The US Government has auctioned some of the airwaves for commercial mobile devices. This video looks at the transition by US organizations to C-Band frequency.
Synchronous and Asynchronous Data Sources in Data Acquisition Systems
In this knowledge packets video, David Buckley talks about what synchronous and asynchronous data sources mean in data acquisition systems and how to best capture this data to ensure data coherency.
Air data computers are used by aircraft to acquire and process data from pitot and static pressure sensors, data buses, and analog inputs to obtain key air data parameters.