ATSA Radar Question Bank

Question 1

What does RADAR stand for?

Answer 1

Radio Detection And Ranging

Question 2

What are the allocated squawk code at EGSC?

Answer 2

6160-6177

Question 3

What is an ORCAM squawk?

Answer 3

A system whereby an aircraft will retain the same Mode A code for the entire duration of the flight, instead of changing it when passing from one ATC unit to another.

Question 4

What does PSR and SSR stand for?

Answer 4

PSR- Primary Surveillance RADAR

SSR- Secondary Surveillance RADAR

Question 5

What 3 SSR feeds do we use at EGSC?

Answer 5

Debden RADAR, Stansted RADAR, Claxby RADAR

Question 6

In the event of an SSR failure, who do you call?

Answer 6

Swanwick technical services, and make TELS aware

Question 7

What does ‘DF’ stand for, and what does it do?

Answer 7

‘DF’ stands for Direction Finder. It is a device for finding the direction or bearing to a known radio source.

Question 8

What approaches do we offer at EGSC?

Answer 8

ILS, NDB, and RNAV/GNSS

Question 9

What do ILS and NDB stand for?

Answer 9

ILS- Instrument Landing System

NDB- Non-Directional Beacon

Question 10

What are the 3 fixes for an RNAV approach, and which ones are for RWY 23/05?

Answer 10

RWY 05- BEPOX

RWY 23- TIPGO & GOPOD

Question 11

What are the standard departure routings for EGSC?

Answer 11

ADNAM

EBOTO

Question 12

Who do you call for clearances for ADNAM and EBOTO?

Answer 12

ADNAM- call TC East

EBOTO- call TC Mids

Question 13

What are the standard departure clearances for ADNAM?

Answer 13

RWY 23- “Left turn on track ADNAM, climbing to altitude 3,000ft, ROCAS”

RWY 05- “Right turn on track ADNAM, climbing to altitude 3,000ft, ROCAS”

Question 14

What are the standard departure clearances for EBOTO?

Answer 14

RWY 23- “Climb straight ahead to altitude 2,000ft then right turn on track EBOTO climbing to altitude 6000ft, ROCAS”

RWY 05- “Left turn on track EBOTO climbing to altitude 6000ft, ROCAS”

Question 15

What information should be passed when pre-noting another ATC unit?

Answer 15

A/C Callsign or Reg

Type of A/C

Departure and arrival aerodromes

Requested level

Whether it’s a test flight

What their intentions are.

Question 16

What is the CAM?

Answer 16

The CAM is the Cambridge NDB and is the hold we have at EGSC

Question 17

What is the purpose of VFR restricted?

Answer 17

VFR restricted is put in place when the CAM hold is active. VFR restricted ensures that all VFR departing aircraft will be restricted initially to not above 2000ft, to keep them clear of the traffic holding at the CAM.

Question 18

What call can you expect from the Tower ATSA/ATCO for a departing aircraft when VFR restricted is in place and why?

Answer 18

Airborne times will be passed, to allow for the APS ATCO to identify a departing VFR aircraft using the departure time given, within 1NM of the end of the runway.

Question 19

Stansted RADAR calls the APS ATCO looking for a level into the CAM for an inbound aircraft. What ATSA call should this trigger for you to make?

Answer 19

This shall trigger an ‘active call’ to the ADI ATSA/ATCO

Question 20

ATOTN RADAR line rings, you answer it, and hear ‘Wattisham RADAR with a controller handover’, what is your response?

Answer 20

You should respond with ‘standby for a controller’, tell the APS ATCO who is on the phone, and let them take the call.

Question 21

OXF14 is doing an RNAV approach via BEPOX, to go around for another approach. They have just called ‘OXF 14, passing BEPOX’ What call do you make, and to whom?

Answer 21

“OXF 14, passing BEPOX for the RNAV approach, rwy 05, to go around further”, to the ADI ATCO, or the ATSA is they’re busy.

Question 22

GGGEM is doing a RADAR vectored ILS for Rwy 23, to land. He is approximately 15NM away. What call will you shortly be making, and when?

Answer 22

You will need to be making the ‘12 mile’ call to the ATCO. “GGGEM, 12 miles, for the ILS, rwy 23 to land”.

Question 23

What information do you require for a diversion?

Answer 23

Callsign and/or a/c reg, a/c type, departure aerodrome, original destination, ETA, and a reason for the diversion.

Question 24

What are the APP/APS and director frequencies for EGSC?

Answer 24

APP/APS- 120.965

Director- 124.980

Question 25

How can you ensure the NDB is transmitting properly?

Answer 25

Select the NDB option on the NDB/ATIS switch and listen to see if it’s transmitting.

Question 26

Who are D & D, and what frequency do they operate on?

Answer 26

Distress and Diversion, are a unit that provide essential safety and operational information needed to assist during an emergency. The frequency is 121.5

Question 27

What are the emergency squawks, and what do they entail?

Answer 27

7500- Unlawful interference (Hijack)

7600- Radio fail

7700- General Emergency

Question 28

What are the squawks for HLE88, Pipeline/Powerline inspections, and royal helicopter flights?

Answer 28

HLE 88- 0020

Pipeline/Powerline Inspections- 0036

Royal Helicopter flights- 0037

Question 29

Upon receiving an estimate from TC for an inbound IFR aircraft, what shall you do with the information?

Answer 29

Code callsign the squawk, input the estimate and squawk into the FDMS to update the strip. Replace the original strip with the new strip on the board.