration Report
Did you observe a friendly weapon?
Yes
No
Manual Authentication Code
Subscriber...
Transmit
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• Receive EOM Message

AN/TPQ-36(V)8 Operations
M
ode
CtrlR
CtrlS
Saved
C
ancel
AN/TPQ-36(V)8 Operations
M
ode
N
ext...
Re
c
all...
R
eceive
Receive Message Q
Message Types in Q
SPRTFILTER
FMSUBS
FMFOCMD
SYSPTM
View
Cancel
Help
Delete
35
Common Friendly Fire Errors

• Site Selection
• Aspect Angle
• Buffer Selection
• Mission Type
• Maximum Ordinate
• Fall Angle

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FFSF Errors

• 1 - (FF) FFSF ERROR - MO BELOW MASK
• (FF) FFSF ERROR - END POINT XXXM BELOW MIN
• - BEGIN NEW MISSION WITH HIGHER TRAJECTORY
• 2 - (FF) FFSF ERROR - ENDPT XXXM ABOVE MAX
• (FF) FFSF ERROR - END POINT ABOVE MO
• - BEGIN NEW MISSION WITH LOWER TRAJECTORY
• 3 - (FF) FFSF ERROR - END POINT BEYOND MAX
  RANGE
• - BEGIN NEW MISSION WITH SHORTER RG TO TGT
• - MOVE RADAR SITE

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FFSF-Errors (cont)

• - (FF) FFSF ERROR - END POINT INSIDE MIN RANGE
• - BEGIN NEW MISSION WITH GREATER RANGE TO TARGET
• - MOVE RADAR SITE
• 5 - (FF) FFSF ERROR - LIMITED TRACK COVERAGE
• (FF) WARNING - TRAJECTORY INCORRECT
• - BEGIN NEW MISSION WITH HIGHER TRAJECTORY
• - MOVE RADAR SITE
• - RAISE MASK ANGLE USING TERRAIN MASK ADJUST

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QUESTIONS
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SUMMARY

• Process received friendly fire digital messages
• Transmit status of friendly fire search fence to
  registering unit
• Prepare to observe a friendly fire registration
• Process the did hit locations of the friendly
  fire rounds
• Printing and Deleting locations
• Transmit locations to supported unit

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