ATDI is a global leader in spectrum management and spectrum engineering. Our leading software solutions for wireless engineering have been serving homeland security and critical communications for over 30 years. Wireless applications ranging across homeland security, law enforcement, emergency services, military application and many more. Our wireless engineering applications cover a vast array of technologies, from simulating police radio networks in urban environments to the modelling of sophisticated counter drone systems or measuring jamming efficiency for special events, we do it all. ATDI is the trusted homeland security partner due to the well-established reliability and accuracy of our solutions.