The PE2-14-21R522R3-3R5-10-12-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 21500 to 22300 MHz, Gain 15 dB, Gain Flatness ± 0.75 dB, Noise Figure 3.5 dB, P1dB 10 dBm. Tags: Surface Mount, Low Noise Amplifier. More details for PE2-14-21R522R3-3R5-10-12-SFF can be seen below.