Securing the Signal: MCD and 316th TRS train together
U.S. Marine Sgt. Aaron Nevárez, Marine Corps Detachment Goodfellow Russian course chief, and U.S. Air Force Staff Sgt. Audra Patton, 316th Training Squadron signals intelligence instructor, use a field expedient antenna to determine a window of a signal’s location, Goodfellow Air Force Base, Texas, Oct. 19, 2022. FEAs can be made in the field with cheap and accessible materials to receive specific signals. (U.S. Air Force photo by Airman 1st Class Zachary Heimbuch)