MRF13750H RF Power Transistor NXP Semiconductors MRF13750H RF Power Transistor combines high RF output power and superior ruggedness. The MRF13750H Transistor is designed to deliver 750W CW (Continuous Wave) at 915MHz. Designed to replace magnetrons and offer higher control and reliability, the NXP Semiconductors MRF13750H Power Transistor offers accurate power control over the full 650MHz to 1300MHz dynamic range 63% (typical) efficiency. This rugged Power Transistor is also highly insensitive to vibration, capable of handling 10:1 VSWR (Voltage Standing Wave Ratio).