TD 54

Question 1

First step in case of two-way radio failure?

Answer 1

Attempt to contact on a secondary frequency, the previously assigned frequency, the TWR frequency, or guard

Question 2

What do you do if unable to re-establish communications and unable to maintain VMC?

Answer 2

1. Proceed with a published instrument approach procedure or previously coordinated instructions. Change transponder to 7600
2. Maintain the last assigned altitude or the minimum safe/sector altitude (emergency safe altitude if more than 25 NM from the facility), whichever is higher, until established on a segment of the published approach.

Question 3

If you haven’t reached the DH on a PAR yet, when would you still be advised to execute a missed approach?

Answer 3

When PAR safety limits are exceeded or a radical deviation is observed

Question 4

When is radar monitoring automatically provided?

Answer 4

• When weather is less than 1000/3
• When requested by the pilot
• At night (N/A at U.S. Army Airfields)

Question 5

What is ALS?

Answer 5

Approach Lighting System

Question 6

What is your MDA for an ASR?

Answer 6

Received by ATC - They will also call out when you’re at your MAP

Question 7

Regarding lost communication - How often must you hear from ATC on:
ASR final APP
PAR final APP
When being vectored to final

Answer 7

ASR = Every 15 seconds
PAR = Every 5 seconds
When being vectored to final = Every Minute

Question 8

What does precision pulse radar detect and display?

Answer 8

Precise azimuth, range and elevation information

Question 9

What do you do in case of a no-gyro approach?

Answer 9

ATC will announce = “turn left, turn right” instead of = “turn left heading 305”