EGI Stuff

Question 1

6 Types of Alignment

Answer 1

HNAV (auto), HNAV (commanded), Directional Gyro, Gyro Compass, Stored Heading, Data Link

Question 2

Fastest Alignment

Answer 2

Directional Gyro (2min)

Question 3

Shore-Only Alignments

Answer 3

Gyro Compass, Stored Heading

Question 4

When is attitude valid for all alignments?

Answer 4

10 seconds

Question 5

Directional Gyro Alignment Limitations

Answer 5

No position data or velocities, basic pitch and roll only, heading is manually input by user, must command an HNAV after takeoff, can only do one EGI at a time

Question 6

DG LO vs HI

Answer 6

LO has no heading data, HI has heading info

Question 7

Normal FOM and EHE

Answer 7

FOM of 2 or less, EHE of less than 25ft

Question 8

What is a SAASM?

Answer 8

Selective Availability Anti Spoofing Module, no anti-jam capability but allows for higher accuracy in jamming environments

Question 9

How to aid in an HNAV alignment

Answer 9

Moderate maneuvering after achieving ALGN-G (30-90 heading changes at 10-20 AOB)

Question 9

How to aid in an HNAV alignment

Answer 9

Moderate maneuvering after achieving ALGN-G (30-90 heading changes at 10-20 AOB)