The PTB-32-218-4R0-8-120VAC-SFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 2 to 18 GHz, Gain 28 dB, Gain Flatness ±2 dB, Noise Figure 4 dB, Output Power 8 dBm. Tags: Benchtop / Rackmount, Power Amplifier. More details for PTB-32-218-4R0-8-120VAC-SFF can be seen below.