Technical Sergeant Patrick J. Hydo Technical Sergeant Patrick J. Hydo, a native of Wellington, Ohio, has been a member of the Air National Guard Band of the South since 2001. He performs on horn with the Band of the South Concert Band, Brass Quintet, and Woodwind Quintet, and on rhythm guitar for the Sound Barrier rock band. He holds Bachelor and Master of Music degrees in Horn Performance from Georgia State University. Sergeant Hydo teaches elementary school music, performs with the LaGrange Symphony Orchestra, and is a private brass instructor in the Atlanta area. As a traditional member of the Air National Guard, Sergeant Hydo serves one weekend a month, two weeks during the year and at other times when called to duty.