A Model 9344C Handheld Spectrum Analyzer is on display during the Tactical and Tech Day Expo at Joint Base Langley-Eustis, Virginia, June 12, 2019. Local and nationwide companies showcased the latest technological devices that can aid JBLE units with communications, electronic warfare, radar, signal monitoring and advanced structures in the field. (U.S. Air Force photo by Airman 1st Class Monica Roybal)