ATS Surveillance services and procedures

Question 1

PIC change automatically tower frequency provided that: (3)

Answer 1

1. aircraft established final approach and been cleared for it
2. comms congestion or failure pilot hasn’t been able report ‘established’ or obtain clearance transfer tower
3. transfer tower not before 4 nm

Question 2

Except for STAR, a DME arrival or unless otherwise specified, does a clearance for final approach or visual approach terminate speed control?

Answer 2

Yes

Question 3

Operating requirements for transponders

Answer 3

Pilot of aircraft fitted with mode 3A or S must activate at all time in flight, and if mode 3A is mode C capable, that mode must also be operated continuously

Question 4

Operating requirements for ADS-B transmitters

Answer 4

Activate transmitter at all times

Aircraft identification feature? Use as per that submitted in flight notification