= 1300 mA, f = 894 MHz) Drain Efficiency (VDD = 28 V, POUT = 125 W, IDQ = 1300 mA, f = 894 MHz) Load Mismatch Tolerance (VDD = 28 V, POUT = 125 W, IDQ = 1300 mA, f = 894 MHz —all phase angles at freq.