Electro-optical designator system (EODS) Flashcards Preview

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Flashcards in Electro-optical designator system (EODS) Deck (20):
1

What is the purpose of the EODS?

Tactical surveillance and laser designation from a moving platform.

Capability to search, detect, recognise and identify targets.

2

Where is the turret?

Mounted upright on the nose.

3

How is the turret controlled?

Controller in the cockpit and TP.

4

How is the Switchable Wavelength Laser Subsystem controlled (SWLS)?

MASS switch
Laser select/arm switch
Fired using hand controller.

5

As part of the mission data bus the EODS are under the control of the TP, where else does it take inputs from?

IGI.

6

What sensors make up the turret?

IR Sensor
EO wide (colour)
EO Narrow (black and white)
SWLS

7

What is the full azimuth and elevation viewing range?

+/- 140 deg
+/- 90 deg

8

What is put in place to safeguard against inadvertent laser emission in the direction of the aircraft?

Software stop
Limit switch (power removed to drive motor)
Hard stops

9

At what range is the IR Sensor sensitive?

MID IR Range 3.4 - 5.2 microns (um)

10

Where is the on/off switch?

Lower left side overhead panel.

11

What tasks can the hand controller perform?

Manually steer the turret
Control the sensors
Change mode settings
Fire the SWLS

12

Where is the SWLS switch?

Co-pilot side of instrument panel.
Switch positions ELRF OFF LTD (dual action req, pull and turn for LTD)

13

Where is the laser firing indicator?

Right side instrument panel.
Illuminates when fired in either mode of operation or when armed.
Firing (top) Armed (Bot) Words in yellow

14

What happens when you press CTR button on IDU?

Turret goes to preset position 0 in azimuth -4 elevation.

15

What does pressing the cage switch forward in any mode do?

Turret goes to preset position 0 in azimuth -4 elevation.
Locks out any other selections from IDU or controller.
Laser inhibited.
Moving switch rear disengages cage mode and returns to manual.

16

When ATT is pressed how many targets can be tracked?

Upto 5, numbers run from 1-9.

17

When is the laser defined as ARMED?

MASS is live
LSAS in either ELRF or LTD
ARM signal circuitry has passed its self test.

18

The boresight procedure must be carried out:

every 7 days or 15 flying hours
op temperature changes by 50 from temp of last boresight
BORE message on EOD
Post heavy landing or excessive flight movements

19

What is the life of the boresight module?

250 BS procedures.

20

When must the desiccant assembly be replaced?

2 Lavender Quadrants.