The PTB-30-28-5R0-20-115VAC-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 2 to 8 GHz, Gain 30 dB, Gain Flatness ± 1.5 dB, Noise Figure 5 dB, Output Power 20 dBm. Tags: Power Amplifier. More details for PTB-30-28-5R0-20-115VAC-SFF can be seen below.