The FAA is investing $16.5 million to install transponders (VMATs) on its approximately 1,900 airport vehicles at 44 U.S. airports with existing surface surveillance systems and 220 with or receiving ...
From its wartime origins, the term "squawk" represents the importance of clear communication in aviation.
The Port Authority announced Tuesday it will install transponders to help air traffic controllers detect fire trucks and other airfield vehicles at local airports​.