The PA-37-5G19G-33DBM-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 5000 to 19000 MHz, Gain 35 to 42 dB, Gain Flatness ± 3.5 dB, P1dB 33 dBm, P1dB 2 W. Tags: Power Amplifier. More details for PA-37-5G19G-33DBM-SFF can be seen below.