Transponder

The hiker carried a transponder for emergency rescue purposes in remote areas.

The toll booth detected the transponder in the car and automatically deducted the appropriate fee.

The satellite transponder received a signal from Earth and transmitted the data back to the ground station.

The stolen vehicle had a hidden transponder that allowed the police to track its location.

The pilot activated the transponder to communicate the aircraft's position to air traffic control.

The stolen vehicle was equipped with a transponder, making it easier for the police to track its whereabouts.

The transponder in the toll booth automatically deducted the appropriate amount from the driver's prepaid account.

The transponder on the satellite enabled scientists to gather valuable data about atmospheric conditions and climate patterns.

The air traffic controller requested the aircraft's transponder code for identification purposes.

The pilot activated the transponder to ensure the aircraft's visibility on the radar screen.

The transponder on the shipping container allowed the logistics company to monitor its movement throughout the supply chain.

The search and rescue team used a transponder to locate the distress signal emitted by the stranded hiker.

The transponder emitted a distinct signal that identified the aircraft to the radar system.

The toll booth automatically deducted the fare from the driver's transponder as he passed through.

The scientist attached a transponder tag to the dolphin's fin to study its migration patterns.

The astronaut activated the transponder on his spacesuit to communicate with the mission control center.

The transponder in the parking lot detects the presence of a vehicle and opens the gate.

The transponder in the train interacts with the track system to ensure a smooth and safe journey.

The transponder on the spacecraft communicates with mission control on Earth.

The transponder on the RFID tag in the library book triggers the alarm if it's taken out without being checked out properly.

The transponder on the weather balloon transmitted atmospheric data to the meteorological station.

The scientist used a transponder to gather temperature readings from the remote research station.