gan 78In this paper, a hh-efficiency compact power amplifier is desned and fabricated with a 0.25 μm GaN hh electron mobility transistor (HEMT) to meet the demands of a hhDownload this stock image: Bi Gan 78th Cannes Film Festival Winners Photocall Palais des Festivals - Cannes, France 24th May 2025 ©SGPItalia id 133126 120 Not Exclusive