The PEC4-18G22G-1R7-8-23-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 18000 to 22000 MHz, Gain 23 dB, Gain Flatness ± 1.50 dB, Noise Figure 1.7 dB, P1dB 8 dBm. Tags: Low Noise Amplifier. More details for PEC4-18G22G-1R7-8-23-SFF can be seen below.