RIM092K0-20 using gallium-nitride (GaN)-on-SiC transistors i designed for industrial, scientific, medical (ISM) and plasma applications at 915MHz. RIM092K0-20 is the world’s highest power and efficiency SSPA with affordable price. This amplifier is suitable for use in CW, ISM applications. This high-efficiency rugged device is targeted to replace industrial magnetrons and other vacuum tubes which are currently applying to high power industrial applications, artificial diamond manufacturing, semiconductor equipment, and plasma systems.