Hz) Power Output at 1 dB Compression (VDD = 28 V, IDQ = 600 mA, f = 2.17 GHz) Drain Efficiency (VDD = 28 V, POUT = 50 W, IDQ = 600 mA, f = 2.17 GHz) Load Mismatch Tolerance (VDD = 28 V, POUT = 50 W, I.