1. 6 x 50 round bursts, with 5 seconds between bursts followed by a 10 min cool down period 2. Burst settings other than 50, no more than 300 rounds in 60 seconds before allowing 10-min cool down period 3. If 300 or more rounds have been fired in the preceding 10 min. and a stoppage occurs, personnel must remain clear of the aircraft for 30 minutes having positive gun control

Weapons Flashcards by Hunter House

What is the capacity of the full size Ammunition Storage Magazine?

1110 Rounds (1200 Total)

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The Internal Auxiliary Fuel System (IAFS) incorporates a 100-gallon fuel tank and an ammunition storage magazine capable of holding approximately _____ rounds and _____ in the AHS allowing for approximately 300 round capability.

242, 58.

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The ammunition can be loaded through the side loader in bulk (individual rounds) or _____ round strips.

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When ammunition is loaded using the sideloader, there is approximately _____ round space between the sideloader and the gun.

40 Rounds

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How many rounds and fuel will combo-pack hold?

100 gallon
242 rounds
58 rounds in AHS

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Burst radius of 30mm 789 round?

4 meters

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What is the color of the projectile on the M789 (HEDP) round?

Black projectile with Yellow band/Yellow lettering

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What is the fragmentation radius of the M789 (HEDP) round?

4 meters

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The M789 (HEDP) can penetrate in excess of 2 inches of RHA at _______ meters

2500 meters

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What is the color of the M788 (TP) round?

Blue projectile with White stripe/White lettering and aluminum nosepiece.

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What are the types of 30mm ammunition used for firing?

M788 and M789 (ADEN and DEFA)

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In the event of low hydraulic pressure and/or loss of electrical power, the stow spring will position the gun in elevation to _________?

+11°

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What are the Azimuth and Elevation limits of the gun turret assembly while on the ground with the GND ORIDE button selected ON?

AZ 86° L/R Centerline, EL +9° Within 10° L/R Centerline, +11° From 10° L/R Centerline To 86° L/R, and Depression -6.45°. (-60° in depression off squat switch)

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If missiles are selected, and the priority missile is on the inboard launcher, the MP limits the gun’s azimuth to _____on that side.

52 degrees

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If rockets are selected, and the selected rocket type is on the inboard launcher, the MP limits the gun’s azimuth to _____.

60 degrees

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What is the maximum effective range of the M230E1 automatic gun?

1500 to 1700 Meters

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What component drives the gun bolt assembly to the open-bolt position after firing using dynamic braking?

Drive motor

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What is the maximum ballistic solution of the M230E1 automatic gun?

4200 Meters

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What is the cyclic rate of fire for the M230E1 automatic gun?

625 ±25 RPM (rounds per minute)

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What is the gun duty cycle of the M230E1 automatic gun?

6-50 round bursts, w/ 5 sec between bursts, followed by 10 min cooling period

Can be generalized for burst settings other than 50, fire no more than 300 rounds are fired within 60 seconds before allowing the gun to cool for 10 minutes.

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Very effective range of M230E1 30mm?

3000m

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Gun duty cycle

6 x 50 round bursts, with 5 seconds between bursts followed by a 10 min cool down period
Burst settings other than 50, no more than 300 rounds in 60 seconds before allowing 10-min cool down period
If 300 or more rounds have been fired in the preceding 10 min. and a stoppage occurs, personnel must remain clear of the aircraft for 30 minutes having positive gun control

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Which processor provides constraints processing for weapon performance and safety inhibits?

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Which component in the Area Weapon System performs the functions of turret cueing control and serves as a MUX remote terminal under Mission Processor control?

GSC (Gun subsystem controller)

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Target State Estimator (TSE) is only active when the _______ is actioned and _______ is the LOS.

Gun, TADS

TSE

Target State Estimator -Updates range for 10 seconds from 2nd detent -Target predictor -Laser range validator

GSC

Gun Subsystem Controller -Provides power to gun drive - Provides electrical pulses to fire the ammunition

S/MC

Sideloader/Magazine Controller -Provides interface link between the: oMP o GSC o Carrier Drive Assembly o Hand Tensioners o Sideloader o Round count o Fault/ error code

LMP

Load Maintenance Panel -Edit of gun round counts -Edit of rocket zone inventory -Override of the aircraft squat switch

What crewstation has the checkerboard pattern?

Only applies to the crew member that actioned a weapon system

You are in the pilot crewstation, and the CPG actions the GUN; what indication will you see in your High Action Display (HAD) and in what status field?

CGUN / Weapon Control

Which crewstation can conduct the Gun Dynamic Harmonization?

CPG

You are in the CPG crewstation, and you action the GUN; will the checkerboard pattern be applied to the pilot WPN page ARM/SAFE status window?

The fixed mode places the gun __________ degrees in azimuth and __________ degrees in elevation.

0 degrees in azimuth and 0.87 degrees in elevation

If the rounds count in the GUN Icon is incorrect, how do you input the proper rounds count?

Weapon UTIL LOAD Page

Where can you confirm your selected sight on the weapon page?

Sight select window

What will be displayed in the High Action Display (HAD) weapon inhibit field during Weapons Training Mode (WTM)?

TRAINING

When the Weapons Training Mode (WTM) is selected, the armament subsystem will adopt a simulated weapon inventory of _____ rounds for the 30mm.

888

Gun dynamic harmonization mode is available to the CPG to improve the accuracy of the 30mm, the CPG places TADS (NFOV) on a target between __________ to __________ meters.

500 to 1500 Meters

GUN DH INVALID message appears in status window, do you repeat the process?

Yes

What is the last step of a successful gun harmonization?

Enter the Gun Harmonization numbers into the logbook

The laser pointer should only be used for target __________ and pointing.

Illuminating

To distinguish one laser pointer using HIGH or LOW from another pointer __________ can be selected.

PULSE (4 Hz)

When the weapons trigger is activated the laser pointer is deactivated and gunfire could be delayed as much as ______ seconds.

.75 sec

The sunburst symbol is displayed to both crewmembers upon activation of the laser pointer. (TRUE/FALSE)

True. It is coincident to actioning crewmember and virtual to opposite crewmember

Who can Boresight the Laser Pointer (IZLID)?

CPG using NVG’s

When the LASER POINTER BORESIGHT FAIL status appears the crewmember should repeat the boresight steps. (TRUE/FALSE)

TRUE

What are the four types of ballistics that affect helicopter fired weapons?

Interior, Exterior, Aerial, and Terminal

What is turret bending and will the mission processor compensate for this phenomenon?

The airframe and gun-turret experience flexure in response to sustained recoil. Yes, MP compensates. None 1st RND, 2nd RND = 70%, 3rd and subsequent RNDs = 100%.

The gunner must compensate for lead angle compensation when using which of the available sights; why?

HMD; because the MP does not provide TSE algorithm when HMD is the sight selected. *TADS as sight, TSE is used for ballistic solution, second detent laser >4sec*

The gun is inhibited for __________ after a missile or rocket launch.

2 Seconds

What is the weapon inhibit status field message that indicates range or other engagement parameters exceed the ballistics processing capability of the system?

BAL LIMIT (4200 m)

How can performance inhibits be overridden?

2nd Detent Weapon trigger

SWARM

SIght/sensor select Weapon Pg Range 1.Azimuth 2. Range of source 3. Range to target Messages HAD, Symbology, and EUFD

RSAILS

Recorder on Search Acquire Identify TGT LASE or RANGE TGT Store

DIDEA

Detect Identify Decide Engage Assess

Types of ballistics

Interior Exterior Aerial Terminal

What effect does the combination of trajectory shift and projectile drift produce?

Port-Starboard Effect

How much compensation is required for projectile jump when firing from a hover?

NONE, except if a relative wind exists.

Gun Safety inhibits

Coincidence AZ limit EL limit ALT launch LOS invalid

Gun Performance inhibit

BAL limit

Generic inhibits

Safe Live ammo Training

The pylons are independently controlled through a range of ____ to ____ in elevation.

+4° to -15°

The __________ provides the interface between the mission processor and the pylon discrete signals.

Pylon Interface Unit (PIU)

The flight mode (+4°) is automatically commanded on takeoff when the squat switch indicates airborne for more than __________ seconds.

five

The STORES JETTISON panel allows for __________ jettison of wing stores while the emergency JETT button will jettison all stores.

individual

The pylons can be placed in the ground stow position from the WPN UTIL page which commands the pylons to ___ degrees.

-5°

What is the max ballistic range of a MK66 rocket motor?

7500 meters

The ________ processor establishes the aircraft state as SAFE upon aircraft power-up.

Mission Processor (MP)

The TOTAL ROCKETS status window is displayed when there is a difference between the number of rockets available for firing and ________________.

The number of rockets available of the selected type

Due to the possibility of surging of the engines, do not fire rockets from the ______ stations. Fire no more than ______with two outboard launchers every _____seconds, or fire with only one outboard launcher installed without restrictions.

Inboard, pairs, 3 sec.

When the Independent mode is used, only the _______ crewmember’s trigger is active.

Actioning

Which firing zones are available when the aircraft has rocket pods installed on the out-board pylons?

A, B, E

When the CPG actions rockets from the TEDAC LHG will the pilot see the Rocket Steering Cursor?

Yes

The M151 warhead has a bursting radius of __________ meters and a lethality radius of __________ meters.

10 / 50

The M261 (MPSM) warhead contains __________ M73 submunitions. This will produce 195 (10 grain) high velocity fragments that travel up to 5000 feet per second and the shaped charge can penetrate more than __________ inches of armor.

9, 4”

What is the minimum engagement range for deploying Flechette rockets?

800 meters

When the independent mode is used only the __________ crewmember’s trigger is active.

actioning

In the cooperative mode the __________ acquires and tracks the target and the __________ aligns the aircraft for launch using the rocket steering cursor.

CPG / PILOT

The rockets INVENTORY and QTY selection defaults to the ________ selections during cooperative engagements.

CPG

The cooperative mode is active whenever the rocket system is actioned via the __________.

Tactical Electronic Display And Control (TEDAC) Left Handgrip (LHG) and pilot cyclic Weapon Action Switch (WAS)

In the cooperative mode, both weapon triggers are active and the __________ LOS and range source are used for the ballistics calculations.

CPG

In the TRAIN mode, ______________ is displayed in the HAD in the weapon inhibit field unless a valid weapon inhibit is displayed.

TRAINING

The four types of ballistics influencing helicopter fired weapons are __________, __________, __________, __________.

interior / exterior / aerial / terminal

_____ _____ describes the characteristics and effects of the projectiles on the target.

Terminal ballistics

Thrust misalignment is a characteristic of __________ ballistics.

Interior

Interior ballistics deals with characteristics that affect projectile motion inside the _______ or _________.

Gun barrel or rocket tube

The pilot may have to pitch the nose of the aircraft up when firing rockets from a hover beyond __________ meters.

4,500

The two types of rocket inhibits are __________ and __________.

rocket system safety inhibits / rocket performance inhibits

What does an ALT LAUNCH message indicate?

A Hellfire launch is in progress.

What message will display when the actioning crewmember’s selected sight is Fire Control Radar (FCR), and there is no Next To Shoot (NTS) target?

LOS INVALID

Max ballistic range of rockets?

7500 meters

During the burn phase, rockets spins ____

clockwise

After the burn phase, rockets spin____

counter-clockwise due to fins

Overt rocket color markings

Olive Drab/White markings

Covert rocket color markings

Black/white markings

M156

White phosphorus

Rocket safety Inhibits

Accel limit ALT launch Gun obstruct LOS invalid Pylon error Pylon limit

Rocket performance inhibits

Pylon limit

Rocket generic inhibits

Safe Training

What is the primary difference between the SAL and RF missiles?

SAL tracks Laser energy (passive) and the RF tracks reflected RF energy (active). Guidance Section.

When a M36 training missile is detected all live missile on board the aircraft will display _____ in the missile icon.

The fuze contains the ARM/SAFE device that arms the missile when its launch acceleration exceeds approximately ____ g’s.

10 g’s.

The AGM-114R’s minimum arming distance is ______ meters.

375 meters

The AGM-114K2 arms approximately _____ meters from the launching aircraft.

181 meters

When the thrust of the missile exceeds ____ to ____ pounds, the missile will launch from the rail

600 to 830 Pounds

The AGM-114R missile thrust duration is approximately 2.5 to 3.5 seconds and reaching a maximum velocity of _________.

435 m/s or (845 Knots)

Which component of the M299 launcher contains the Training Missile Emulator (TME) which replicates RF missile operation?

Launcher Electronic Assembly

Which MPD page allows the aircrew to electronically arm the M299 missile launcher?

WPN UTIL

What are the normal pylon articulation limits when the missiles or rockets are actioned?

+4º to -15º

What is the minimum altitude to launch a SAL missile?

32 Feet

Weapons Flashcards

(112 cards)