Definition
An air traffic controller working in the radar room of a TRACON or tower facility who is responsible for separating, sequencing, and providing radar vectors and altitude assignments to aircraft after they depart an airport, until they are handed off to the en route center (ARTCC) or to another controller.
Plain English
The controller who watches you on radar right after takeoff and gives you headings, climbs, and traffic calls until you are passed on to the next controller.
Context Anchor
You encounter this term after takeoff from a towered airport, especially when the tower instructs you to change to a departure control frequency.
Derivation
“Departure” comes from the idea of leaving a place. “Radar” originally came from “radio detection and ranging,” meaning finding objects and their distance by radio signals. “Controller” means the person directing traffic. Together, the phrase points to the controller who directs aircraft leaving the airport using radar information.
Why Pilots Care
Keeps you safely separated from other airplanes and gives you the first part of your route until you are on your way to the en route controller.
Intuition Check
Do not assume the departure radar controller is the same person as the tower controller. The tower handles the runway area; the departure radar controller handles aircraft after takeoff as they move away from the airport.
Example Sentence 1
After liftoff, the tower instructed us to contact the departure radar controller on 125.5, who then gave us a vector to join our filed route.
Example Sentence 2
We checked in with the departure radar controller after the tower handed us off and received our initial heading.