Noble Skywave: Global radio contest
U.S. Air Force Senior Airman Henry Lowry, left, 1st Combat Communications Squadron radio frequency transmission system technician, and Airman 1st Class Emmanuel Estebat, right, 1st CBCS radio frequency technician, secure a guideline for a blue sky mast system during Noble Skywave at U.S. Army Garrison Baumholder, Germany, Germany, Oct. 26, 2022. Noble Skywave is a global contest that sharpens the high-frequency radio skills of participants while also increasing interoperability amongst U.S. Allies and partners. (U.S. Air Force photo by Airman 1st Class Jared Lovett)